| Tubes - Showing threads 8201 to 8400 of 11689 available |
▫ Tube technology amplifier ▫ 01-30-2005 03:13 PM - 0 replies
▫ Transformer questions ▫ 01-30-2005 03:26 AM - 3 replies
▫ Siemens C3g headamp problem ▫ 01-29-2005 08:24 PM - 9 replies
▫ rca83 hash? ▫ 01-29-2005 01:10 PM - 40 replies
▫ Skyline SK-10 Amplifier info? ▫ 01-29-2005 05:22 AM - 3 replies
▫ Tube Stereo Consoles from Thrift Stores ▫ 01-29-2005 03:53 AM - 65 replies
▫ Aikido amp theoretical questions ▫ 01-28-2005 01:46 PM - 1 reply
▫ 6V6 Single and 12AT7 SRPP ▫ 01-28-2005 12:51 PM - 9 replies
▫ What 45 SET amp should I build? ▫ 01-28-2005 12:46 PM - 3 replies
▫ Ping. Burnedfingers... ▫ 01-28-2005 04:28 AM - 1 reply
▫ ? problem with www.ampwares.com ? ▫ 01-28-2005 01:54 AM - 9 replies
▫ Pentode spud...? ▫ 01-27-2005 10:54 PM - 3 replies
▫ Type 46 as voltage amplifier ▫ 01-27-2005 10:50 PM - 6 replies
▫ Tube compressor problem! ▫ 01-27-2005 09:22 PM - 7 replies
▫ Using the 83 ▫ 01-27-2005 07:22 PM - 14 replies
▫ Organ amp project ▫ 01-27-2005 12:11 PM - 9 replies
▫ Any feedback on these trannies? ▫ 01-27-2005 09:32 AM - 0 replies
▫ 300B PP bias and expected life time ▫ 01-27-2005 09:18 AM - 3 replies
▫ Mono block restoration ▫ 01-27-2005 06:45 AM - 6 replies
▫ Question about cathode bypass capacitor ▫ 01-26-2005 08:37 AM - 15 replies
▫ www.diytube.com Kits ▫ 01-26-2005 03:13 AM - 22 replies
▫ need help! ▫ 01-25-2005 07:37 PM - 13 replies
▫ Need opinion on PS for tube preamp. ▫ 01-25-2005 05:20 PM - 4 replies
▫ Stanley Mullard ▫ 01-25-2005 04:39 PM - 1 reply
▫ 6AK4, Anyone? ▫ 01-25-2005 06:02 AM - 0 replies
▫ interstage transformer ▫ 01-25-2005 01:36 AM - 7 replies
▫ Are matched sets important for this amp? ▫ 01-24-2005 11:13 PM - 5 replies
▫ What to do with ECC88's? ▫ 01-24-2005 05:20 PM - 15 replies
▫ EL38's ? ▫ 01-24-2005 12:04 PM - 4 replies
▫ Cables/tubes for Valve Amp ▫ 01-24-2005 01:19 AM - 14 replies
▫ 8233 / E55L Applications ▫ 01-23-2005 08:16 PM - 3 replies
▫ amplimo budget outputtransformer ▫ 01-23-2005 11:14 AM - 4 replies
▫ Output Transformers for WE-437a WOT Line Preamp ▫ 01-23-2005 08:30 AM - 4 replies
▫ plate resistor, input lead ▫ 01-23-2005 02:09 AM - 7 replies
▫ KT88 PP with Class-A/Class-AB switch ▫ 01-22-2005 04:05 PM - 2 replies
▫ very loud preamp ▫ 01-21-2005 07:14 PM - 7 replies
▫ Pentode current sink ▫ 01-21-2005 05:56 AM - 14 replies
▫ Hammond vs. James? ▫ 01-21-2005 02:05 AM - 56 replies
▫ Tubes for Scott Nixon dac ▫ 01-20-2005 11:39 AM - 0 replies
▫ James SE OPT for 300B & 2A3 on eBay ▫ 01-20-2005 11:21 AM - 0 replies
▫ pre-amp with 6as7?? ▫ 01-20-2005 02:41 AM - 3 replies
▫ pre-amp with voltage gain from transformer only ▫ 01-20-2005 02:16 AM - 1 reply
