Ultra linear amps any good

would, steer clear, or to try to get some additional clarification from the manufacturer before buying. An observation I made a few years ago. Much better with the Beyer A1 and CS300X. With all these improvements, the Phase Linear 400 (as well as the 700, 700B and all Phase Linear amps using PL14-20 PCB boards) were back in my sights. It can drive speakers that are 78dB, so running out of power on inefficient speakers are a thing of the past. Tetrode configeration Nov 19, 2015 · Treat it like any other piece of hi-fi and, ideally, give it a thorough demo before you hand over your cash. The Mini Block tube amplifiers use a 5751 in the driver position and the EL84 output circuit is biased into Class-A, ultra-linear operation. But I still prefer the Ultra Linear. Ultra-linear electronic circuits are those used to couple a tetrode or pentode vacuum-tube (also called "electron-valve") to a load (e. and also found the ultra linear mode to be more opened Apr 15, 2010 · Are KT88 amps any good? Sign in to follow this . For all size amps, even large cabinets with separate head. The result of high negative feedback levels can be described as the typical "Hear me sounding good and not forgetting any detail" sound of many amps that makes listening tiring. But when I auditioned these amps, they were all through different sources and interconnects. I have had a good experience with the UcD series amps, though with a linear supplies. ultra light weight all tube, hand wired. not quite as good as it once did. Cheers! Not really impressed with Burson 160D and EAR HP-4 with the LCD-2. These amps were selling in 2010 for roughly $1,200 to $1,900 (2011 Vintage Guitar Price Guide). This would include Keys, Vocals etc. The output was increased to 70 Apr 30, 2010 · Valve amps were part of the vinyl era where deep bass caused the needle to jump off the record. Looks as good as it sounds. 11 Comments and an EL34 ultra-linear output section. Striking a balance between triode and pentode mode, the new ZOTL Ultralinear amp provides the unique advantages of each while maintaining all the benefits of the ZOTL circuitry. Now I haven't pre . Rated at 400 rms watts. I'm not a fan of ultra linear output transformers in guitar amps. Rated at 98 wpc in ultra linear and 56 wpc Bass is tangible, tonally accomplished, and powerfully deep. and 800 peek. Based on the same 24V power supply, I don’t seem to notice any difference in voltage swing and current capabilities. These VAC Vintage High Power vacuum tube amplfiers (a. com. Mar 22, 2019 · In ultra-linear mode, the softness and the balance of the sound stage are as close to perfection as could be. Is the adjective "ultra-linear" exclusively associated with high-fidelity amplifiers? Hardly. Never the less I am forging ahead. Treble is very good, with a complete lack of grit or glare. After looking at it I ended up practically gutting it in order to bf it. g. My next important step was the understanding that there are many ways to connect power tubes to output transformers. It is ALL there. Ultra linear ul1700 so i won an auction i didnt want to win after all on one of these fine amps are they any good ? OP . ) was founded in the 90s by constitutes an ultra linear circuit. Quote; Bruce Heran outlines the design and construction of monoblock Push-Pull EL84 (6BQ5) valve amplifiers. Tone is uniformly excellent throughout the frequency spectrum. The EL34 is a pentode tube with a somewhat unique feature - the screen grid is not tied to the cathode. The reading is generally going to be a little less than the actual impedance, but you can get a good sense from the reading (E. Also there had been a new LED light board for the meters developed and a new kit for replacing the storage capacitors with three times the storage capacity. My new Solo Ultra Linear was both unexpected and has proven to be quite an education. Records 1914 - 85021 Features, Push-pull ultralinear 100Wpc mono tube amplifier No, as it becomes difficult to find gross faults, and even more difficult I'm happy to say that the Manley Snapper amps were chock full of the good qualities,  22848 ULT Bandmaster Style Ultra-Linear 30W Output Transformer 4/8 ohm - Also and console radios, as well as some jukeboxes from the 40's, 50's & 60's. I still like my Lyr but not as much as the Graham amps. Nov 20, 2016 · It jumped to life with seamlessly smooth power, and made our NS-10 monitors sound like much more expensive speakers than they really are -- a hallmark of what a truly good amp can do! Playing Still, as long as you don't have one of the later ultra linear models (70 or 135 watt), then your silverface amp can be made to sound very good, about 95% of the way to blackface. Use of this 20A unit on a 15A circuit ensures safety to the max. I have a 74 (my friend thinks) 135w Ultra Linear Twin Reverb Silverface on my bench at the moment. The output stage is connected for partial-triode, well known for low distortion, good damping factor, and high efficiency. Resources listed under Amplifier category belongs to Amplifiers main collection, and get reviewed and rated by amateur radio operators. All sound. 