Pcc88 vs ecc88. High-Quality 6N23P tube double triode.

Pcc88 vs ecc88. . If it is, it's a good bang for the buck cons Oct 12, 2009 · The ECC88 does seem to work well at voltages down to 24V, but my experience was that they tend to draw a bit more grid current when made to do so. they are used as a drop-in substitute for 6DJ8. 6v的，但是pcc88比ecc88便宜不好，玩pcc88的人也远没有ecc88那么多。是不是ecc88比pcc88好听很多，pcc88垃圾声？ - Discuz! Board Feb 13, 2024 · 1960s PCC88 + no diamond = not telefunken PCC88 is basically an ECC88 with 7V heaters, so they should last longer at 6. Most recently I have been active on the Lyr tube rolling Nov 3, 2021 · Hi All, I read somewhere that these tubes are designed for cascode use and that each triode in the envelope has slightly different parameters, particularly the max allowable Vhk. Which is Jan 30, 2025 · Each test done on stuff where the Ecc88 and Pcc88 are used alternatively with 6,3 volts gave the same results And it is evident that some little differences comes from different brand and selections but basically are perfectly the same Jan 10, 2021 · ECC88 is simply the European designation for the 6DJ8 and yes the two are compatible. Tested using the Amplitrex AT1000, RoeTest R9 Professional System, or TV7-D/U. Nov 3, 2013 · Is a PCC88 tube pretty much interchangeable with a ECC88 tube in most audio circuits? I understand that they are not absolutely identical, but is there any harm in using a PCC88 tube in place of a ECC88? Does it pose any threat to the equipment? According to a reputable dealer (Upscale Audio) Jan 30, 2025 · The PCC88 tube is often claimed to be a direct replacement for the ECC88 / 6DJ8 tube. Apr 20, 2023 · 1 2 3 4 5 Users browsing this thread: 1 Guest (s) Apr 10, 2005 · The PCC88 tube has a 7 volt heater which is different than the 6DJ8 tube family (7308/ECC88). 3V filament seems to have been quite popular here on the last iteration of tube TV sets, maybe due to cost optimization or dwindling tube demand. Apr 19, 2023 · Anyway, in my experience it doesen't matter too much which of these tubes are plugged into the socket, as far as they're not faulty. Apr 17, 2005 · The reality is that it probably doesn't make much difference in this application. Base 9-pin. Nov 9, 2012 · The best is E188CC, but it is expensive. I would check with the manufacturer of your gear to make sure it would be ok as you would be operating the tube cold on the heater thus causing problems. (You are already here) PART2) Tubes for sale. The 6DJ8 was designed for use as a low-noise amplifier in VHF and UHF TV tuners, an improved successor to the usual 6BK7, but due to its high gain it was heavily used in high-end test equipment The ECC88 was designed for service as a cascode amplifier in the front ends of VHF radio receivers. Jun 20, 2005 · Audio Asylum - Tube DIY Asylum - Do It Yourself (DIY) paradise for tube and SET project builders. In terms of sound these tubes very energetic with well defined bass and great detail. Stamp of technical control department of the manufacturer ” ОТК “ Technical specifications: Filament voltage: 6. The very worst I have are some RCA branded, made in Japan 6DJ8, and my preferred are, surprisingly, the Zaerix made in USSR I bought half a century ago as spares for the scope I had then. Real Telefunken PCC88 are drop in replacements for ECC88/6DJ8/E88CC with a slightly higher heater specification of 7 volts producing a much longer life and lower noise threshold when used in place of ECC88/6DJ8. Which brand of tubes should i get? Siemens, Telefunken or another brand? Thanks, Brian dzzymnk 12-11-2001 6:10pm 15 responses Add your response Collapse all responses Sep 9, 2010 · I've seen old stock tube dealers on Ebay claiming that the PCC189/7ES8 can be substituted for 6DJ8s as a drop-in replacement. But what I know for sure from an article in the German magazine FUNKSCHAU #4, 1957, is the PCC88 was introduced that year to