▫ Help! Mystery tube (?) amp (type: HK56) ▫ 01-19-2005 05:34 PM - 0 replies
▫ Regulate the high voltage making better sound? (Preamp) ▫ 01-19-2005 04:10 PM - 20 replies
▫ Power Transformer ▫ 01-19-2005 02:40 PM - 1 reply
▫ Potentiometers UK ▫ 01-19-2005 11:18 AM - 2 replies
▫ AC 120V, neutral, hot, ground ▫ 01-19-2005 05:52 AM - 6 replies
▫ Counterpoint SA-220 Tube section advice needed ▫ 01-19-2005 01:18 AM - 31 replies
▫ 807 Amp ▫ 01-18-2005 09:13 AM - 5 replies
▫ Help me to choose the adequate ferrites ▫ 01-18-2005 08:36 AM - 4 replies
▫ Looking for KT88 circuits. ▫ 01-17-2005 08:41 PM - 112 replies
▫ Building a power amp - help ▫ 01-17-2005 06:45 PM - 3 replies
▫ Sovtek EL34WXT. ▫ 01-17-2005 11:49 AM - 5 replies
▫ Microphonic ▫ 01-17-2005 09:03 AM - 23 replies
▫ preamp gain and output transformer question ▫ 01-17-2005 01:44 AM - 2 replies
▫ Would an s5 K-12M kit suffice? ▫ 01-17-2005 12:39 AM - 78 replies
▫ 6c45 and passive volume control? ▫ 01-16-2005 10:05 PM - 0 replies
▫ Something of Interest to Newbies ▫ 01-16-2005 02:59 PM - 0 replies
▫ Fender Output transformer as an audio amp part ▫ 01-16-2005 01:55 PM - 6 replies
▫ Chinese Tube Amp & DIY .. Pro & Con ▫ 01-15-2005 07:03 PM - 6 replies
▫ Franks Ultimate Preamp.... ▫ 01-15-2005 05:16 PM - 3 replies
▫ Interstage Transformer Nomenclature ▫ 01-15-2005 04:54 PM - 20 replies
▫ PP or SE for Horns? ▫ 01-15-2005 04:07 PM - 21 replies
▫ Output transformer in SIMetrix? ▫ 01-15-2005 02:32 PM - 3 replies
▫ seampcad ▫ 01-15-2005 01:00 PM - 2 replies
▫ Looking for an amp project ▫ 01-15-2005 01:08 AM - 12 replies
▫ How to use one tube instead of another in this headphone amp? ▫ 01-14-2005 10:53 PM - 5 replies
▫ Unison Research Smart 845 schematics ▫ 01-14-2005 10:43 AM - 28 replies
▫ HELP - From the audiophile Heads - Amp Advice ▫ 01-14-2005 07:01 AM - 14 replies
▫ 8233, 8116 & 6BZ6 valves - what are they good for? ▫ 01-14-2005 07:01 AM - 62 replies
▫ wires of output transformer are too thin! ▫ 01-14-2005 03:11 AM - 5 replies
▫ Reichert Feral Eye ▫ 01-14-2005 01:49 AM - 0 replies
▫ BIG LOUD SCREECH on LEFT channel only ▫ 01-14-2005 01:08 AM - 1 reply
▫ humming from volume ▫ 01-13-2005 11:34 PM - 19 replies
▫ Paia TubeHead and Symmetry Trims ▫ 01-13-2005 09:41 PM - 1 reply
▫ Output trafo for WE-91 L'Audiophile amp? ▫ 01-13-2005 04:18 PM - 81 replies
▫ Transformer voltage too high for 300B amp ▫ 01-13-2005 10:46 AM - 4 replies
▫ More shopping help please - GE Combo 330 ▫ 01-13-2005 06:56 AM - 0 replies
▫ Bias filtering ▫ 01-13-2005 03:01 AM - 3 replies
▫ PP pentode screen supply ▫ 01-13-2005 02:49 AM - 15 replies
▫ 6v6 and OPT with 10-12k ohm(primary impedence) ▫ 01-13-2005 12:03 AM - 1 reply