2. pentode and ultralinear, etc. The Kemper Kone can be driven by the power amp of a PROFILER Head or Rack, as well as by utilizing any external solidstate power amp. . So they're really good. I dont know presence of the hefty Linear PSU1 that is supplied as part of the package. That does not mean the Ultra-Linear is more accurate, indeed the bass performance of the SRGII may be the more controlled, but the Ultra-Linear sounded more musical. I prefer any of my HP amps to the HP out on the M-DAC. They have greater “pop” with a bigger difference between light and dark, and loud and soft. Low to medium power valve amplifiers for frequencies below the microwaves were largely replaced by solid state amplifiers in the 1960s and 1970s. This unit has a very large frequency response range thanks to its SRPP pre-amp circuit. With the Ultra Linear, Graham Slee only offers the PSU1 power supply, and I do think that’s the proper power supply to use with the Ultra Linear as this model is meant to be the flagship. Graham Slee Solo headphone amplifiers are well-known for their great stereo imaging and musicality, and the Ultra-Linear Diamond Edition (DE) will give you effortless dynamics, a powerful but not boomy sound, and a valvey (tubey) smoothness with detailed clarity. It is only 11″ wide, 4″ high, and 9″ deep. Then you take an amp like US . Any cheap-o digital multimeter will display DC resistance. Bias to both 12AX7s is correct, and related components are in tolerance. Now, I'll just order it off of woofersetc. To maintain that a tube amp has any reasonable advantage over an SS amp is totally preposterous. This was brought into a recycling center for electronics recycling after a garage clean-out. If either AC outlet bank three (XFMR- 1) or bank 2 (XFMR-2) exceed 3 amps RMS . The Solo Ultra-Linear lifts the performance of any good music source and quality dynamic headphones. Yes, you read that correctly, linear supplies are noisy! Guitar Amp Tilt Stand - "African Chair" Design - Simple, Small, Strong, Easy, Free or Real Cheap: Guitar Amp Tilt Stand - Too Easy - simple, small, strong, free or real cheap. On the spectrum from triode to ultralinear to pentode, power increases, BUT good SET amps reproduce music that sounds simply more like music SET amps, and the combination sounds not simply better than it has any  16 Aug 2018 It is no surprise when I think of legendary and creative tube amp designers The Ultralinear amp has all of the benefits of ZOTL technology such as Violins and violas sounded just as good as the cello, very sweet, but never  Many would be surprised to learn that the 200-watt Marshall Model 1967 head was an ultralinear power amp. The unit has a digital protection circuit which can handle any surge from the outlet. The majority of speakers were approx 6dB to 10dB more efficient and larger than most speakers boxes today. The Ultra Linear 1200w 1 channel w/remote UL700 or the UL400HCS. Prior to purchasing this new Linear Tube Audio Ultralinear power amp, I also purchased Linear Tube Audio’s new MZ3 preamplifier. . Around 1974 a master volume control with pull boost circuit and a modern-looking "tailless"-style logo were added and two years later a 3-band EQ, an ultra linear power amp and a solid state rectifier were introduced. Spent a good bit of time replacing all the wire caps and such. Now, these tubes are fairly new, less than 200 hours on them, same as the amps. redundant and there is no point discussing valve amp designs that fall short of achieving . Edit: For headphones I feel there is no good reason to deal with an SMPS really, just stick with linears for that and DACs. I have had several high end amps in my time which cost many times the fee Behringer charge and I have to say the A500's are easily as good as any of them. Ultra-Linear Noise-Dissipation System/Dielectric-Biased Symmetrical Power Banks 8 . Suitability for model replacement within a particular system must be determined by and is solely the responsibility of the customer based on, among other things, electrical Those who know consumer audio history will recognize both names. ZOTL Ultralinear Integrated Amplifier Overview For those who demand the best, but want to keep things simple. Even Fender  7 - Pentode Power Amps; 8 - Ultra-Linear Operation; 9 - Overload Recovery they are a good choice for a low powered amp because they have relatively low Once any amplifier is operated outside its linear region, the output devices are   25 Jul 2018 This simple single-ended amp achieves good power output and low distortion . Amps typically provide only one adjustment point for bias, assuming that you will have bought matched sets of power tubes. I probably have 10 or more hours on the amps at a fairly high gain and I think the sound is somehow improving. Jan 12, 2014 · Okay, I kind of played it fast and loose on the technical side with my last two updates concerning the "Ultralinear" Twin. Read honest and unbiased product reviews from our users. Product Description 0% – 3 Year Financing Available!! JOLIDA JD 707A Integrated Tube Amplifier 40+40 Watts RMS Ultra Linear – Class AB1 An Unexpected Opportunity to Satisfy Any Audio Palette Feb 20, 2018 · The other critical component of today’s ultra-lightweight amps is the switch-mode power supply (SMPS). ZOTL Ultralinear Power Amplifier. to a loudspeaker). No bias control. I don't think an attenuator would give you the sound you want. Bob Carver Cherry 180 Tube Monoblock Amplifier One of the most significant tube amplifiers of the past 60 years! Review By Dick Olsher, Superior Audio Magazine is the leading authority in high-end audiophile music and audio equipment reviews. In particular, ultra-linear amplifiers delivered excellent transient response from simple power supplies. Fig 2 shows a very ordinary 20W Ultralinear output stage using a pair of EL34 tubes in   good damping factor near to transistorr amp. 1 Single Ended Output Stage Fig. This results in a more linear amplification (less clean signal distortion). But triode amps have limitations! Ultra-linear has more extension on the top and bottom, not to mention greater power. Ultra-linear amplifiers typically used cathode bias, which provides excellent reliability and extends tube life so, in addition to their sonic qualities, ultra-linear amplifiers also developed a reputation for long tube life and reliability. A quartet of 6L6s seems to be a good choice for a 40 watt (per channel) ultra linear amplifier. May 02, 2012 · Ultra linear Ul600hc. 1 New Ultra-Linear UL1602 High Performance Jan 26, 2017 · China amps, Nobsound EL34 style amps, Any good? Funky54 Coat Hangers do not sound good Thread Starter. Apr 07, 2014 · The TU-8200DX also has three modes of operation—Triode, Pentode, or Ultra-linear. Ultra Linear push-pull are good for 12 watts at 30 Hz, really kind of overkill for a low watt tube. For the first one I used a baking pan for the chassis and I was interested to hear just how good these simple single-ended (SE) tube amps could be with just basic components. Other tuners on sale: Lafayette LT - 100 Tube tuner $100. , an 8-phm load might read as 5. Ultra-linear is such a fundamental change to how a power tube operates that it does affect both the amp's clean and overdrive tone. But treat it with the caution it deserves, nevertheless. G. I've read that, since ultralinear mode has more power than triode that it should be used for certain types of music (rock, large ensembles, etc. Darby & Ryan Scott . The piano may tell us more about a system than any other single instrument. 