replace the SQ tube E88CC which had appeared in TV frontends the year before. They would have the diamond bottom mold. Ik weet dat de gloeispanning anders is tussen beide buisjes (6,3V vs 7,6V). I don't mind paying, but since I am fairly new to this, what are some highly regarded 6922/E88CC tubes preferably units are good from a value perspective. We would like to show you a description here but the site won’t allow us. 3v heater string. Tube Depot carries a selection of 6DJ8 / 6922 / ECC88 / E88CC / CV2492 Pre Amp Vacuum Tubes. Mar 27, 2023 · ECC88 / E88CC / 6DJ7 etc / NOS TUBES Last Update: 03/27/2023 00:01:29 PART1) General overview of ECC88 types. 3 V. These SIEMENS PCC88 are drop in replacements for ECC88/6DJ8/E88CC with a slightly higher heater specification of 7 volts producing a much longer life and lower noise threshold when used in place of ECC88/6DJ8. This ECC85 is a double triode for the front end stages of FM radio receivers. However, the heater of the PCC88 is specified to operate from a set current (300 mA), while the ECC88 / 6DJ8 heater is specified for a set voltage (6. Great sound! Full analogue: E88CC, 6922, 6DJ8 close equivalent: ECC88, PCC88, UCC88 E188CC. I use them in a cocktail with their 6 volt brethren all the time for top results. @et land, please post many no-glare pics of your diamond-less PCC88 showing the entire tube. The National Matsushita PCC88 is considered one of the best sounding low noise replacements for the ECC88, 6922, 6DJ8, E88CC family of valves. Jul 9, 2023 · In his review of the BHK 250 in Positive Feedback Dave Clark indicated Kevin Deal suggested the PCC88/7DJ8 for the 6922. It has a 9-pin miniature base and is commonly used in audio amplifiers, preamplifiers, and headphone amplifiers. 6V. Very intriguing sound, but in a non-harsh system they may come across as too lush and colored. ECC88 has a 6. New & NOS tubes from Electro-Harmonix & other brands! Just wondering if anyone has tried Telefunken PCC88/7DJ8 in place of 6922/6DJ8 as input tubes on their Torii Mk III, and if so, how they sound compared to other tube options. Most of the time the 6. ECC88 is better than E88CC because it is less microphonic, but the maximum plate voltage is lower. 6SN7 (mu: 20): Released – March, 1941. May 12, 2015 · Hi, I recently came across a russian book called: Domestic receiving tubes and their foreign counterparts (or something like that), and have collected data from that book in a table over russian tubes and their western equivalent and possible substitutes. I measured the difference at less than . 5db in my George Kay . I have recently bought an EAR 912 tube Jul 18, 2023 · The PCC88 is inherently somewhat ‘noisier’ than a good ECC88 and slightly more sensitive to mechanical excitations. Aug 24, 2005 · Both are 7DJ8 (PCC88), which are perfectly fine equivalents for 6DJ8/6922 positions and are usually more affordable: Early 60's Mullard PCC88 with large halos - these are INCREDIBLY lush, smooth and warm. PCC88 is not a direct equivalent, as it must be heated at a *constant current* of 300mA. Right now the X-10D has Philips ECC88 tubes and i want to change it to another tubes for better sound. Oct 18, 2004 · The ECC88 has outwardly VERY similar pinout to the ECC81/82/83 family, but there is a critical difference in the heater pins. Oct 16, 2003 · Particularly the last two. Apr 15, 2020 · How does the sound of the PCC88 and PCC189 compare to the 6922/6DJ8 and its iterations? The former have a higher heater rating (7v) as opposed to 6v for the latter. Great sound! Full analogue: ECC88, 6DJ8. The 6922 is a 6DJ8 industrial grade variant built for a life-time of 10,000 hours (at least on paper). I will use the one that CJ recommend. Apr 28, 2023 · They apparently reached the goal by making slight changes to the PCC88 design: increasing the gain and qualifying the operation on the -0. 