6cg7 vs 6922
6cg7 vs 6922. Mr. Nov 1, 2004 · 6DJ8 is the "baseline" version of this tube type. Also be aware that both the 6n1P and the 6CG7 require twice the heater current as the 6922. Sep 26, 2023 · A lot of people will substitute a 6CG7 for a 12AU7 ***if the filament wiring allows. These are interesting tubes and are electrically equivalent to the famous 6SN7, they just squeezed the tube down to fit in a small bottle. The 6cg7 is reasonably close to the 12au7 but with different heater wiring, and is also supposed to be the 9-pin mini equivalent of a 6sn7. Saratov, Russia manufacture. Jan 21, 2009 · If you want a miniature 9-pin tube, why not use the 6CG7? It's an EXACT match in parameters for the 6SN7. This includes guitar amplifiers and high-fidelity audio systems. I tried the 12BH7 and the 12AU7 in the outputs and ended up with leaving the 12AU7 in. Direct Replacement or Higher Quality. Many Raytheon are Japan made. Jul 9, 2022 · EL34 Mullard. GENALEX GOLD LION 6922 / E88CC . Jun 13, 2019 · HEATER VOLTAGE Selecting the tubes gave me my heater voltage; the 6DJ8 and 6CG7 both require 6. A fine upgrade or replacement for any power amplifier or linestage that requires valves of the 6DJ8, 6N23P family. Thread starter henryp; Using a 6SN7/7N7/6CG7/6FQ7/6J5 as cathode follower is a bit supoptimal because it doesn't have a high gm. Aug 31, 2009 · A tube converter was required to provide compatibility for popular 6922 tubes with my Schiit Audio Vali 2++ amplifier. Search for "6922 6N2 ECC88 E88CC (Top) TO 5670 6N3 369A (bottom)" for tube converters to allow use of Electro-Harmonix 6922 EH tube with Vali 2++ and Vali 3 amplifiers. The 6N1P's are Svetlana with 'Winged C' logo, the 6922's are Sovteks. Yes, it doesn't measure as well as the 2++, but it lets you have more fun with tubes. New owner of these 45 amps states best ever heard & quite a few well known 'brand' name amps Jul 10, 2019 · 6GU7 is another pretty close sub for a 6FQ7/6CG7. With a maximum anode dissipation of five Watts this would make a good replacement for the ECC82 in a small audio amplifier. May 23, 2019 · But whether a 6922/6DJ8 will work in a given circuit depends largely upon both how it is being used in that circuit, and whether the circuit is actually pushing the tube anywhere close to its specified operating conditions. hx = Hexode Unit. 12AU7 (mu: 17): Released – October, 1946. Mar 4, 2008 · In regards to the vintage of the 6DJ8/6922, this link notes, "And of course we can't forget the 6DJ8, 6922 & 7308 frame grid tubes. New owner of these 45 amps states best ever heard & quite a few well known 'brand' name amps Oct 19, 2006 · 6922 vs 6SN7. SUBSCRIPTS FOR MULTI-UNIT TUBES: b = Beam Power Unit. This produces a lot of gain (too much in fact), however after taking out 6922/7308: 6SN7/5692: 6SL7/5691: Store Hours Monday - Friday 9 am - 5 pm 6CG7/6FQ7 USA: These will be any of USA brand names unless listed separately below. . 6CG7 USA built Raytheon are far better than any other 6CG7. Oct 6, 2005 · I put a 6922 in one channel and a 6N1P in the other and there was a substantial difference between the two. 相對於 6SN7,6CG7 的能見度低很多,價格也便宜很多。 以美國管居多,日本管也不少。 6CG7 經典名管 1. Using 12AU7 in the input wasn't as clean sounding as the 6FQ7/6CG7. The versions with a center shield (also called 3 plate) are the most sought after because the shield cuts down on noise. Aug 22, 2010 · 6922, 6CG7 or 6H1n which one sounds best? Repost OK, OK before the flames start flying. The bargain priced PCC88, the 7 volt version of this tube, works nicely in the vast majority of 6 volt applications. Its high gain and specific tonal characteristics have made it a popular choice for those seeking the warmth and depth of analog sound. When you buy this combo, you get both the tube