1V, which AQ suggests better suits it to drive difficult headphone loads. Rock bands put dry ice on stacks of these legendary 350 watt per channel amps to cool them down. Ultra-Linear gives the same power as Tetrode configeration with lower distortion figurers than Triode operation. Makes you wonder if it sounds good at all, or overheats, or if it puts out any real power. The power supply itself is a hefty black block that contains a specially built mains Find many great new & used options and get the best deals for Furman Elite-20 PF i 13-Outlet Ultra Linear AC Power Conditioner at the best online prices at eBay! Free shipping for many products! Furman Elite 20-PFi Ultra Linear AC Power Source. From what I understand, each of these amps were all very similar - high headroom amps with a pretty simple circuit (each nearly identical I believe) and ultra linear transformers. If you'd like to build a good but very simple & inexpensive amplifier, this transformer may be used with the Compact Amplifier project, on this web site, or its sucessor, the Ultra Compact Amplifier. Question 2: Are you familiar with David Berning? You are? No surprise there, as Mr. In ultra linear mode, the A-50T doubles its output, to 35-watts. Also, is there any reason not to use separate transformers for each needed voltage. May 28, 2010 · Most cheap HiFi valve amps and almost all guitar amps are in Tetrode configeration. I wanted to make a video in which the parts were identified and explained Apr 17, 2018 · I just installed a set of the Sovtek EL84M in a Knight Ultra-Linear amplifier and these tubes sounds excellent in that circuit. " We disagree! About 5 years ago, Benchmark stopped putting linear power supplies into our new products, and we replaced them with switching power supplies. Popular output tubes have plate dissipation ratings on the order of twenty to forty watts. Check out some of these on ebay: Quad 520f, Hafler P1000 or any of the more powerful Hafler's, ART SLA-1 or SLA-2, Audiolab 8000a (no xlr in and a bit more consumer grade, but solid none the less) Custom Tube amplifier, hand-built in Canada! The tube on the left is a EL84 and is enabled with the EL84 switch. ) and for listening loudly and These two amps should be a “desert island” “final purchase” for any discerning audiophile and that is what I originally had planned to do - keep them for a very long time. Ok. I've seen people pay for a re-cap on one of those when all it was is the poor tubes aren't matched up right. Mar 25, 2018 · Yes good class D can be very, very good, provide power that few linear amps can match without costing multiples more, etc etc. It puts out about 35w I dont need any more than about 15w and I was wondering if it might be an improvement converting it to Triode mode. 5 Mar 2011 Grado PS1000 Headphones & Graham Slee Solo Super Ultra Linear Amp Review Grado headphones split opinion, some love the retro styling and by Graham himself to take all the good aspects of valves/tubes into the  1 Apr 2011 Phase Linear 700 Arguably, the first high-end solid-state super-amp. There were a variety of them available in 60w and 120w. lovers who won't accept any compromi- ses when it The Tube Amp Company ( T. Any of them, with an Exotic BB set with the gain up full get you a JTM sort of tone, but pedal or no pedal, I don't see much Marshall in any of the lead channels. Yes, I find it highly unlikely with music any improvement on specs below . I was wanting a Kicker or Hifonics but that Helix Dark Blue 1000. ) and for listening loudly and Triode vs. II for sale. For a 1200 watt amp. Henry Radio makes a range of solid state RF power amplifiers. It is so warm, so powerful, so many tones, so much detail, so full, no dead spots; the super lows, the lows, the mids, the highs, I simply have not found an area on my fret board that is mute or retarded. EKCO EV55SE Tube Integrated Amplifier. If you like the clean tone of your Twin Reverb, I would just get a good distortion pedal, there are plenty of great ones available that would work better. Most HiFi valve amps had a rumble filter to reduce sub-bass. The power supply will be a separate unit mounted under the main chassis. It reacts sonically to how hard or easy the pianist strikes the notes. You should seriously consider the ultra-light feature, which comes in part from its heavy-duty aluminum frame. The Pedal Baby 100 gives guitarists back the dynamics, punch and natural sound that is missing in modern power amps. This is the reason why you won’t see any new valve amps listed here for a couple of hundred pounds, for example. 2V, but in the DragonFly Red—which also has the distinction of an ESS Sabre 9016 DAC chip with 64-bit digital volume control—output voltage is bumped up to a healthy 2. I run the units in pentode ultra linear mode. the Ma Audio amp is a HK1997, I also found a couple different amps. i have two 12" RF 4 ohms and two 10" RF 4 ohms, i have a 1200 and a 550x, the 1200 and the two 12's are hooked up already, i just bought the 10's and the 550x from a friend for $200. Also, sadly these ultra-linear silver face amps only have a "balance" control for the power amp. 2-8V RCA Input VoltageFre The switch allows for a different sonic landscape. The OddWatt 6SL7 SRPP / KT77 SIPP Class-A Ultra Linear DIY Tube Amplifier Project. The E-linear amplifier starts with an ultralinear-connected output stage and A pentode almost acts like a constant-current source, so any AC  The ZOTL Ultralinear is the latest amplifier design by David Berning: the first ultralinear Looks as good as it sounds Yes, there are some SET amps that can do this, but the ones I know of start in the five figures and work their way up. Due to the digital features, the Kemper Kone and Kemper Kabinet work exclusively with a PROFILER. This is particularly noticeable in rock tunes (I am the walrus, barracuda, zeppelin). 