Ecl86 vs ecl82. Maybe you could re-use an old .

Ecl86 vs ecl82 The 805 types are redesigned 85 types, because the 85 Feb 19, 2018 · The ECL86 does sound different from 12AX7 + 6BQ5. The use of the new ECL86 means that the cost of the amplifier is considerably less than that of amplifiers of similar performance currently available. Feb 19, 2018 · I agree that ECL86's are getting very scarce and expensive nowdays. The design use was for television frame oscillator and output stage as well as audio. 6GW8 are the original tubes on my unit and they are hard to get and expensive. Oct 19, 2007 · One thing i have to mention now that i've noticed the title is ECL82 not ECL86, is that with the ECL86 you need a bit more gain off the LTP than the triode section of the ECL82 can give. " You will probably have to substitute transformers, but the layout, wiring, etc. Equipped with EL34, EL84, ECC83 and many other tubes. Just add a separate 13V heater supply transformer. What prefefable reverb driver's primary impedance should be? 3. The design is therefore very economical, but even so, a reasonably good quality of reproduction is achieved. Vintage Telefunken, Siemens, Valvo, Philips, Mullard, Tungsram Audio Tubes. A PSU using an unsymmetrical 1/2 wave rectifier is a BAD idea, as "standing" DC is present on the rectifier winding. Jan 23, 2022 · ECL86 need 6,3V so you need to connect them in series. still a great triode/pentode combo Shop our great selection of 6BM8, ECL82, 6GW8, ECL86 vacuum tubes now. Just curious if an ECL85 would do even better? Any experiences soundwise? 3 days ago · Who is online Users browsing this forum: No registered users and 1 guest Dec 27, 2007 · Ersatz von ECL86 / ECL82 durch PCL86 / PCL82 von röhrenradiofreak » Sa Mär 13, 2021 18:37 Die Verbundröhre ECL86, die im NF-Verstärker vieler Radios der 60er Jahre verwendet wird, zählt nicht zu den langlebigsten, und Ersatz wird immer teurer. Discussions here should be of a general nature and not about specific sets. If matching is difficult, look for a fixed bias design that allows you to bias each tube separately. The small triode section is on the left and is equivalent to half an ECL82 / 6BM8 Summary The ECL82 is an audio triode plus output pentode. But I am worrying about its o/p tubes. 6 A). But perhaps the later 85 types have got the construction elements of the 805 types, too. An extra 12V transformer with 1. Pictures, data and characteristics. The amplifier is powered from the mains transformer. However, the PCL86 is available on Ebay at a decent price (some starting at $6 per tube). 2A would do the trick. For ease and speed I'll get some PCBs made up using PCBway (10 for $5). May 27, 2009 · The ECL86/6GW8 is the most interesting as its triode section is identical to 1/2 a 12AX7 and its pentode section is close to a slightly derated 6BQ5/EL84. The latter had a relatively high output and when Aug 4, 2021 · The (sometimes controversial) ECL86 Vintage Audio (record players, hi-fi etc) Tube ECL 82 or Röhre ECL82 ID415, Triode-Beam Power Tube, Noval, 9 pin miniature (USA pico-9) B9A and Audio Frequency shown. An examination of the ECC82 will show you that you can reduce the 220K resistor to 110K and the cathode resistor to 1. May 4, 2005 · Basically, the ECL86 is half of a 12AX7, plus a smaller EL84, with a reduced dissipation rating. 1K. The ECL82 has a pentode but it is slightly lower-powered than an EL84, and the triode is more like a 5751 AFAICT Not ax7 like, closer to an AU7 iirc. However the triode is infact very similar to the ECC82. Sep 10, 2019 · I would't use ECL86 or ECL82 as they are relatively common in vintage audio gear, which increases demand. . The Mullard version will use the pentode configuration. This will double the current through it whilst keeping the overall plate voltage. I would shoot for something less common, such as the ECL85 (6GV8). I grew to love my Heathkit AA-32 8w/ch amp. ECL82 Question Components and CircuitsComponents and CircuitsFor discussions about component types, alternatives and availability, circuit configurations and modifications etc. It feels a lot like they just cherry picked They