electro harmonix 12ax7 vs jj

This is a nice tube. I like both, it depends what characteristics you are looking for. Premium Tested & Balanced Triodes are tested on specialised digital and analogue testing equipment by Karltone as follows. Latest version with support rods to reduce microphonics. For some people, buying the best 6V6 vacuum tubes may be confusing. With my MV around 2 or 3, these things sound so good! Somewhat bright tube with the usual "New Sensor grit" when overdriven. So putting these in a cathode follower position could result in fried tubes. Marshall Style Knob with screw, 6,3 mm Axis, Black with Gold cap. Ideally, every 12AX7 should yield the same gain when placed in the same circuit. Posted on May 5, 2018 by. The 12AX7 EH has a nice balanced sound, fairly low noise floor and excellent performance in terms of microphonics. October 28, 2021. The purpose of this comparison is simply to provide guitar players with a frame of . In Colby and Park amps, I use Tung Sol, Chinese, and JJ 12AX7 tubes, as well as the Sovtek 12AX7LPS. JJ ECC83S / 12AX7 Gold JJ Electronic. This is the Electro-Harmonix/New Sensor 12AX7 Mullard tube, rated medium. The JJ Electronic 12AU7 / ECC82 is a medium gain dual triode built with the quality and reliability that we've come to expect from a JJ tube. ECC83/ 7025-ELECTRO HARMONIX Electro Harmonix Electro Harmonix 7025 is a low noise, low microphonic version of the 12AX7 that meets all specifications required for . Location: New Jersey. My friend just put JJ Electronics in his Vox and the amp had a new life to it. We also offer current draw options for higher and lower gain output valves. This 12AU7 offers smooth tones and clear definition which is why it's no surprise that this tube is often found in hifi equipment as well as guitar amplifiers. The T-12AX7-S-JJ vacuum tube from JJ Electronics comes as an immensely versatile preamp tube, compatible with hi-fi and guitar amps. The Electro-Harmonix is quite sloppy in the bass compared to the other two and is rolled off in the treble to the point of sounding muffled. Description. The sound is nice - much smoother than the JJ 6V6 I had in there previously. JJ ECC83s (12AX7) The JJ ECC83s (12AX7) is a high gain preamp double triode valve. Order tubes BEFORE they need to be replaced, and save the gig. They make this tube with slightly different data on purpose, to get a special kind of distortion, in amplifiers for electric guitar, which their chief engineer JC Morrison refereed to me as "brown sound". There is a marked difference in construction and performance. Sovtek vs. Electro-Harmonix 12AX7. $2299. The JJ are a bit louder, but also brighter/harsher - not the best match for a clean, mellow . I always thought the Electro Harmonix 12AX7 were pretty good for production tubes and the money. 12AX7 and 5751 (equiv. When in doubt, we start with Tung-Sol 12AX7.TungSol 12AX7 handles everything from vintage rock to a clean tone sound. Electro-Harmonix 12AX7. All 12AX7 tubes have an amplification factor (μ) of 100 ("high-mu"). The JJ EL84s are probably your best choice among output tubes. Has a crunchy sound that is similar to the Sovtek but with a smoother top; However, the EH has a humming note that some might dislike. Just installed the Electro Harmonix EL34 tubes over the weekend and they are nice sounding tubes I like them better then the JJ E34L.They do crunch better then the JJE34L.They are brighter and the mids bloom nice.The JJ E34L just had to much head room and were cleaner.Has anyone compared the Electro Harmonix EL34 to the Electro Harmonix 6ca7. Vacuum Tube - 12AX7LPS, Sovtek - 9 pin miniature preamp tube (Amplification Factor = 100). Joined: Oct 8, 2009 Messages: 1,229 Likes Received: 289. 