and the adapter - a $29. Note that pin 9 is not connected and the 6. Sep 14, 2010 · I believe the US 6BQ7 or 6BK7 is closest. These are also called E88CC in Europe. Apr 9, 2020 · The plate resistance of a 6CG7 is much different than a 6DJ8. They The 6CG7, 6FQ7 and 7026 are equivalents & substitutes for each other. t = Triode Unit. I assume you're building this in a different chassis but if you're doing that to accommodate the use of an octal socket you could just use one of the 9 pins instead. heath2832 Active Member. Vacuum tubes such as 7308 and E188CC are considered some of the very best but are less common. This tube is sometimes called the equivalent for 6DJ8/ECC88 or 6922/E88CC. 3V according to their datasheets. made GE 5670W, add one of our 5670 to 6922 adapters, and you have a great sounding U. The 5687 is without question a great audio tube. It was months ago when I read about it, but I think one of the suggestions came from @Torq ( not sure today). I use them in a cocktail with their 6 volt brethren all the time for top results. Substitutes: ECC88, 6ES8#, 6ES8, ECC189, ECC189#, 6FW8, 6KN8, 6922, E88CC, CV2492. Television receivers were a major user of the 6CG7 but use as an RC coupled amplifier is also discussed in the data-sheet. 6SN7 Sylvania 'Y' plate are best. If designing an invisible sounding preamp (tested VS a "straight wire") the JJ E88CC beats the 6sn7 hands down. I’m expecting delivery this week of some Russian 6N1P tubes to try in my headamp, replacing the 6CG7. More rare, is the CCa preamp tube that was sparingly made by Telefunken and Siemens. The low end seemed a little more full compared with the 12BH7. 6922 can be used interchangably in 6DJ8 gear. Theoretically the 6cg7 as an internal shield between the sides, but that isn't always tre as I've seen 6cg7s both ways and 6fq7s both ways as well. Pretty much any tube with a 6DJ8 pinout, 6V heater, and 600mA or less of heater current will work fine. The 12AU7 is a slightly different animal different capacitance, different gain, different transconductance. 95 - a savings of $5 had you bought them separately. 6BQ5 GE are the best sounding. The bass of the 6N5P was very controlled and tight, making quick moving basslines easy to keep up with and highly enjoyable. Thread starter henryp; Start date 2006-10-19 6:53 pm; Status This old topic is closed. The 6922 vacuum tube, which almost retains the design and properties of its predecessor, the 6DJ8, is found in hi-fi amps and pro audio. If I recall correctly, being designed for VHF test equipment, the 6922 has an 8dB better noise figure than the 6cg7. made 6922 / E88CC. Like the 6DJ8, the 6922 has a 9-pin miniature base with a twin-tube internal and frame grid structure and transconductance relatively higher than other similar miniature dual triodes. 6922 is a premium 6DJ8 and isn’t really compatible even though the pin outs are the same except what it does potentially with pin 9. This premium grade selected tube is the highest quality current production E88CC/6922 available. 20) and the Electro Harmonix 6922 gold pins (€28. I do realize that these tubes are not precisely exact matches (large difference in filament current and other items) however they can plug and play as long as your preamp can handle the extra filament current. As mine is 6DJ8-type, I'm using an Amperex JAN 6922 and it works great. These tubes usually have gold pins and a longer life rating than the 6DJ8. The 6CG7 is a general purpose medium μ double triode. I understand it to be electronically the same as the 6SN7 but in a 9-pin envelope. Jun 11, 2005 · Amperex 6922 vs RCA 6CG7 vs RCA 6FQ7 'clear top' Posted by Jimmy on June 11, 2005 at 11:44:15 Constantly & relentlessly trying to improve the 'poinz' PP 6V6 triode