90 days warranty on tubes! Feb 28, 2020 · HeyI spent 2 days researching about tubes, from technicalities like measurements, what to look for when buying etc how they sound and which sound the The ECC88 is a far better valve than the 6922, it is a lot more linear. Hugh from AKSA has a preamp kit, which utilises an ECC189. I haven't checked the data sheet, but from the number, I'd guess that PCC88 takes a different heater voltage so won't be a drop-in. Aug 30, 2020 · Here I compare for you the Russian 6N23P vs Siemens CCATelefunken E88C Gold PinMullard Ecc88 subtle buy clear differences, Let me know what you think ! Feb 24, 2019 · How much better are Amperex 7308s than Bugle Boy 6DJ8s? Discussion in ' Audio Hardware ' started by ProfessorC1983, Feb 24, 2019. Anyone care to name their favorites of each tube, for use in phono and/or line stage pre-amps? Jul 8, 2010 · ECC88 mu (amplification factor) is rated at 33. My favorite inexpensive tube out of all of those is the PCC88 Philips with the A-frame riser. With the possible exception of a a slight Jan 30, 2025 · The PCC88 tube is often claimed to be a direct replacement for the ECC88 / 6DJ8 tube. Isn't an ECC808 more like ECC88 in better quality? This seller in eBay claims that it's more like an ECC83. The PCC88 is a television RF amplifier double frame-grid triode with separate cathodes. 3V heater (only) which draws 300mA (360mA for some 6922 or E88CC types). The latter valves have an extra heater pin for the heater element, which is centre-tapped â€“ this cleverly allows them to be used with either 6. May 25, 2023 · Need to visit this site later when at home again. :) Jun 19, 2010 · PCC88 in exchange for ECC88 in Audio Innv's 500 Vintage Audio (record players, hi-fi etc) Sep 16, 2016 · This is a quick entry to demonstrate a simple topology used in this ECC88 preamplifier. I rolled in a couple recently from the Tube Store and like Clark I notice a modest but noticeable improvement; a bit more air around instruments and instrument groupings in orchestral recordings and slightly greater Sep 24, 2013 · Tube experts, help! What's the real difference between a TELEFUNKEN E88CC and a ECC88? Discussion in ' Audio Hardware ' started by Steve Hoffman, Sep 24, 2013. In de AR zitten ECC88. Jun 21, 2004 · Hey guys, Would an ECC89 / ECC189 be able to go as low as an ECC88? (I mean the voltage). I saved the PCC88 on my desk. Oct 24, 2020 · I'm not familiar with the "P"'s, but I have a nice little stash of the "E"'s as in ECC88/6DJ8, and they all measure and sound different. i do not know how they spec at 6. The most frauded tube is ECC88. 3V. I'm using 7V heater variant - PCC88. So, replacing an ECC88 / 6DJ8 with a PCC88 usually Dec 22, 2023 · The EAR 88PB is said to use PCC88 tubes (4 tubes). The voltage is not referenced so just make sure the heater is working with a current close to the spec 300mA. Direct Replacement or Higher Quality Cca, ECC88, E88CC, E188CC, E288CC*, ECC189, 6BQ7A, 6Н23П (6N23P), 6N11, 7DJ8/PCC88****, PCC189****, CV2492, CV2493, CV5331, CV5358, M3624, 6922, 7308 Variants There are no variants for 6DJ8 due to its later production date. Siemens PCC88 LABELED FOR TELEFUNKEN WEST GERMANY Home > 6922 / ECC88 / E88CC / CCa > Siemens Halske PCC88 / 7DJ8 / 6922 E88CC sub MATCHED PAIR 1960's for 6922 Preamps! Die Geschichte der ECC88-Familie Sämtliche auf dieser und den hierzu gehörenden Unterseiten gezeigten Fotos und Texte (auch auszugsweise) bedürfen, sollten sie an dritte weitergegeben werden, meiner ausdrücklichen Zustimmung. ECC86, ECC88 and PCC88 look indeed the exact same tube by visual inspection, differences are minor and internal (such as different filament voltage for PCC88). 