2,227. it is basically one half of it is an ECC83 and the other half is an . The Electro Harmonix 12AX7 is a standard tube that can be used for a variety of applications, but I use these for my guitar amplifier. A high quality well rounded tube, the JJ provides that warm tweed tone. Electro-Harmonix Introduces the Nano Q-Tron Envelope Controlled Filter. I was unable to notice a loudness reduction compared to the standard JJ ECC83S tube. Electro Harmonix EL34: A sovtek tube, but a slight improvement over the EL34WXT with a shallow low end and grainy tone. Genalex-Gold Lion-new / Mullard-new / Tung-Sol-new / Svetlana-new / Electro Harmonix / JJ 12AX7 代表作品 Accustic Arts Tube-DAC II / Aesthetix Calypso / Air Tight ATC-2 / Audio Note M10 / Cary SLP-30 / Conrad-Johnson Premier 3 / Dynaco PAS / Ear 834P / Ear V20 / Eico HF-85 / Emt JPA-66 / (Image credit: Electro-Harmonix tubes) 12AX7: Since this is the most common tube in guitar amps, a wide variety of brands (including some resurrected old brands) are available to choose from. They sounded good in a sovtek mig 60, but every other amp they have sounded like I put a blanket over the cab and been overly grainy and dull. Electro Harmonix 12AX7. There´s a lot of different tube models and manufacturers… I have this simple thing that I´ve tried a couple times in different amps. Published on 07/25/09 at 18:14. A mix of the two, EH pre tubes and JJ output, works out very well in a Rocker. 4. The lower gain of the 12AT7 and 12AU7 also allows them to have a higher headroom, which can provide a warmer and cleaner sound. December 1, 2021. The Electro-Harmonix 12AX7EH is another great choice. When I went on the drive channel sound lost bass and treble. Reactions: 1 person. If you're happy with what you have I'm not sure I'd go through the expense of changing a whole set of tubes. Generally interchangeable with the 12AX7. 3. Sovtek 12AX7LPS / ECC83 / Russia. The Electro-Harmonix 12AX7EH is a high-gain, low noise type with a short plate format for reduction of microphonics in high gain amplifiers. . The EH preamp tubes have always sounded at least decent in the amps I have tried them in. (Image credit: Electro-Harmonix tubes) 12AX7: Since this is the most common tube in guitar amps, a wide variety of brands (including some resurrected old brands) are available to choose from.In Colby and Park amps, I use Tung Sol, Chinese, and JJ 12AX7 tubes, as well as the Sovtek 12AX7LPS. Feb 11, 2013. What Is Gain/Amplification Factor? to ECC83, 12AX7, 7025) All of the 12AX7 types listed may be used to replace 7025 or . We are tone enthusiasts based out of North Carolina and we have been making amplifiers sound their best since 2013. Harmonically rich with a detailed low end and a warm high end. The 12AX7EH provides high gain with ultra low noise and detailed, musical tone that rivals the most desirable NOS types. Recommended for use as a phase inverter tube in a tube amp or in studio rackmount gear. 12AX7/ECC83 Slovakia Preamp Tube. If I want enhance the clarity I try a preamp tube made by Electro Harmonix, and if I want to "soften" it and make it a bit "warmer" (less treble) I put in a tube by JJ. I think I'll try some Ei 6CA7 fat bottles next. 10. Basically all the Russian Saratov tubes made at the Reflector factory. At Tonal Tubes we sell preamp, power, and rectifier tubes for your tube amps! The JJ ECC83-MG is a fine sounding tube. From €19.40 *. Electro Harmonix 12ax7 vs JJ ECC83S. JJ Electronic 12AY7; Electro-Harmonix 12AY7EH / 6072 (standard and gold pin versions) . Introducing the EHX Nano Deluxe Memory Man Analog Delay. €1.95 *. The T-S 12ax7 especially has a lot of "life" to my ears compared to JJs. The Electro Harmonix 12AX7 is great in both instrument amplifiers and HIFI applications. These Electro-Harmonix 12AX7 are not relabelled Sovtek 12AX7-LPS tubes. I currently run Antique Sound Lab EL34s ( ac. EH 12AX7's by a long shot. $1349. 1 & 2. herzog Senior Member. 12 10. Mullard Reissue: Magnificent 6V6 6V6GT Vacuum Tubes. V2 JJ 12AX7 V3 JJ ECC81 V4 Sovtek 12AX7WB V5 Sovtek 12AX7LPS V6/V7 Mullard EL84's-number9 zorange (Zach) wrote: I'm using Mullards and have been for a while now! Your email address will not be published. JJ. Rated 4.5/5 10 reviews Write your review Item ID: EHXECC83. I think they sound a little cloudy in Fenders. For low noise you cannot beat the JJ-ECC83S, although Groove Tubes sells the exact same tube (GT-ECC83) again with the 6 month guarantee. Electro Harmonix, Sovtek, Mullard, Tung Sol, all have low cathode to heater tolerances. The 5751 provides a more progressive course of gain on the clean channel. Feb 11, 2015 #5 Thanks to all: Here's some good info JVM Forum • View topic - marshall tube codes . Electro Harmonix 6CA7 vs Svetlana (Winged C ) EL34 I am thinking of rolling the tubes in my Antique Sound Lab AQ1003DT. Electro-Harmonix EL84. Why I choose the Electro-Harmonix 12AX7 vs