▫ Identity Help - Is it worth working on ▫ 01-12-2005 08:03 PM - 18 replies
▫ Need info about 5G84 tube ▫ 01-12-2005 04:18 PM - 3 replies
▫ RF Noise in Power Supply ▫ 01-12-2005 08:28 AM - 2 replies
▫ My audionote Kit one have problem on 300B cathode terminal ▫ 01-12-2005 07:09 AM - 4 replies
▫ Partial Feedback Amplifiers ▫ 01-12-2005 03:15 AM - 130 replies
▫ filament transformer vs plate transformer ▫ 01-12-2005 02:46 AM - 10 replies
▫ Any subs for 6N1 & 6N2 twin triode valves? ▫ 01-11-2005 11:39 PM - 39 replies
▫ PSU questions ▫ 01-11-2005 06:27 PM - 17 replies
▫ Any designs for 6EJ7 out there? ▫ 01-11-2005 04:00 PM - 6 replies
▫ SRPP headphoneamp with E88CC ▫ 01-11-2005 11:45 AM - 13 replies
▫ newbie to DIY ▫ 01-11-2005 08:47 AM - 1 reply
▫ Just bought a leak stereo 20 (pics!) ▫ 01-11-2005 05:35 AM - 4 replies
▫ Mysterious Output Transformer.... ▫ 01-11-2005 01:20 AM - 6 replies
▫ Hum free 5687 AC filament supply, is it possable ? ▫ 01-10-2005 10:55 PM - 17 replies
▫ Will This Preamp Work ▫ 01-10-2005 05:22 PM - 6 replies
▫ help with input pot on el84 PP amp ▫ 01-09-2005 10:22 PM - 4 replies
▫ NOS Philmore Output Transformern or Modern ▫ 01-09-2005 06:00 PM - 0 replies
▫ tube amp ▫ 01-09-2005 04:55 PM - 7 replies
▫ power supply, Help please!!! ▫ 01-09-2005 03:20 PM - 6 replies
▫ Tubes and magnetic fields ▫ 01-09-2005 03:04 PM - 35 replies
▫ Driver tube for 45 interstage 1:1 ▫ 01-09-2005 03:01 PM - 1 reply
▫ 89 db is it enough ? ▫ 01-09-2005 12:21 PM - 18 replies
▫ Troubl-shooting heater voltage for filament ▫ 01-08-2005 06:52 PM - 12 replies
▫ arcing in rectifier tube ▫ 01-08-2005 05:45 PM - 8 replies
▫ 1/8" Aluminum for top plate? ▫ 01-08-2005 12:27 AM - 23 replies
▫ Shopping list ▫ 01-07-2005 10:22 PM - 8 replies
▫ 6sn7 valves ▫ 01-07-2005 09:55 PM - 3 replies
▫ Neon flashes with the music ▫ 01-07-2005 08:47 PM - 15 replies
▫ Help in SE 807 amp ▫ 01-07-2005 05:03 PM - 16 replies
▫ naim user defects to valves ! ▫ 01-07-2005 04:48 PM - 11 replies
▫ Line stage question ▫ 01-07-2005 03:19 PM - 10 replies
▫ tamura opt need help ▫ 01-07-2005 03:19 PM - 11 replies
▫ Tube question, how to read the difference. ▫ 01-07-2005 09:32 AM - 19 replies
▫ What Tube amp for Biginner? ▫ 01-07-2005 07:01 AM - 5 replies
▫ Leak Stereo 20 rebuild/restore question ▫ 01-07-2005 07:01 AM - 6 replies
▫ Is there any advantage in using preamp tubes in output stages ?? ▫ 01-06-2005 11:29 PM - 8 replies
▫ 12b4 as PP output tubes ▫ 01-06-2005 11:04 PM - 3 replies
▫ Valves stripped bare…. ▫ 01-06-2005 06:26 PM - 4 replies
▫ Anybody know this TUBE? ▫ 01-06-2005 05:44 PM - 15 replies