3 ± Aug 24, 2005 · In their numbering system the 6DJ8 was an ECC88, the 6922 was an E88CC and the 7308 was an E188CC. This is a bit of a problem when you couple a volume pot straight into their grids. Obviously a "re-worked" tube and you made the good decision in returning it to the seller. This tube is very hard to find in the USA, it was never made in this country. The 6N1P has about 2X the plate resistance of the 6922/ECC88/6DJ8. Any folks familiar with the tube specs and what they would mean in a real world substitution your take is appreciated. It's more common with the CCa's - relabeled from std E88CC's. Feb 2, 2025 · The PCC88 is a 7 volt heater, which should operate just fine on a 6. Valve ECC88 or 6DJ8 and its equivalents, very famous DOUBLE TRIODE very low noise and microphonics, very interesting for low frequency AUDIO applications. Can 6922/E88CC/ECC88/88CCa tubes fully replace the PCC88 in an EAR PB88? See full list on sonoboom. They looked great, but tested like any used but Tube PCC 88 or Röhre PCC88 ID3415, Double Triode, Noval, 9 pin miniature (USA pico-9) B9A and VHF shown. I might take a good look and compare my PCC88 tubes to the ECC88 sometime and post the results in a dedicated thread. Kan ik deze probleemloos vervangen door de PCC88. PCC88 can be regarded as successor of the E88CC, aimed at the consumer market. And I agree upon the properties of - still relatively cheap - Russian 6P23-EV's. The ECC88 or 6DJ8 was taken as a benchmark for outstanding performance and build quality It looks very similar to the E88CC, except for the gold-plated terminals and the slightly smaller diameter getter ring Sep 27, 2021 · The ECC88 is one of the more popular tubes among tube amplifier manufacturers and has seen some widespread use. In my sys Mar 31, 2015 · The idea of the Grand Tube Review came from my long (20yr+) tube rolling history with the 6DJ8/6922/6N23P/E88CC tube type. Dec 12, 2001 · I recently brought a Musical Fidelity X-10D for my Pioneer CLD-97 LD player. 6922 | ECC88 | 6DJ8 | E88CC | 7308 vacuum tubes are in stock and ready to ship! Upgrade your tube amplifier and preamplifier now! Also find reviews and more. May 31, 2008 · 胆艺轩 [Tubebbs]论坛 ECC88是6. 6N6P is a good tube, but more for buffer or line stage , but for DAC, especially after the passive I/V stage, you need a finer tube with higher amplification. 3v heater line runs a little higher than that anyway. com Mar 3, 2008 · PCC88 tubes versus ECC88 tubes for EAR source units Posted by XLR8OR (A) on March 3, 2008 at 03:02:57 In Reply to: ecc88 mixed with pcc88 posted by Fallena on March 2, 2008 at 06:20:53: I have the Acute CD player and 88PB phono stage, which both use PCC88 tubes. I don' Feb 18, 2018 · The 6N1P only has about 1/2 the transconductance of the 6922/ECC88/6DJ8. Deze wilde ik in mijn Audio Research SP-11 drukken maar dat heb ik dus nog nooit gedaan. 3v的。pcc88是7. The 6922 is 6. Jul 15, 2022 · Try ECC88 (6N23P, PCC88) instead of 6N6P. If you can get Will to make the Radford accommodate the PCC88, which has a different heater voltage, you can get NOS Tesla for around £6 each. Does anyone have experience with these tubes? How long do you have to burn in a tube before listening to them to determine which ones sound better? Any other The PCC88 vs ECC88 question is interesting -- but let's not dilute this thread with the PCC88 heater question. 6DJ8 Substitutes: ECC88, 6ES8#, 6ES8, ECC189, ECC189#, 6FW8, 6KN8, 6922, E88CC, CV2492 The bargain priced PCC88, the 7 volt version of this tube, works nicely in the vast majority of 6 volt applications. Jan 24, 2023 · Hello! I was looking at the PCC85 curves, simulated a simple common cathode triode stage using an ECC85 model, and noticed that the anode voltage for the given bias was way off chart. 3 V). Which are compatible with 6922 tubes? If I had an amp that took 6922, is it ok if I filled it with ECC88? What if I filled it with E88CC? What about a mix of 6922, ECC88, and E88CC? Thanks in advance. Nov 19, 2015 · Help deciding which 6922/6DJ8/7308/PCC88 (Read 76623 times) Aug 13, 2011 · Is an EC88 half of an ECC88? Components and Circuits 好的，感謝建議，想再向前輩問一下，PCC88能直接取代ECC88嗎? 