connected amp, I have come insanely close to the performance of a $2K in parts PP45 amp. Title: 6CG7 8CG7 Author: General Electric Subject: JA-FP-2000-11-24 Created Date: 11/24/2000 11:04:17 PM Below is our current selection of 6CG7 preamp tubes. Developed by Amperex in 1958 when transistors were already starting to take over the electronics industry & originally developed for video & radar use, the 6DJ8 has come into heavy use in audio over the last 15 years. My phono preamp comes with 6np1 Russian tubes, but the designer of the preamp also suggests to use 6922 or 6DJ8 tubes. Jim Dec 3, 2018 · I’ve been reading around about tubes to improve the sound over the sound of the stock tube and most of the comments point to the Electro-Harmonic 6CG7 and 6922. Aug 21, 2010 · I wouldn't mix a 6922 and 6cg7 (which I think is 6sn7 in a 9 pin tube). With this, you will receive: • 1x GE Mar 28, 2013 · I recently came across a pair of Tung-Sol 6CG7 tubes - and after some reading on the net, found that they are pin compatible with 6DJ8 tubes. Not only is the heater current completely different, but so is the transconductance and plate resistance. It provides very smooth mids and high end with a lot of detail. I just bought an Aesthetix Mimas integrated that uses 6922 tubes and Brent at Audiotubes. Looking at the circuit, the 10K plate resistor might be a bit low for the 6CG7, probably 20-33K would be more Jun 11, 2005 · Amperex 6922 vs RCA 6CG7 vs RCA 6FQ7 'clear top' Posted by Jimmy on June 11, 2005 at 11:44:15 Constantly & relentlessly trying to improve the 'poinz' PP 6V6 triode connected amp, I have come insanely close to the performance of a $2K in parts PP45 amp. all have the EXACT pinout of the 6DJ8 / 6922, so no worries there. Take a U. Smooth, detailed, dynamic. very poor imaging and depth- sound came from the speakers and that's it. Apr 21, 2009 · 6FQ7/6CG7 - well defined and plump bass, good, smooth midrange. Jun 6, 2011 · The 6FQ7 and 6CG7 pretty much differ only, from what I have been able to tell, by a couple of inter-electrode capacitance figures. I also have an akidio preamp, which uses either 6CG7 or 6DJ8 gain tubes, and 5687 as a driver tube. Feb 27, 2020 · If you’re one of them, you’ll be thrilled to know you can use a whole bunch of different tubes in Vali 2+, including 6DJ8, 6922, ECC88, 2492, 6N1P, 6CG7 and even more. The 6CG7 is basically a 6FQ7 without the electrostatic shield between the plates, although some are mis-marked either way. 50) which are all current production and easy to find. I don't have much faith it's gonna make it. 6922 - well balanced performance, overall; good bass response, crisp and clean highs, but a slight hollowness/recessed quality to the midrange. I know he designed that amp with different driver tubes. There's a long thread on Head-Fi with tube rolling recommendations. For more information on 6CG7 vacuum tubes including pinouts, ratings, application and possible substitutions visit 6CG7 in Duncan Amps . 6CG7, 6AQ8, 6DT8, 6BQ7, 6BK7, 6BS8 etc. Jun 13, 2012 · Pls see attached circuit - I'm planning a build but hoping to use the 6CG7 rather than the 6DJ8 (primarily because I have some 6CG7 tubes, but also because they seem to have a better reputation among audiophiles than the 6DJ8/ECC88). Some of the other parameters are likely different to some degree so check the data sheets. But pinout of 6DJ8, 6922, 6AQ8, ECC85 6CG7 match as well, and the depending on other values in the circuit, may or may not work well. It adds an easily audible degree of lushness to the sound, particularly the midrange, has a nice sense of warmth overall but still maintains the shimmer 6922: The 6922 is the up-rated version of the 6DJ8 which was made for audio tubes. com). 