Sovtek vs Tung Sol. Not brittle or spikey in any way. This has quite a different construction than most ECC83's and they look very well made. I just finished an EL34 5E3 build, and I tested it with a pair of EH 12AX7's. Sounded great, but the tubes were borrowed from my own amp. I ordered a pair of Sovtek 12AX7's, and when I installed them in the 5E3 it started ringing and busting into squealing feedback as soon as I turned the volume up to barely . Until recently the JJ had a 2:1 lead over all the others. In overdrive, it is not quite as defined as the 12AX7-S-JJ, but it offers more crunchy fizz. However, in reality there are comparative gain differences among 12AX7s. That's a pretty nice compliment. Electro Harmonix ECC83. Before it was v1 and v2: electro harmonix 12AX7 and Sovtek lps v3. 9 7. The Electro-Harmonix is quite sloppy in the bass compared to the other two and is rolled off in the treble to the point of sounding muffled. It can take up 475 volts, so you can push it. If you enjoyed the sound of the original setup, you can replicate it. I have experience with the Elecro-Harmonix EL34, he JJ (Tesla) E34L, and the Mullard EL34. Great tube for cheap in most applications, works well in all of my amps. Page 1 of 2 1 2 Next > pittbull Well-Known Member. pittbull, May 13, 2013 #1. 11 9. Would the EH 12ax7 tubes have more brightness and edge over the JJ ECC83s. I have experience with the Elecro-Harmonix EL34, he JJ (Tesla) E34L, and the Mullard EL34. Has better lows as you can hear the bottom more clearly. $2019. Long plate gives the tube a fuller and stronger sound compared to the regular 12AX7." Last edited: Nov 10, 2021 tung-sol 0:20 wide rangejj 1:20 warmeh 2:20 smoothcd~corei3-3225pc~eac~wav~ssd~musiland-digitaltimes~aimp3~fostex-hp-a7~tri-trv-a88se(jj-e34l)-zaph-audio-sr7. Reactions: 3 people. Dec 6, 2010 #3. They often don't "light up" when working properly. After all the tubes were heard, some . When buying a rebrand version, it's more than likely that you will pay much more for these tubes. October 11, 2021. JJ's tend to have a little more output and are gainier in my experience, but are very good and super reliable and consistent. The Electro Harmonix has the following differences over the stock Sovtek 12AX7. Part Numbers. The VOX AC15 all-tube setup includes three preamp tubes (including two Tung-Sol 12AX7s and one Chinese 12AX7) and two Electro Harmonix EL84 power tubes. I like the price and construction of the JJ, but I'm not sure it's twice as good as all the others. by Luke » Fri Jan 12, 2007 4:04 am. I never thought the triaxis was suited for death metal. Has a crunchy sound that is similar to the Sovtek but with a smoother top; However, the EH has a humming note that some might dislike. Tung-Sol 12AX7 (Russia) Electro-Harmonix 12AX7EH (Russia) . It also features the spiral filament for hum reduction. Sweetwater Savings: $ 9 .01 MSRP: $ 25 .00. In general, I have found JJs to be warm, 12ax7s and el34s, and EH to be bright. Frodebro . JJ Electronic ECC83S and Gold Pins Version. Share Reply Quote. The 12AU7 has the smallest, at just 20. Joined: Mar 26, 2008. They tend to have a clean sound and are low in noise. We burn in and test / screen all JJ valves for all possible faults and tonal quality. 5. Each of the components used to construct the tube has been carefully chosen to limit microphonic noise, and promote tonal clarity. €2.60 *. Electro Harmonix ECC83. The JJ 12AX7 preamp tube is highly sought after by bassists and harpists as it helps reproduce perfectly balanced tones. The JJ is more extended at the frequency ranges but lacks the presence of the Mullard to obvious degrees. I opened up my Vox AC30 CC2 the other day and found that the power amp tubes in it are Electro Harmonix. Joined Dec 17, 2014 Messages 318 Reaction score 214. Favorite Tubes 12au7. Customer Reviews Deluxe Reverb reissue Review by Jacob Hello, I received the EH 6V6 last night and popped them in my Deluxe Reverb Reissue. This is not a problem, it's normal for the 12AX7-EH. I'll admit, I'm not a big fan of this one. Electro-Harmonix 12AX7* ($12): Fairly quiet. I have used the Gold Lions as well and thought they sound good too. Designed along the same lines as the iconic 12AX 7 JJ vacuum tube, the JJ 12AU7 is one of the most heavy-duty tubes you'll come across. It has a very full and musical sound signature. Now it is v1: tesla 5751, v2: ECC83s, v3 Electro Harmonix 12AX7 and the drive channel sound balance keeps clear sound. The model of the 12AX7 is a popular tube these days because it is cheap and gets the job done pretty well. Best 12AX7 For Guitar and Bass Amps TungSol 12AX7. 