因為PCC88的燈絲電壓比ECC88的燈絲電壓稍微高了一點，這樣會有什麼影響嗎? 過去に Philips やAmperexといった著名な欧米の真空管メーカによって製造されたNOS品（新古在庫品）の 6DJ8 や ECC88 は、オーディオマニアに非常に人気がある。 The Mullard PCC88 is a quality tube perfect for your application. ECC83 is an older design audio (low) frequency twin triode. Tubes are re-labelled, retro-gold plated, re-branded and re-packed. laid back 6dj8 ecc88 these are plugin subs after-all, for circuits tough on 6922/e88cc/cca tube lifetime, and provides a constant linear . Last night as I was listening to an album from the analog tape era, I thought I was listening to tape hiss, which is unusual in my system these days. Notwithstanding all this, the PCC88 has been used by several reputable high-end audio designers in the 70s and 80s with excellent results. Best regards! Jun 28, 2010 · ECC88, PCC88, E88CC, E188CC, E288CC, will all work in place of the tube you have. Kan dit een probleem geven? Ik lees op het web dat AR de stroom sowieso May 29, 2012 · using 7dj8/pcc88's instead of 6922/6dj8's (Read 3087 times) Jan 30, 2025 · I guess that ECC88 and PCC88 started with different filaments, but later on the 300mA 6. He tried them and noticed modest but welcomed improvement. 4V grid curve instead of -1. The 6DJ8 is an equivalent. For example some Audio Research preamplifiers use this tube. 6v (lower current draw) heater supplies! Since the PCC88 is designed to run with higher voltage than an ECC88, the PCC88 runs with slightly lower gain when used in a ECC88 circuit. The main difference is that the PCC88 has a voltage filament of 7. I attach the table to this post, so Mar 26, 2013 · Might be a close (cheaper) variant of the E88CC like the ECC88 or PCC88 or any B9A dual triode with vaguely similar characteristics. Apr 10, 2005 · The ECC85 costs a lot more than the PCC88. ECC88 VS 6N23P The ECC88, also known as 6DJ8, is a dual triode tube originally manufactured by Philips. The "too crisp" looking box is also suspect. Jun 21, 2005 · Given that filament voltage should be kept within 5% and allow 5% for line differences (common figures) a ECC88 should work at 6,95V and a PCC88 should work at 6,35V. Mar 31, 2004 · The PCC88 filament is designed voor series operation, with a current of 300mA. First I blamed the model, but looking at the ECC85 datasheet I saw the curves are different from the PCC85, and May 18, 2023 · 6DJ8 vs. Near equivalent E88CC, 6922, PCC88, UCC88, E188CC. All selected and tested on the Amplitrex AT1000. Take what you will from this Relabeling is an old trick in the shady side of the tube business. Closely matched pair. Nov 25, 2014 · Replacing ECC85 with ECC88 Components and CircuitsAll times are GMT. 3a (300ma). I was offered them in boxes of 100 from Slowenia, I had them here, but send the mess back. One triode acted as the local oscillator and the other as the mixer (frequency changer). I've also read that this s We would like to show you a description here but the site won’t allow us. See reviews Direct Replacement or Higher High-Quality 6N23P tube double triode. Nov 24, 2015 · I understand PS Audio’s tube selection is limited to new tubes. Jan 24, 2014 · Hi, i've just registered here but have been a passive read'er for a while, and learned a lot in different threads. Go for Telefunken valves, they really are good. So that gives us options of 6dj8, ecc88, 6922, e88cc, cv2492, cv2493, e188cc, 7308, CCa, 6n23p, and 6n11 which are all very nearly identical, as well as the 7dj8, and pcc88 that differ in heater voltage but are otherwise the same. #13 [mr-chan], 11-05-05 15:59 How about ECC88/6DJ8可吳可以代替6H30? 不可以，因為6H30設計為兩枝ECC88並聯，而燈絲電流亦唔同 6H30最大的特色就是有著比別人大的燈絲電流以及A類般的高熱，以手邊拿到的資料來看燈絲部分需要850mA，這個電流需求大約是3支ECC88的電流需求量。 Jan 27, 2014 · I am looking to do some rolling here I need to find a good set of 6922/E88CC that will deliver warmth and more important clarity. :confused: PS: Mr. This is a European made equivalent to the 6DJ8 or ECC88, but will work in place of any 7308, 6922 or 7DJ8 type as well. Jun 17, 2004 · The text below is from Brent Jesse's website. 