▫ Noob Q: are the efficiency figures for valve amps the same as with transistors? ▫ 01-06-2005 10:45 AM - 4 replies
▫ Need help understanding something about UL stages ▫ 01-06-2005 04:32 AM - 2 replies
▫ I'd like to make a simple 50 amplifier ▫ 01-06-2005 04:02 AM - 47 replies
▫ gates tube pre-amp info?? ▫ 01-06-2005 12:12 AM - 0 replies
▫ OT - To those who correspond with me.... ▫ 01-05-2005 11:37 PM - 0 replies
▫ Could use info on Grommes + knight. ▫ 01-05-2005 10:27 PM - 0 replies
▫ Single Ended Ultra linear, ne1 built one? ▫ 01-05-2005 10:03 PM - 5 replies
▫ Transformer coupled 6SN7 push-pull DAC output stage? ▫ 01-05-2005 05:11 PM - 7 replies
▫ Audio Innovations 800 Anniversary problem ▫ 01-05-2005 05:11 PM - 0 replies
▫ Vkh max voltage ▫ 01-05-2005 01:43 PM - 10 replies
▫ Mosfet differences with valves ▫ 01-05-2005 01:08 PM - 17 replies
▫ Need schematic - Audio Research LS2B MKII ▫ 01-05-2005 12:32 PM - 0 replies
▫ EL84M specs. ▫ 01-05-2005 12:22 PM - 7 replies
▫ What to do with these? ▫ 01-05-2005 10:41 AM - 8 replies
▫ Dyna Mk IV Driver Boards ▫ 01-03-2005 08:26 AM - 1 reply
▫ OTL driving series arrays ▫ 01-03-2005 04:23 AM - 1 reply
▫ Voltage problem ▫ 01-02-2005 10:45 PM - 10 replies
▫ Amp intermittently blowing fuse at power up ▫ 01-02-2005 01:38 AM - 11 replies
▫ Worlds Best Preamp ▫ 01-01-2005 05:34 PM - 45 replies
▫ Heathkit TT-1A Calibration ▫ 01-01-2005 01:33 PM - 4 replies
▫ surplus 12ax7a ▫ 12-31-2004 11:28 PM - 0 replies
▫ Phase Splitter as input stage ▫ 12-31-2004 10:51 PM - 21 replies
▫ DHT DC heater question ▫ 12-31-2004 07:57 PM - 5 replies
▫ Wanted-Assembly manual for Scott LK-150 ▫ 12-31-2004 06:24 PM - 0 replies
▫ Happy new year, sophielove. ▫ 12-31-2004 04:41 PM - 4 replies
▫ Need UTC PVM-3 primary ? ▫ 12-31-2004 09:35 AM - 4 replies
▫ power amp for small studio ▫ 12-31-2004 08:16 AM - 8 replies
▫ Preamp ▫ 12-31-2004 05:09 AM - 15 replies
▫ Problems with EICO HF-12 amp. ▫ 12-30-2004 03:35 PM - 22 replies
▫ Technics SU-30A's schema??? ▫ 12-30-2004 07:36 AM - 2 replies
▫ Tube PWM driver ▫ 12-30-2004 06:31 AM - 0 replies
▫ Tungsram tube data ▫ 12-29-2004 08:43 PM - 3 replies
▫ S-5 Electronics K-12M (11MS8) 8 wpc PP Tube Amp Kit ($139) ▫ 12-28-2004 05:08 PM - 91 replies
▫ sharp cutoff pentode ▫ 12-28-2004 03:20 PM - 24 replies
▫ JJ E34L failure(s) ▫ 12-28-2004 01:04 PM - 24 replies
▫ Valve effects loop ▫ 12-28-2004 10:45 AM - 4 replies
▫ Bruce Moore "Companion" - Schematic ▫ 12-28-2004 01:34 AM - 2 replies
▫ CT impedence mismatch? ▫ 12-28-2004 01:20 AM - 2 replies
▫ Tube multiplex adapter parts replacement ▫ 12-27-2004 07:03 PM - 2 replies
▫ SY gets jiggy (5692 measurements) ▫ 12-27-2004 06:48 PM - 25 replies
▫ Tube Drag Racing! ▫ 12-27-2004 07:47 AM - 9 replies