3V tubes, but in that use case the heaters all have to have the same current draw - so not possible with a 6CG7/6DJ8 combo. 5 KB · Views: 443 Feb 7, 2010 · The 6CG7 (or 6FQ7 which is the same exact tube) is identical in internal construction to the 6SN7. 6V and wiring the heaters in series for 6. Sound-wise their delivery was comparable to the 6N23P, but less forward and with greater ease. Also heater current draw between these two tube types are different, which may or may not be a problem depending on design. hp = Heptode Unit. Feb 18, 2012 · The 6N1P has a plate resistance that is almost three times that of a 6922. DOWNLOAD PDF. Actually, I prefer 6np1-ev tubes over bugle boy 6DJ8 on my phono preamp. 90 value for $24. Oct 4, 2019 · The gain, while lower than the 6922, is higher than the 6CG7 at a mu of 27. Both sets are new. But for a direct sub, I don't think there's much difference between the various versions of of the 12AU7 itself. " Nov 2, 2019 · I did used 6CG7 and 6FQ7 to work as phase inverter long time ago, their performance can’t beat E80CC. prelius AK Subscriber. Yes, there are tonal differences between those two tube types, just as there are between the two 6CG7s I prefer to use. Jan 14, 2003 · I also like the 6FQ7/6CG7 in the input stage of the Aikido pre. My DAC has an output stage which is based on SRPP topology - see attached. There are several 6922 tube equivalent part numbers available. So, you can effortlessly swap out the stock 6BZ7 with a variety of compatible and transposable options like 2492, 6922, 6DJ8, ECC88, 6N1P, and even the 6CG7! The 4 Best Tubes for Vali 2 – Comparison Table Tube Depot carries a selection of 6DJ8 / 6922 / ECC88 / E88CC / CV2492 Pre Amp Vacuum Tubes. Also known as the CV4108 in Europe. Rca / Tung-Sol / Westinghouse / Sylvania 6CG7 黑屏,市價約 1 - 2 K。 美國製 6CG7 有不少品牌 (除上述外,還包括 Raytheon、Dumont 等),價位相差不大, 以 50 年代,黑屏最佳。 36AM3. The 6922 also is rated for a higher voltage. jpg. E88CC is the European Name of 6922/6DJ8. Others claim there is not difference with any tube since Vali 2 is a hybrid. Any circuit that works with the 6SN7 should definitely work with the 6CG7. p = Pentode Unit. The Genalex Gold Lion E88CC / 6922 tube is a suitable replacement for all 6DJ8, ECC88, 6922, E88CC, and 7308 types. Oct 24, 2010 · A common equivalent for the 6cg7 is the 6fq7. Below is our current selection of 6922 and E88CC vacuum tubes. Oct 8, 2007 · Tung Sol 6CG7 black plates are very good as well, about the equal of the Raytheons. Depends how (and if) the shield is connected, and how the heater supply is connected. With the 2, you can use 6DJ8, 6922, 7308, 6CG7, and more. I have a post in the main thread on the 6922 EH. Now to confirm the cathode resistor values for both 6DJ8 & 6CG7 input tubes, plus the 6DJ8 output tubes. You would most likely need to decrease the resistance of your cathode resistor to get optimum performance. Mar 10, 2010 · [size=x-small] Since some time there is a Russian tube on the American and West-European market with the code 6H1Pi that is translated 6N1P. ----- Nov 3, 2021 · I see the JJ 6922 has a max Rhk of 20k - see https: 1,5 x ECC83 + 2 x ECC88 + 6CG7 + 6BL7GTA + 8 x 6LQ6 pp (Mclntosh MC 3500). ECC82, ECC802, E80CC*, E82CC, E2163, B749, B329, CV491, CV4003, M8136 Jul 14, 2009 · Pin 9 COULD be a problem - it's a shield in the 6922, and heater center-tap in the 12AU7. The 6SN7 has the reputation of being the most linear of the medium mu triodes and the 6CG7 follows suit. Jun 13, 2019 · Using the aforementioned valvewizard PDF and a E88CC (6922) datasheet I was able plot the values for mu (roughly defined as gain) and plate resistance against these bias points. The stock tube can sound foggy and a tad harsh or edgy at the upper registers plus it is somewhat restrained regarding dynamics