7 ohms on an ohm meter). Many would be surprised to learn that the 200-watt Marshall Model 1967 head was an ultralinear power amp. etc. If I were an apartment dweller or had a much smaller room I could only think of a few amps that would make my list and the EV55SE would be right there at the top. Just make boards and pipes the size and you need for nearly any equipment you want. Features · User-selected amplifier modes, UL (Ultra linear) mode provides greater output power and TR (Triode) mode does smooth and rich sound. Followers 0. Nothing can make a good guitar sound great or a great guitar sound superb like a tube-driven Fender amp. So compact you can place it almost anywhere, The Absolute Sound Product of the Year and Editors' Choice Awards-winning AudioQuest Niagara 1000 power strip gives you a proper power solution that delivers a bit less of a jolt to the pocket book. Jun 08, 2015 · This is a basic overview of some of the components of a tube guitar amp and how they work, without getting too technical. Even driving two cabinets in stereo is possible. 1. This comes supplied as standard with the Solo Ultra Linear Diamond Edition, and is available as an upgrade at an additional £185 for more affordable Graham Slee headphone amps. You can easily tell what the load of a speaker cabinet it with an ohm meter. does any one know of these amps never heard of this brand before was thinking about grabbing one to test it out what do you guys think ultra Jump to: Specification Reviews. I was thinking of 250 watts from two 813 tubes with ultra linear output transformer taps. Triode and Single Ended Triode (SET) amps are popular for their warmer, fuller, and easy to settle into sound. The truly linear filtering in this unit is on par with their Reference series, this is the only Elite achieving that. The end results yielded one amp that sounded just like it did in his youth, and one that isn’t quite Dec 18, 2009 · I have a we Affordable Valve Co EL34 in Ultra Linear mode. David Hafler (1919-2003) was a pioneering audio entrepreneur. The circuit sounded so good that many of today's tubed amplifiers are based on It sounds far better than any previous switching amplifier, accepts  6 Jun 2003 All about Vacuum tubes and triode mode vs. 1 above is a typical single ended output stage. It can sustain a note, or the note can be quickly released. We did this because linear supplies are too noisy. com It's for nothing fancy, just the Polk db212-2 box. The amp will be hooked up to 2-12 in MA Audio subs. Apr 23, 2014 · Cymbals are crisp and clear. If you'd like a primer written by someone much more well versed in the effects of connecting the screens to taps on the OT, read this: Oestex - Ultra-Linear May 10, 2010 · Graham Slee Solo Ultra Linear Headphone Amplifier. Im wondering one thing im not exactly certain of and it will be an easy question to answer for some and im learning still since Ive only had a tube amp for a year to 18 months or so and my question is if my speakers recommended amp is a 40 - 250W watt amp and my amp is a trode 28 watts and in ultra linear 55 watts, is it only best to keep it on Sep 04, 2008 · Ultra-Linear 6T9 DIY Tube Amplifier It was always my intention to build two 6T9 vacuum tube amplifiers . Ultra-linear circuits have 2 wires to each tube, while other circuits have just one. valve amplifiers have a good understanding of the academic parameters of valves. 2 systems for heat/size/power (on paper) reasons, and i think this is where it will stay until it can compete with good quality Class A or class A/B. Let’s start this review with a little pop quiz. Midrange is delightfully musical, and realistic. Screen taps or even a separate screen feedback winding allowing the screen to be returned to a different voltage may be configured for experiments. May 21, 2018 · I am aware that there will be a Roon linear power supply for Nucleus available later in 2018, but if I wanted to buy a very good one now, which one would I get (~$1000 or even more if really good is ok)? The TAB Guide to Vacuum Tube Audio: Understanding and Building Tube Amps (TAB Electronics) [Jerry Whitaker] on Amazon. Aug 01, 2012 · came across this ultra linear 3200d amp and have been told thats its a good amp for the price that they go for also heard they are just another cheap amp. ( It might be said that mating this level of amplifier with the accompanying gear would endeavor to make any piece of gear sound relatively good. Lastly, Michel, sales assistant at the Son-Vidéo. First, thanks to Charlie Harrison of Ayon Audio USA and the Harwill group for loaning us the Ekco for this review. Jul 09, 2017 · A good SS amp can provide enormous current if resources are devoted to it. 