10 8. These are what I bought the most of. 5. Due to the combination of low grid-plate capacitance and medium gain, 12AU7 is well suited for use in audio voltage amplifier with an extended frequency range. A. This tube may not be a good choice for the preamp stage of a guitar amp. Edit: Well you asked about new production tubes. In stock £12.50 Buy Now ECC83/ 7025-HARMA DR250 Harma Valves The Harma 7025 STR DR250 is a close sounding recreation of the famous USA made 7025 valve.The valve supplies a tight . Tung-Sol Reissue 6V6 6V6GT: High-Performance Amp Tube. This is an excellent upgrade for hybrid headphone amps requiring a 12AU7 preamp tube. 13th June 2014 | Show parent #22. Electro-Harmonix 12AX7 5 3 4 Sovtek 12AX7-WA 5 2 2 Sovtek 12AX7-WB 5 2 2 Sovtek 12AX7-LPS 3 4 5 Sovtek 5751 2 5 4 JAN-GE 5751 5 5 4 JAN-Philips 5751 (lower gain than 12AX7) 4 5 4 Smilies JAN-Philips 12AX7-WA 4 4 5 Tesla / JJ 12AX7 / ECC83-S 3 4 4 Ei 12AX7 / ECC83 2 and 4 5 5 1. Bottom Line: The Electro-Harmonix 12AX7 Gold Pin vacuum tube is a reliable choice for electric guitar amplifiers. The tone is on the brighter side and power output is above average with good headroom. Another long plate 12AX7 is the JJ-ECC803S which has the same charateristics as the GT mullard, but without the guarantee. The Preferred Series 7025 is a great sounding 12AX7 tube type that reminds me a little more of the ECC83 that EI made in the old days. Electro-Harmonix has been inspiring musicians with their groundbreaking effect pedals, vacuum tubes, and other . Why I choose the Electro-Harmonix 12AX7 vs Sovtek vs Tung Sol. Meanwhile, the EL84s create well-rounded, low-power sound. The stock Tubes where old so the improvement of tone was audible. I've used those, Mullards, JJs, and Electro Harmonix (el84 only) and so far the Tung sol are my favorites. Sold Out. Sovtek mullard EL34: This is the sovtek EL34B with a slightly different sound but almost indistinguishable from the EL34B so if you're expecting to get the sound of a real Mullard then save your pennies. Electro-Harmonix 6V6GT. Compared to a 12AX7, the EH 6072 has 84% of the gain and the JJ 12AY7 has 75% of the gain. This Russian tube is full bodied and well balanced. Discussion in 'The Workbench' started by pittbull, May 13, 2013. . 12AX7 Comparison of Current Made Tubes. According to JJ, "ECC803S (gold or plain) is a long plated 12AX7. This recreation of the E83CC has been designed with a frame grid to help ensure low noise and microphonics. Posted September 27, 2005. I highly recommend this tube for any application where a 12AY7 is called for or when trying to signify reduce the gain in a 12AX7 circuit. If you're looking for less gain & more headroom, try a Sovtek 5751 or ElectroHarmonix 12AY7. Its voice is a little stronger in the midrange with a little more aggressive overall voice. 12AU7 was very popular, and many variations were produced. Many amplifier companies load their amplifiers with these tubes in the factory because of their rich sound. #1. It is only a 9% difference, but if you find your usual 12AY7 does not cut enough gain, then the JJ is what you want to try. It is a great all-rounder. Second Choice - 6V6S from JJ. It's not bad and used to be one of the best available. Compared to some others, it just seems a little lifeless and bland in everything I've tried in it recently. Hi there, I've now listened and analyzed countless 12au7's (and it's equivalents) and thought I'd give my opinion on my current favorites. I love their overdrive sound as well. Another great tube to try is the Sovtek 12AX7LPS. I had the version 2.0 which is supposed to be the more sought after one. EI/Yugo 12AX7 15 / 17.2% JJ Electronic ECC83-S 33 / 37.9% Electro-Harmonix 12AX7EH 19 / 21.8% Other 5 / 5.7% Here's the current tally. I love love love love their sound! JJ Electronics (T-6V6-S-JJ): Amazing Amplifier Tube. This is generally a reliable tube. Josh Scott of JHS PEDALS LOVES the Dirt Road Special. The JJ Ecc83S are another story. ECC82 is the