and overall bass weight. com set me up with some nice Mullards for it. I then swapped the sides the tubes were on and the bass response followed the 6N1P. Sep 14, 2010 · But pinout of 6DJ8, 6922, 6AQ8, ECC85 6CG7 match as well, and the depending on other values in the circuit, may or may not work well. 3 Feb 28, 2009 · My Citation II has 5687 input/driver tubes, as opposed to 12BY7, and the Citation with this modification, to me and my DIY buddies, sounds more open and detailed than with the pentode 12BY7 front end. There's a duet of RCA Clear Tops coming my way and am trying to put together a matched duet of Realistic Gold Pin 6FQ7's, to my knowledge they're the only gold pin in the 6CG7/6FQ7 family other than the newer Ei's and EH's made in Russia. Apr 15, 2022 · 6np1 (6np1-ev) might worth a try even though it is not an exact match to 6922 or 6DJ8. I've only got about 3 hrs on it so far but it's not sounding anywhere near like the 6922 EH. 30) or even the Electro Harmonix 6CG7(€20. In a few amps including the Marantz model 8B, nothing is better sounding. The 12AX7 vacuum tube is a crucial component in various audio applications. Jul 3, 2012 · 6BZ8 6CG7 6DJ8 6DT8 6FW8 6HK8 6JK8 6KN8 6922 6EV7 6FQ7 6GU7 6ES8 6GM8 7DJ8 . Hard to source, but worth it. The standard 6DJ8 is also known as ECC88. That said, it appears the 6922 was a more common tube type, and there are going to be a broader selection of NOS tubes available online. See reviews. If you want to reopen this topic, contact a moderator using the I’m a big fan of the 6CG7 tube and use them in my Cary preamp and also in my new DIY headphone amp (an OTL design from Headwize. 7308: This is the most sought after and highest tier tube in terms of quality. The 6CG7 tube equivalent part number is 6FQ7. 171. d = Diode Unit. The 5U4 Tube; The 5Y3 Tube; Raytheon 6CG7 | 6FQ7 Dual Triode Tube NOS Amplitrex/TV7 Tested CALIFORNIA PROPOSITION 65 WARNING Aug 20, 2018 · There are a few 9 pin miniatures with the same gain: 12AU7, 12BH7, 6CG7. Jul 5, 2012 #6 According to the Russian specs, 6N1P is Oct 19, 2006 · 6922 vs 6SN7. Also, the 6CG7 line is remarkably similar in audio performance across various manufacturers of the same vintage or age. Subscriber. Title: 6CG7 8CG7 Author: General Electric Subject: JA-FP-2000-11-24 Created Date: 11/24/2000 11:04:17 PM The 6DJ8 6922 Tube; New Rectifier Tubes. It is often used for Hi-Fi applications. Using 12BH7 in the input was nice but the 6Fq7/6CG7 was even better. Oct 19, 2006 · 6922 vs 6sn7 "High transconductance tubes like 6922 are not good for sound" Depends on the design, parts, and which brands are used. Feb 11, 2021 · Meet the usual suspects the Sovtek 6N1Pi (€14. IN STOCK GENALEX GOLD LION 6922 E88CC Gold Pin, similar construction to the famous Reflector "Silver Shield" 6N23P-EV. Dec 2, 2018 · Electro Harmonix 6CG7 - $16 (Recommended): The EH 6CG7 is, I think, my favorite sensibly priced tube for the Vali 2, and also what I consider to be the sweet-spot in terms of price/performance. New & NOS tubes from Electro-Harmonix & other brands! Jan 8, 2016 · I just received my 6CG7 EH from Tube Depot today. The 6922 is the improved version designed to lower microphonics and improve life span. However, while in most applications it isn't a problem, the 6DJ8 isn't always usable in 6922 applications. Broskie encourages using 12. reasonably quiet. I'll give the 6CG7 some more time to break-in but it's got a long way to go equal the 6922 EH. Dec 25, 2010 · If I was going to go the 12AU7 route, I would go with 6922's or Cca's. S. They may be the cheapest 6922-ish tubes you can find. *** The 6SG7 is basically a 6SN7 in a smaller package, and as such is more linear than a 12AU7. zwzxb iysg rfxouic ujwha tmnp wmfza mrtkqo tol aedlu naow