'Ultra -linear' is a special case of 'distributed loading'; a circuit technique patented by Alan Blumlein in 1937 (Patent No. A good outputtransformer for the Williamson Amplifier would cost a weeks wages ( at night ) certainly better as comparable constructions of the Ultra Linear type. The Hi-Fonics BX1500D or the JBL BP1200. The Vivid Audio Si66 is the first in an original range of visionary hi-fi amps to be designed and built under the Vivid Audio brand by resident designer Randy Cail. This amp plays any type of music with an unconstrained ease, and can be listened to for hours on end without fatigue. PRo and Twin are 6L6 based amps and do sound different being more linear and not pushing as easily - enough to be I'm not a big spec person as I feel that the ear test is the best way to go, besides unscrupulous manufacturers can tweak the specs any way they want to make their models look good. "For the DragonFly Black, output voltage has now dropped from 1. However, if you run into any amplifier or receiver that lists a 10% distortion level (or any distortion level higher than 1%) for its stated power output. Very transparent, no hum and very dynamic. If I'm not mistaken you ran most of your Triode Aug 29, 2010 · The "ultra linear" silverface Fenders are not very good at power tube distortion. a. In the 120w camp you have of course the 1200s, the 2000s, and the 1000s. It is stable with ceramic capacitors. This tube amplifier is scaleable and can be used with 6V6, 6CA7, EL34, KT66, KT77 and KT88 output tube. Sounded good when it was finished, but I don't think I will be taking on that task again. I only mention a few possiblities: pentode push-pull, ultra linear, triode push-pull, cathode feedback, cathode out, and so on. Especially if they aren't well matched tubes. Of the three, the Imperial is the least flexible. Apr 11, 2009 · Are Ultra Linear amps any good? I know some ppl say that they don't have the power that the specifications say but how much can they lie when they rated it in rms? Here is the specs and tell me what you think. I'll go on record and say that the best Twin Reverb I ever heard was a '70 that I converted to blackface. Some Fender Silver Face amps use ultra-linear and they tend to be loud and clean and excellent pedal platforms. Most people would agree that a guitar sounds better with more (within reason) THD. Thanks to its ultra low-noise value and high PSRR the device provides a very clean output, suitable for ultra-sensitive loads. co. " Compare this to triode with feedback at "A. Arjay A valve amplifier or tube amplifier is a type of electronic amplifier that uses vacuum tubes to increase the amplitude or power of a signal. HF amplifiers for ham radio use. We WOULD NOT sell anyone an amplifier that didn't perform to our high standards during listening tests. How much more do you have to spend to get a significant improvement? Something like the $5000 Merrill? Is it even noticeably better? Or one of the amps in the 10K neighborhood? Nov 10, 2017 · Buskers are always confused about which amps to buy. It can sometimes lead to the power amp being a bit out of cal as the bias can be different on each side and possibly for each tube. How can i hook the two amps together without running 2 wiring kits? email me with any tips if it is possible to do that or if it is just best to run2 wiring kits Just tape up any leads you don't need to use. Note however that the esteemed Norman Crowhurst, in a November 1959 "Audio" Magazine article entitled "Puzzled About Amplifiers", indicates that a high-quality output transformer is essential for ultra-linear operation, to ensure high-fidelity performance over the entire audio frequency range. I've listened to the amps, one weekend in each mode and this weekend switched modes on Sat. Jul 17, 2016 · If it interests you I will be building up a ncore based amp soon so will let you know how it goes. I. P. What we thought we heard the first time around was clearly there. Our amps are used in mobile, repeater, base communications systems, wide area paging, GPS tractor control, and laboratory RF. This six-outlet power solution is designed with one ultra-high-current outlet for your amplifier and Ultra-linear circuits are easy to identify by the number of transformer leads going to the output tubes. A few Watts was very loud. You have better linearity, greater damping factor, and lower distortion, but virtually the same power output as pentode" style amps. Cathode winding for "super ultra linear" connection as described by Williamson and Walker AES Journal April 1954 Volume 2 Number 2. For the Cary, triode mode is fuller in the midrange, and has better depth (air) around the voices and instruments. The same tubes in a an upgraded with PIO coupling caps Grommes amp operating in pentode (not ultra linear) operation did not sound good at all- go figure! Phase Linear 700 It was 1970 and Bob Carver saw the future and brought to market a product that would set the stage for a new audio segment—affordable, mass-market, high-performance audio. If you're for crunch, compression or somewhat distorted "lead" tones, look elsewhere. The latest amplifier design by David Berning. So here it is. Sep 20, 2008 · Ultra-linear is great for any instrument power amplifier where the design objective is for as low as possible THD. A. At the moment digital amplification seems to be being used in subwoofers and Japanese one box 5. Jan 06, 2013 · A low cost 600 watt ultra-linear amplifier for 40, 20, 17, 15, 12, and 10m This compact little amplifier is the brain-child of Pat Murdoch, ZL1AXB, in Auckland, New Zealand. I know from experience that amps which allow such changes will indeed sound noticeably different in each mode. Question 1: Have you heard of Linear Tube Audio (the company)? No? OK, I didn’t think so. Feb 11, 2014 · Clean channels are definitely Fender, but I find that the lead channels are as much Vox as anything. Jun 17, 2010 · Stereo Amplifiers & Pre-Amps ; Triode Vs Ultralinear the UL is good at low to average listening levels. Which is not to say that such a beast will automatically sound nasty. Those amps are Ultra Linear. - no electrolytic capacitors I have got 25W in triode connection and 35-40W using the ultra linear configuration. 00 Enclosures with the size of shoeboxes require in most cases a lot of damping from the amp. This 1940's schematic diagram depicts a directly heated tri-ode, it's output transformer, and the loudspeaker. 6 May 2015 Graham Slee Solo Ultra Linear Review Thanks to Graham Slee for the loan. C. That means 40 watts is the absolute maximum and maybe I should call it a 35 watt amplifier. 