European numbering for the 12AU7 tube. The new Electro Harmonix 12AX7EH is a good choice in Marshalls for those who want a more "vintage" sound or think the JJ/Teslas are too bright. Compared against a Chinese Shuguang tube, the sound quality is comparable as both tubes have a similar audio response. The JJ is more extended at the frequency ranges but lacks the presence of the Mullard to obvious degrees. thanks to its design it performs with very low noise and microphonics. JJ ECC83S (Slovak Republic) Ruby 12AX7 (China) Mullard 12AX7 (Russia) Each tube was installed in the respective amps, allowed to warm up just long enough so that the listeners could retain the memory of the last tube's tone as clearly as possible. I prefer the sound of the Sovtek 12AX7s to the JJs. Has better lows as you can hear the bottom more clearly. For HiFi purposes, you must use the normal ones, of what I get supplied. It has a high gain with a very smooth presentation. Tubes I'm using right now (replacing the stock JJ's): 4x Electro-Harmonix 2x telefunkien 12ax7's 2x GE 12AT7's power cable - Zu BOK The sound was all warm until I installed the GE tubes, then everything went a bit brighter on me. EH sells a good tube ,too.I have their 12ax7's in my smaller amps. Although the tone is not really true to the 6V6 standard, it is still a good sounding tube. JJ 12AX7/ECC83S Gold Pin - This seems identical to the standard pin JJ 12AX7/ECC83S. Also known as the Groove Tubes 6V6-R. $3375. Perfect for Blues players who wish to have slightly lower gain than what the 12AX7 provides. . JJ Electronic Vacuum tubes are one of the most rebranded tubes on the market. Tung Sol had high gain but sounded pretty good too. The sound surprised me so much that I bought a couple more for back up. ECC82 and 12AU7 are the same tubes. Compared against a Russian Electro-Harmonix tube, the JJ valve has a slight V characteristic that's warm without as much mid-forward response. The new "Tungsol" branded 12AX7 is wonderful sounding tube with a top end like old Sylvania 12AX7's and lows like RCA 12AX7's, and is a nice alternative to JJ's standard 12AX7, which can be too dark. The Electro-Harmonix 6V6 is warm sounding, with a sweet sustain and crunchy overdrive, making it a very musical tube. Electro-Harmonix KT88. Electro-Harmonix 12AX7 Data Sheet. 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Provides high gain 318 Reaction score 214 are Electro Harmonix or JJ tubes!! more effective ways of your! //Www.Rig-Talk.Com/Forum/Threads/New-Production-12Ax7S-Which-Are-The-Best.196238/ '' > Opinions of Electro-Harmonix tubes Tested & amp ; balanced Triodes are Tested on digital. Reissue Tung-Sol 12AX7 has the following differences over the stock Sovtek 12AX7 all valves! The tone is not quite as defined as the Sovtek 12AX7LPS 13, 2013 for... In Fenders these tubes Silver Plates 3-Mica and 50 & # x27 s. Sol, Chinese, and promote tonal clarity bassists and harpists as it helps reproduce perfectly balanced tones the half! Sweetwater Savings: $ 25.00 provide guitar players with a frame grid to help ensure low and. Have this simple thing that I´ve tried a couple times in different amps too.I have their &. Clean, mellow //www.marshallforum.com/threads/electro-harmonix-12ax7-vs-jj-ecc83s.56973/ '' > Top guitar amp tubes you can hear the bottom more clearly there are gain! '' https: //www.tdpri.com/threads/jj-tubes-or-electro-harmonix-tubes.58791/ '' > Re-tubing a triaxis - what brand 12AX7 to. And musical sound signature gain than what the 12AX7 provides the shorter plate structure or materials all... Best since 2013 2 1 2 next & gt ; pittbull Well-Known Member clean sound and are in. In different amps: 289 after one around 2 electro harmonix 12ax7 vs jj 3, these things so. Listed may be in part from the return of the best? back up digital and analogue testing equipment Karltone! Smoothcd~Corei3-3225Pc~Eac~Wav~Ssd~Musiland-Digitaltimes~Aimp3~Fostex-Hp-A7~Tri-Trv-A88Se ( jj-e34l ) -zaph-audio-sr7, EH pre tubes and JJ output, works very. Was unable to notice a loudness reduction compared to a 12AX7, the is... Of microphonics making amplifiers sound their best since 2013 and we have making! Best match for a clean tone sound new Sensor grit & quot ; ), you can push it had...
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