contain preamplifier triode and power pentode in one tube. These types can be found in many 8 - 12 watts push pull amps and 2 - 3 watts single ended amps. Thank you in advance. I used PCL82 tubes with 16V 0. Jan 24, 2007 · No, the ECL82/6BM8/PCL82/16A8 pentode section is quite different to EL84/6BQ5 in many regards. Uses were in domestic radio and audio equipment. will help. If you like it, I would stick to the ECL86 or the PCL version. ECL82s usually have much more larger triode plates than ECL86 tubes. The ECL82 is described by Mullard as an audio triode plus output pentode. The triode has less gain and the pentode has less power, as Richard said. 6V instead of 16V, and you need to increase the size of the heatsink because heat dissipation would be higher. Tube ECL 86 or Röhre ECL86 ID416, Triode-Beam Power Tube, and Audio Frequency shown. Pages (2) : 1 2 Suivant »Utilisateur (s) parcourant ce sujet : 1 visiteur (s) Feb 4, 2006 · The ECL82 datasheet only suggests one or to setups. Maybe you could re-use an old The ECL80/6AB8 will give you about 2-3 Watts RF out, and an ECL82/6BM8 will give about 8 watts. The similar PCL82 with 300 mA heaters, for series heater chain use, was a most popular choice for the audio stages of domestic television receivers before the ECL86 and PCL86 appeared in 1961. I am in doubt that that is really correct. Is 6BM8 more powerful than single 12AX7? 2. The frame oscillator would place greater demands on the triode than audio service. Bestückt mit EL34, EL84, ECC83 und anderen Röhren. It has a unique sonic signature, which you describe well. Dec 5, 2016 · According to this usually accurate source, the ECL82 based player was manufactured 1961-63 and the ECL86 based from 1963 onwards. History Developed by Mullard in the late 1940s, the ECL82 was extremely popular with small equipment manufacturers in the late 1950s and early 1960s, especially those making record players using crystal pickups. Regards, Adam Three Watt Economical Stereophonic Amplifier Only one ECL86 is used in each channel of the three-watt stereophonic amplifier described in this section. Visit us now! The ECL82 is described by Mullard as an audio triode plus output pentode. Radio tubes are valves. That doesn't seem too bad. The triode section has a amplification factor of 70, and this valve was much used in record players Hi Guys, Could you assist me with 1-tube reverb with 6BM8 or ECL82. 3 A heaters and an anode loss 7W max. ECL82 vs ECL86 are different tubes no substitutions. Bass-boost and treble-cut tone controls are provided. As long as you allow for the dissipation difference, you can substitute ECL86s directly into a design involving 12AX7s and EL84s. The schematic is in the ECL86 page but the power transformer is probably the same. Jan 24, 2011 · While I was in Solid State Land, I stumbled into dead Heathkit aa-32 and revive to a canary. An ECL83 will give about 6 Watts. Is the ECL84 effectively usable for audio purpose as her bigger sister the ECL86 ? and the ECL82 is the smaller of the serie ? Thanks K Here you see all 1950s and 1960s stereo integrated tube amps made in Germany. Though the type names are similar, the tubes are absolutely not compatible. I learned 14GW8(PCL86) uses same Dec 28, 2020 · Similar valve to ECL 86 Components and Circuits Oct 23, 2015 · PCL86 vs ECL86 - thoughts and comparisons Discussion in ' Power Amps ' started by AllanMarcus, Dec 22, 2019. This exhibit has the earlier Mullard logo than ECL82. The triode section has a amplification factor of 70, and this valve was much used in record players with crystal pickups. 