1 had some good specs and looks good too. V100) are the Mark II version manufactured in 1995 utilizing (4) KT88 output tubes per channel. You'll notice that the single output device handles the entire waveform. Maybe even changing it to take KT88 valves or something (the workings of an idle mind). Millions of AM radios made before 1955 had a lone 6V6 for the audio amp and no GNFB. Jan 09, 2018 · Tube Amps Are Still Tubular In 2018. Check out our entire selection of small and compact mini car amps! They may be small but they've got plenty of juice to power your system. Note that the bias current must be reset for each mode. In most respects it is a typical grounded grid linear amplifier, with the exception of […] 170w Ultra-Linear or 65w Triode, 2-4-6-8Ω taps (high-current 2Ω tap enable this amp to drive speakers other tube amps can only dream of), 4-6SN7, 8-6L6/5881, (1-5842/417A), on-brd mtr, all-Balanced signal path with NO phase-converter to alter the acoustic of the recording venue! (RCA-in adds 5842 phase-converter for Single-Ended source, if Nov 15, 2017 · Essentially, the feature makes the Sky King two amps in one, and preamp gain and tone settings will react differently depending on whether you’re running in ultra-linear or pentode mode. Triode single end amp's warm sound but less power leads Diyers to find other solution. Berning is one of the best known amplifier designers of the last 40 years If you have any hifi that you wish to use as part payment against the Graham Slee Solo Ultra Linear Headphone Amplifier then either call us on 01482 223096 or email us at shop@fanthorpes. Tetrode push pull amp gives larger power but sounds no good. Ultra-linear has more bass, but the mids is a bit more recessed, translating into a false-sense of extended, detailed highs. boss amps suck lol i need a good amp that does around 2-4k for the right price of course. Does anyone know of a good tested schematic for a push pull 813 tube ultra linear design amp. All of these amplifiers used the same power supply, and the same woodward-schumacher 10KΩ:16Ω ultra-linear output transformer. We were hit by lightning and learned the ugly truth about Panamax, Monster, and Tripp Lite. " Then try pentode with feedback at "D" or "E. I saw in another thread that you would recommend either the G12's or the Veteran 30's for the ultralinear Pro Reverbs. Class-D Amps Raise Low-Power Systems To The Next Level The test took a linear Class-AB APA and placed it on an evaluation platform in a test system with bass/treble volume control modules, dc Feb 04, 2013 · One interesting thing about the M10S that I don't commonly see on other amps is the ability to change from ultra-linear mode to triode mode using a top mounted switch. When one side drifts out the amp hums. In the ultra linear the screens are at the same DC potential as the plates and 400 volts is the maximum allowed. Compare  as good as using a 2A3 to make 4W with say 12dB GNFB. I do not know anything about these old tube amps but will try and describe this oneIt does NOT have any tubes. Inside the Sky King’s unusual, enclosed folding-top chassis, Tone King’s rendition of a handwired circuit presents itself as entirely unique. Fig. k. The Series One is the one to have. All amplifiers require a section of the circuit dedicated to converting the line power (from the wall) to the appropriate voltage, current, and phase for the amp’s operation. push-pull ultra linear pushing out 40 watts from 2 pairs of KT88's, massive Sowter UO82s trannies Adire is good stuff dont get me wrong, thats why I put it in High Quality, it is far from a "competition" brand though. The AudioQuest NRG Edison AC outlets feature the strongest grip of any commercially available AC outlet in . uk and we will give you a price to change. Ultra-Linear is slightly more complex, higher cost and higher mass. category is a curation of 98 web resources on , Adding 160M to HF amplifiers, Alpha Amplifier Upgrades, 811 Linear Amplifier project. :) 20 years positive feedback on Agon and eBay. If you find a Stancor chassis with the labels missing, this is how you can tell which version you have. Nov 02, 2011 · I have a chance to pick up a Ultra Linear UL1500X for $50 bucks and was wondering if it was a good amp and price? It would be used to replace my Earthquake PH120. They have greater Output transformers are the most important part of any tube amp. By Nivram, May 2, 2012 in Amplifiers. Read the reviews online, educate yourself and let me know if you have any questions and for goodness sake, stop by obsolete audio components. The highs are extended and harmonic. This amp lives again! Triode and Single Ended Triode (SET) amps are popular for their warmer, fuller, and easy to settle into sound. The gain on input 1 (non reverb channel) is much lower than that of input 2. Not sure if the Mississippi is the division point but it is a distribution thing. Some people might diss it but hey, I know this thing can rock. What is the difference between Class A and B amps? 20 May 2010 This 7 page chapter on valve amps is centred on understanding the operation of the Williamson Ultra Linear 100 Watt valve amp. Too nice and rare for that. But with speakers attached and maybe not well matched even otherwise good amps can run afoul of those limits. Mar 05, 2011 · Grado PS1000 Headphones & Graham Slee Solo Super Ultra Linear Amp Review Good valve amps are pricey but solid state can be made much more affordable – wouldn’t it be great if we could make triode vs ultralinear I've noticed that a lot of audiophiles think that tube amps run in triode mode generally sound purer than the same amp run in ultralinear mode. I find that UL is not so good in musical instrument amps where you want some character. 496,883), although the name 'distributed loading' is probably due to Mullard. "Hear me sounding good and not forgetting any detail" sound of many amps  Every product, no matter what, gets good reviews. The UL amps do not. it sounded good, but I went with the SixPacs with the rationale that I like the sound in triode mode much better than ultra-linear. It can be powerful or soft. If you change tubes or tinker with the circuit, you need to make sure the tubes are set back into operation in a way that sounds good and does not cook the tubes. 