▫ OTL, quick `n dirty ▫ 12-26-2004 06:25 PM - 4 replies
▫ LED biased EL84 headphone amp ▫ 12-26-2004 05:13 PM - 56 replies
▫ 6V6 stereo amp ▫ 12-26-2004 02:25 PM - 14 replies
▫ humming from amplifier ▫ 12-26-2004 01:59 PM - 1 reply
▫ Mesa boogie ▫ 12-26-2004 01:59 PM - 13 replies
▫ Any tube audiophile in New Dephli, India ▫ 12-26-2004 10:01 AM - 12 replies
▫ What are terminal 1 & 4 of 300B tube ▫ 12-26-2004 03:41 AM - 45 replies
▫ Tube Nube - need advice on Scott LK150 ▫ 12-26-2004 02:56 AM - 5 replies
▫ Pentode AB1 or AB2? ▫ 12-23-2004 10:46 PM - 85 replies
▫ #56 tube line stage ▫ 12-23-2004 10:01 PM - 5 replies
▫ **** another unusual hum problem !! ▫ 12-23-2004 09:32 PM - 15 replies
▫ Any comments on Eico HF-14 and HF-85 ▫ 12-23-2004 09:13 PM - 5 replies
▫ sensitivities of amplifier configurations ▫ 12-23-2004 04:56 PM - 8 replies
▫ Building a Sun Audio sv 300b Mk II clone ▫ 12-23-2004 04:26 PM - 6 replies
▫ wanted information! vellman vaa-70 tube amp ▫ 12-23-2004 04:26 PM - 1 reply
▫ old tubes, what to do? ▫ 12-23-2004 01:28 PM - 19 replies
▫ Knowledge needed. Need answer to basic yet puzzling question. ▫ 12-23-2004 06:54 AM - 6 replies
▫ tubes 5965A and 5814A ▫ 12-22-2004 05:49 PM - 11 replies
▫ 6s4a as driver for 6as7 in SEAmp ▫ 12-22-2004 02:43 PM - 8 replies
▫ Tube Manufactures Cross references ▫ 12-22-2004 03:54 AM - 4 replies
▫ KT88 vs. KT90 bench test ▫ 12-21-2004 08:07 PM - 4 replies
▫ Variable Voltage Technology(uk) iron ▫ 12-21-2004 01:03 PM - 4 replies
▫ Tutorial: building techniques ▫ 12-21-2004 12:46 PM - 25 replies
▫ Anyone tried UL or Triode connecting the $140 kit ? ▫ 12-21-2004 02:04 AM - 3 replies
▫ Using microphone transformers as phase splitters . ▫ 12-20-2004 05:50 PM - 8 replies
▫ Tube Cooling Recommendations ▫ 12-20-2004 02:18 AM - 20 replies
▫ WE 300B Vs &&&& ▫ 12-19-2004 06:28 PM - 22 replies
▫ Line stage board off from overseas. problems ▫ 12-19-2004 12:18 PM - 39 replies
▫ Volume control for tube amplifier ?? ▫ 12-18-2004 06:18 PM - 13 replies
▫ Mro Pt8 ▫ 12-18-2004 05:54 PM - 11 replies
▫ looking for se 811 schematics ▫ 12-18-2004 05:52 PM - 1 reply
▫ 6ar5?? ▫ 12-18-2004 05:22 PM - 4 replies
▫ bias meter ▫ 12-18-2004 04:11 PM - 4 replies
▫ 829B/3E29 datasheet triodemode ▫ 12-18-2004 08:53 AM - 3 replies
▫ A better triode strap? ▫ 12-18-2004 04:33 AM - 10 replies
▫ info wanted about a output transformer ▫ 12-17-2004 07:50 PM - 9 replies
▫ outputtransformer data needed ▫ 12-17-2004 07:50 PM - 0 replies
▫ WE316a/VT191 triode ▫ 12-17-2004 06:09 PM - 12 replies
▫ electrolytic can capacitor ▫ 12-17-2004 12:59 PM - 3 replies
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