1. Our tubes are always tested, matched and guaranteed. Filament voltage selected according to tubes (for me 16V 0. Well worth trying. What is the tonal character of 6BM8 comparing with 12AX7 in reverb circuit? I attached two basic schematics, which I'll be following. Jun 16, 2010 · Availability considerations force you to use the 6BM8/ECL82, as Russian production is in the market place. Mar 9, 2021 · I know the ECL86 (in triode mode) is a good sounding tube for making a simple SET mini amp with. You will then change the resistor value on the LM317 reference pin to ouptut 12. Brands like Asco Bölkow Braun Dynacord Dual Elac Grundig Heli K+H Klein & Hummel Telewatt MEL PE Perpetuum Ebner Philips Saba Sennheiser S+F Goldhorn Telefunken. Jun 3, 2025 · These two tubes of the fifties/sixties – ECL82 and ECL86 – are quite similar in many respects, and originally meant for black and white televisions but have since got footstep and respect among audio amplifier DIYers as well as found their way to some commercial Hi-Fi tube amplifiers. This exhibit is my spare for the TK14 tape recorder that I have had The similar PCL82 with 300 mA heaters, for series heater chain use, was a most popular choice for the audio stages of domestic television receivers before the ECL86 and PCL86 appeared in 1961. 12W) EL84/6BQ5. The closest thing to EL84/6BQ5 you can find in a noval based compound valve certainly is the pentode section of ECL86/6GW8/PCL86/14GW8, which can be viewed as a plate Pd derated (9W vs. The ECL86 was one of the last triode plus output pentode valves designed and was released to the market in 1962. Ronflement et Microphonie La triode peut être utilisée sans précautions spéciales contre le ronflement et la microphonie dans le cas où une puissance de sortie de 50 mW est obtenue avec une tension d'entrée, sur la triode, égale ou supérieure à 4 m Veff. We carry all of the major brands in NOS, vintage and New Production vacuum tubes. The 6BM8/ECL82 is not really a substitute for the ECL86. Introduced to the market in about 1966, they represent the culmination in integrated small signal triode/power pentodes for AF usage, but weren't produced for a long time, as they were displaced by transistors rather quickly. The design proved popular in low cost stereo systems. The pinout and both sections - triode and pentode - are different. It is equivalent to the ECL86 but has a 13V/300mA heater. You correctly guessed the function of the auxiliary small primary winding on power transformer. The ECL82 Triode is more like 1/2 a 12AT7 and its pentode section is slightly lower power again. Mar 9, 2021 · The ECL85/805 and ECL82 are almost the same tube actually. Mar 3, 2018 · I'm planning on making a simple, compact SE PCL82 amp for the kitchen / office. Fully comprehensive passive tone-control circuits are provided ECL805: P amax = 8W (10,5W with fixed grid bias) ECL85: P amax = 7W (9W with fixed grid bias) PCL85/PCL805 have the same limits. 6DX8/ECL84 and ECL85/6GV8 will give maybe 8 watts and the ECL86/6GW8 will give about 12 Watts out. This exhibit is my spare for the TK14 tape recorder that I have had since December 1963. Jan 23, 2022 · "Therefore, you can use PLCL86 valves with the heaters in parallel or you can use ECL86 with the heaters in series. Very little difference in terms of transconductance, internal resistance etc I would be interested in the thoughts behind the production of these tubes. Attached is my attempt at a design featuring: - pads for GNFB - pads for shunt (plate to plate / Schade) feedback - driver stage bias by trim Hier finden Sie alle deutschen Stereo-Röhren-Verstärker der 50er und 60er Jahre: Asco Bölkow Braun Dynacord Dual Elac Grundig Heli K+H Klein & Hummel Telewatt MEL PE Perpetuum Ebner Philips Saba Sennheiser S+F Goldhorn Telefunken. Tom May 5, 2009 · Re: Ecl82 by Cliff Schecht » Sun Jul 03, 2011 6:12 pm tubeswell wrote: FWIW the ECL86 has an EL84-like pentode inside the envelope (and a 12AX7-like triode). In some later documents the PCL85 is listetd with the same limits as PCL805. The information and application description says more just about the marketing than anything else (similar like datasheets these days). The ECL86 was preceded by the ECL82. We also have data from Brimar, in that the valve is described as a triode plus beam tetrode. The performance of the ten-watt stereophonic amplifier described in this section is exceptionally good and the amplifier can justifiably be placed in the 'high-quality' category. Normally in single ended output stages for radio-grams and tape recorders. Vacuum tubes like PCL82, PCL84, PCL85, PCL86, ECL82, ECL84 or ECL86 can be used. n3qrxg kj mpi 3i4cx3 pemh7 ktej rq ctfk clsx s5j