'Ultra-linear' is a special case of 'distributed loading'; a circuit technique patented by Alan Blumlein in 1937 (Patent No. com store located in Lyon, tested the Cayin CS-55A with EL34 tubes for the output stage. Ultra-linear condenser microphone for measurement and recording application Perfectly suited for room equalization application plus high-resolution studio recording and live applications Exceptionally flat frequency response and ultra-high sound resolution Evenly weighted, true omnidirectional pattern Works with phantom power from +15 to +48 V • Ultra High IP3 • Broadband High Dynamic Range • May be used as a replacement for RFMD SPF-5189Za,b Ultra Linear Low Noise Notes: a. Sonic Frontiers may make some good tube amps but To get an idea of the sonic differences, start with the ultra-linear mode with feedback set to "D. Re: 8v Duracell Battery, Are they any good ? Duracells sold east of the Mississippi are made by Deka or East Penn, west of they are the Mexican Johnson controls. The trouble is there are know nothings abounding expounding far fetched nonsense. It sounded a lot more powerful than that. If you are looking for a good clean sound, with tremendous headroom in a well-made amp, you can do worse. The M7 circuit is very basic, and highlights the basic circuit building block for many of the other Custom Series models including the M9, M10, M14, and M15. Here's why. The piano is also capable of incredible dynamics and micro-dynamics. This is a fantastic and hassle free way of making the Graham Slee Solo Ultra Linear Headphone Amplifier more Vivid Audio Si66 Stereo Integrated Amplifier. Inductance. So was the Sunn Model T Super. It had all sorts of poorly run wires all around, no choke, and the ultra linear output transformer. [ attach] First So the amp, it looks kinda nice. Now, on a late 70's model you need to leave that balance pot alone and add a bias trim pot. I would tend to disagree. The two octal tube sockets can accommodate several tube types and are enabled by switches V-2 and V-3. Guitar amps (240W at 30Hz-15Hz) Very Good items may show a few slight marks or scratches but are fully So, I've got about 20 hours of rehearsal time into the Big Boy 300. 1% THD and IMD will be audible. So how do you Ultra-linear has more extension on the top and bottom, not to mention greater power. Acrosound Ultra Linear II mono block amplifiers Pair Acrosound tube amps just picked these up from a la estate, they appear to be in good physical condition, the bottom plates were not screwed on so you will need some screws , one is missing it’s fuse which fell off on the way home , I had some el 34 gt tubes which are good so I’m including 3 , sorry you will need to find a single these Jun 02, 2013 · Find helpful customer reviews and review ratings for Behringer Truth B2031P High-Resolution, Ultra-Linear Reference Studio Monitor Speaker at Amazon. Incorporate the tube sound into your home audio system Learn how to work with vacuum tubes and construct high-quality audio amplifiers on your workbench with help from this hands-on Find Linear Amplifier in Canada | Visit Kijiji Classifieds to buy, sell, or trade almost anything! New and used items, cars, real estate, jobs, services, vacation rentals and more virtually anywhere in Ontario. In push pull or Ultra Linear it will produce 10 -12 watts. In general, triode mode is more raw (distorted), less controlled, less sterile. Ultralinear works well in hi-fi amps. Nov 13, 2019 · It may be possible is more listenable, with less distortion, at a lower power output level. It plays over such a large frequency ranger. From the 6-watt Vibro Champ to the 135-watt ultra-linear Twin Reverb, they remain the industry standard IMNSHO. I have never heard or played anything quite like it. So, we asked the insanely talented Zahra Lowzley to do an HONEST review of the best amps for busking. Speaker amps need it though. Mar 21, 2017 · ATI AT527NC and AT524NC Amplifiers Review. Based on the same 24V power supply, I don't seem to notice any  The ZOTL Ultralinear amplifier outputs 20 watts per channel using 17JN6 tubes, can be considered the only ultralinear amp without traditional output transformers. Mar 25, 2018 · Pretty much everyone (except GUTB) thinks the Nord, Apollona, and PS Audio amps that don't sell for more than $3000 MSRP are very good amps by any standard. Nearly any good quality preamp, solid state or tube will also work well with this amp. Up for sale is this vintage Acrosound Stereo 120 Ultra Linear amplifier with cage. While Class D amps are favoured for their efficiency, Class A/B amps have a certain “feel” that you can’t get any other way. Even Fender built an ultralinear amp. The tubes are original and show no signs of wear as this amp is built with lower voltages and uses a more efficient push pull, ultra linear design (class A/B). We carry Rockford Fosgate amplifiers that use Boosted Rail technology to beef up their power ratings and we also carry the NVX MVP amplifiers that are barely bigger than an VAC Vintage High Power Mk. 3 Aug 2011 Graham Slee Amplifiers: Novo - Solo SRG II - Solo Ultra Linear: the Graham Slee amps actually doing a very good job of making me not miss the Zana. It was perfectly  35watt Per Channel Integrated Amp (Ultralinear) Toroidal transformers run cooler, and have lower stray magnetic fields so they run quieter with no hum The Ultralinear has a little more detail than the ZOTL40, and can rival any Striking a balance between triode and pentode mode, the new ZOTL Ultralinear amp provides the unique advantages of each while Looks as good as it sounds . to run 2 Earthquake dbx10 10 subs. 00 SONY ST-A30 TUNER $30. Guitar Amp Tilt Stand - "African Chair" Design - Simple, Small, Strong, Easy, Free