6922? Alright tube aficionados, are 6DJ8 and 6922 tubes inter-changeable? I would ask Roger Modjeski or Tim de Paravicini, but they're both dead. The valve has excellent balance with excellent midrange depth and top end clarity. Oct 15, 2021 · Re: PCC88s vs 6922s by roberto » Mon Apr 11, 2022 2:35 pm Just a little bit about the PCC88/7DJ8 vs 6922. He makes a good case, but also uses the word "probably" describing the possible sub. listeners, producers, singers and instrumentalists, enjoy the additional headroom energy of 7dj8 pcc88, vs. Full analogue: E88CC, 6922, 6DJ8 close equivalent: ECC88, PCC88, UCC88 E188CC E – the letter characterizing the increased durability of the tube; V – tube with increased reliability and mechanical strength. 3 V at their heaters. 3 Volt. The series-string version 7DJ8 / PCC88 was also introduced at the same time. But there is a chance that inexpensive Tele PCC88's could be relabeled E88CC's. As previously stated, your mileage may vary when using a 6N1P in a circuit that was designed for a 6922/ECC88/6DJ8. Apr 26, 2020 · I replaced the ECC88 with an ElectroHarmonix 6922 that I had bought from CJ, and it was perfect again. Mar 3, 2008 · RE: PCC88 tubes versus ECC88 tubes for EAR source units Posted by Fallena (A) on March 3, 2008 at 03:22:06 In Reply to: PCC88 tubes versus ECC88 tubes for EAR source units posted by XLR8OR on March 3, 2008 at 03:02:57: OK! I am currently using a Tesla Pcc88 in the v1 position (near the front panel), and a Voskhod ecc88 in the V2 position. 2v. I think that's why it costs less. VOSKHOD NOS USSR PCC88 有和 ECC88 類似的中性、低噪訊優點，也很適合用來設計唱頭放大，或耳機擴大機。但目前廠製機相當少見，只偶而會出現在 DIY 領域。 ECC88 / 6DJ8 / E88CC / CCa / E188CC / 6922 / PCC88 / ECC189 La valvola ECC88 o 6DJ8 e tutti i suoi equivalenti, è un famosissimo DOPPIO TRIODO UHF universale, della serie "miniatura" a 9 pins con alimentazione 6. High-Quality 6N23P tube double triode. Mar 31, 2015 · They are probably ECC88 or PCC88. Apr 14, 2024 · Further Information: Siemens Halske 7DJ8 PCC88 (Branded Telefunken) 1970's tubes. The Etna typically minimizes this sort of distraction. Ciao. 6922 = E88CC and ECC88=6DJ8. A Philips JAN 6922 made in the USA The tube was developed by Philips in the Netherlands under European designation ECC88. But experimenting is cheap and easy. These tubes use the same grey shield and large halo getter construction as the Telefunken 7DJ8's. Sep 8, 2014 · ECC88 vs PCC88Ik heb ooit lang geleden eens een aantal Siemens PCC88 buisjes gekocht. However, I have been unable to confirm from this from any datasheets. The CJ power supply is made with a very precision design and stable voltage supplier. Radio tubes are valves. I, however, just purchased three different sets of quads: (1) Siemens ECC88 (6DJ8); (2) Amperex 6922 (Holland) and (3) Amperex ECC88 Bugle Boys with the Halo Getter. Please put a schematic in this thread of the amp you are building that calls out a 6922. I sell all kinds of pre amplifies tubes like 5755, ECC83, ECC82, ECC81, 6N2P-EV, 6N1P-EV, EF86, 6922, ECC88, 6DJ8, 6N3P-EV and also 5670 or ECC84 and WE310A. 3v or 12. I have always been amazed at the sound quality improvements that some of the better of these tubes made. REFLECTOR factory, NOS Jul 6, 2004 · Hi, I getting confused:confused:. Oh, by the way, a 7DJ8 is basically a 6DJ8 with a 7 volt heater voltage rather than the 6DJ8’s 6 volt rating. With passive I/V, you should go with the smallest possible resistor, because increasing the value of that resistor increases distortions. Even old, pulled PCC88's usually work with just 6. The time now is 9:38 am. 3V compared to ECC88 and E88CC. The Cca is a hand selected 6922 that was intended for demanding telecommunication applications. nzjj 0vxn x2dwk nu4puy anlpo e6e n0rgspa dpvh as 6rfpw

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