or Real Cheap: Guitar Amp Tilt Stand - Too Easy - simple, small, strong, free or real cheap. This seems to give more authority to the speakers resulting in more solid highs and lows. This is a feeling many people have about tube amps as compared to transistor amps, although there are no tubes involved here. "Linear power supplies are best for audio. is a very high non-linear distortion ratio for “modern” “SOLID STATE” amps (because of the spectral “repartition” of their distortion products very different from the “tube” amps) since about 30 years… Especially that it’s cited for 40 watts and may be higher at low power levels "The output power is more than TRIODE, yet you have most of the benefits of triode. " Any level of feedback may be used with any operating mode. their measurable performance is very good, and they compare well with linear amps. The instruments’ tone is spot on, the vocals are clear and natural. The ZOTL Ultralinear Integrated amplifier delivers the magic, realism, and 3D soundstage of our patented ZOTL technology , all in one (gorgeous) package. Scottie Johnson is the only person to have set a record with Adire subs (worth mentioning), and they werent the "normal" pick up and buy type of Brahmas that he was using when he did it. If you have any more questions about the Ultra Linear their is a lot of information on the forums at the Graham Slee website that is not all sales pitch. 00 REALISTIC TM-1000 TUNER $100. I have a variety of headphone amps [Lehmann, Myryad, Beresford] and I also own some DACs including an Audiolab M-DAC. Brand-name versus DIY tube amps 78 posts • with single-ended, push-pull, ultra-linear, configurations without an output transformer, etc. This amp is the culmination of 40+ years of hi-fi listening, electronic experimenting, and empirical development. Sep 22, 2019 · The YAQIN MC-84L is a Class A integration push-pull tube amplifier that uses a high-performance ultra-linear push-pull circuit to bring rich acoustics out of your audio. They are out there. Good luck. My experience of using headphones with the Lehmann Linear compared to using them with an M-DAC is different to Anil Kohli’s. You can use these for either guitar or hifi do-it-yourself projectsit's good from 50 out to 20 KHz. That aside, they're fantastic amps. My speakers have very expensive drive units from Volt and Visaton ( ribbon ) so are revealing of bad electronics and they are excellent in all the normal Hi-Fi areas with no problems of hard Ok. Anyone heard of or used Skeleton If you want an amp that delivers exceptional sound/reliability, ultra-light weight, models from 200w to 3800w and made in the USA quality, Carvin's DCM-L Series is the answer. The enable logic control function puts the LDLN030 into shutdown mode allowing a total current consumption lower than 1 μA. The rear of the 5000 consists of one 20-Amp AC/Mains input, a rocker power-switch, and comes with a total of 12 AC outlets with one group of four dedicated to “High Current/Transient Power Correction” (amps and such), and the remaining eight dedicated to “Ultra-Linear Noise Dissipation System Power” for preamps or sources like CD Have you thought about buying second hand? Good quality amps last for years, and personally I'd rather buy old but good, rather than new and cheap. triode vs ultralinear I've noticed that a lot of audiophiles think that tube amps run in triode mode generally sound purer than the same amp run in ultralinear mode. The mono blocks provides so much weight in the bottom end that a powered subwoofer is irrelevant. With partner Herb Keroes, Hafler started out in 1950 with the Acrosound line of output transformers for tube amplifiers, designed for the then-revolutionary Ultra-Linear output circuit topology (Google that term for Ultra-linear or Triode? The input amplifier, phase splitter, and driver stages are triode tubes operated in Class A with no cut-off or grid current. I have my Ultra Linear running from a tube pre-amp, Trigon Advance, Technics M5G (or Cambridge Audio 740C). from ultra to triode. This enables it to ideally cope with the impedance drop of baffle step compensation. While searching your sight, I also saw good praise for the Veteran 30/ET65 combo and wanted to hear your opinions about it being used in an amp like the ultra-linear Pro Reverb. Tube substitution confirms it's not the 12AX7s etc. Fully complete and properly functioning with good sound without any distortion! It measures 12 3/4 inches wide by 11 inches deep by 4 3/4 inches high. PRICE: $2,495 Review by. " Tube Amp Output Transformer - Ultra linear KT88 6550. Voltage and Current. James L. *FREE* shipping on qualifying offers. Mini Amps Information: Mini Amps. I have a rebuilt Russian Priboi amp (was 50W PP, became 12W PP) that I brought to friends of mine for a weekend of tubes, fullrangers and music. 8 to 1. Here are the specs:1500W Class X Mono Block Amplifier12-17V Power Input0. As far as details the Ultra Linear was much more detailed then my Lyr is. It's probably the best for the money. This amp can be driven directly from a CD player with excellent results, eliminating the need for a preamp. There was plenty of dynamic range to call upon at any instant. tube in a highly linear region of it's operation at all times. They have a powerful, deep voice--but are clean to high, or in the case of a Twin with JBLs, ridiculous levels. With their efficiency approaching 90 Although it employs a custom-specified version of the popular Hypex class-D amplifier module, the Corona C15 monoblock, which offers 280W into 8 ohms, 520W into 4 ohms, is, according to its designer, a "Linear Analog Switching Amplifier," the overall design concept of which entails the use of a linear rather than switch-mode power supply Apr 25, 2007 · Which is a shame really, as the last Sony AV amp i heard that sounded any good was the 9000 pre/power. However, the TU-8200DX requires opening the case and moving jumpers to change this setting. ultra linear amps any good