| Tubes - Showing threads 1 to 200 of 12199 available |
▫ 6V6 Push Pull ▫ Yesterday, at 10:24 PM - 7 replies
▫ Transformer Mounting Braces ▫ Yesterday, at 07:06 PM - 2 replies
▫ Rozenblit 6as7 otl questions ▫ Yesterday, at 11:33 AM - 2 replies
▫ Genesis pre-amplifier schematic wanted ▫ Yesterday, at 09:57 AM - 2 replies
▫ 6H30PI/6922 Preamp Circuit ▫ Yesterday, at 03:07 AM - 3 replies
▫ PFB line amp ▫ 12-02-2008 07:04 PM - 3 replies
▫ 2A3C Mono plate: Shuguang Or Sovtek? ▫ 12-02-2008 05:56 PM - 12 replies
▫ Any kit reccomendation would be helpful ▫ 12-02-2008 02:53 PM - 0 replies
▫ Cleaning tubes... ▫ 12-02-2008 01:37 PM - 4 replies
▫ Anyone recognise these tubes... ▫ 12-02-2008 11:23 AM - 1 reply
▫ big ol' 26lb. output transformer... ▫ 12-02-2008 02:50 AM - 1 reply
▫ ECC88 Help ▫ 12-01-2008 11:10 PM - 2 replies
▫ European Triode Festival ETF08: still some places vacant! ▫ 12-01-2008 06:00 PM - 0 replies
▫ Dynaco MK IV Mystery ▫ 12-01-2008 03:29 PM - 10 replies
▫ 6as7/6080 Se Otl ▫ 12-01-2008 11:58 AM - 40 replies
▫ 6GW8 substitute tube 6BM8? ▫ 12-01-2008 06:13 AM - 0 replies
▫ Choke question ▫ 12-01-2008 04:13 AM - 5 replies
▫ Screen driven output stage ▫ 11-30-2008 11:23 PM - 2 replies
▫ Peavey Delta Blues Reverb Frustration ▫ 11-30-2008 09:06 PM - 12 replies
▫ 2a3 parallel driven 6sn7 schem ▫ 11-30-2008 04:23 PM - 13 replies
▫ WMD or Big Freakin Power Supply ▫ 11-30-2008 03:26 PM - 10 replies
▫ DIY My tube tester ▫ 11-30-2008 03:25 PM - 0 replies
▫ Help! May have dropped 12sn7 in place of 6sn7 ▫ 11-30-2008 04:47 AM - 2 replies
▫ Got a bucketload of tubes, need identification ▫ 11-29-2008 10:19 PM - 6 replies
▫ Help from Allen Wright SuperReg owner ▫ 11-29-2008 08:57 PM - 0 replies
▫ Moscode 600 ▫ 11-29-2008 08:07 PM - 1 reply
▫ Signal caps to keep on hand ▫ 11-29-2008 04:54 PM - 7 replies
▫ pin-compatible EF86 alternative? ▫ 11-29-2008 03:01 PM - 9 replies
▫ Capless Parafeed (with apologies to SY) ▫ 11-29-2008 06:15 AM - 9 replies
▫ T Eaton Viking schematics? ▫ 11-29-2008 03:40 AM - 3 replies
▫ S5 K-16LS mods, tweaks? ▫ 11-28-2008 10:21 PM - 3 replies
▫ Tube PA to Guitar Amp Conversion Help ▫ 11-28-2008 03:01 PM - 2 replies
▫ 5687 fully balanced line stage ▫ 11-28-2008 10:17 AM - 7 replies
▫ Subminiature sockets ▫ 11-28-2008 09:47 AM - 8 replies
▫ What Do I Have Here? ▫ 11-27-2008 10:06 PM - 12 replies
▫ Bad vacuum? ▫ 11-27-2008 07:25 PM - 4 replies
▫ Th. Lösch Phono Amp: Question about IC used & ECC808 to ECC83 ▫ 11-27-2008 03:14 PM - 14 replies
▫ Balanced 24V Aikido question ▫ 11-27-2008 03:18 AM - 2 replies
▫ How to wire a 'Buck' transformer ▫ 11-26-2008 02:18 PM - 21 replies
▫ OT question - will it work? ▫ 11-26-2008 06:45 AM - 3 replies
▫ ID Unknown Tube ▫ 11-26-2008 02:20 AM - 2 replies
▫ Time delay start board for tube amps ▫ 11-26-2008 01:07 AM - 4 replies
▫ Hum reduction ideas (again) ▫ 11-25-2008 09:28 PM - 2 replies
▫ Utc Ls-33 ▫ 11-25-2008 08:32 PM - 9 replies
▫ K-16ls ▫ 11-25-2008 07:31 PM - 2 replies
▫ Potential valve damping tweak ▫ 11-25-2008 06:51 PM - 4 replies
▫ Wanted. Simple EL34 Push Pull Design ▫ 11-25-2008 06:35 AM - 43 replies
▫ Conversion Tube PA and Bass Tone ▫ 11-25-2008 06:35 AM - 4 replies
▫ PCB advice ▫ 11-25-2008 03:27 AM - 11 replies
▫ Hybrid voltage quadrupler? ▫ 11-24-2008 07:33 PM - 10 replies
▫ my fu80 amp ▫ 11-24-2008 05:43 PM - 4 replies
▫ Pre-amp for BeoMaster ▫ 11-24-2008 10:43 AM - 4 replies
▫ Question re: chokes ▫ 11-24-2008 05:19 AM - 19 replies
▫ Inundated Electrolytics ▫ 11-24-2008 04:17 AM - 6 replies
▫ power transformer recommendation ▫ 11-24-2008 03:03 AM - 25 replies
▫ PS decoupling cap placement ▫ 11-23-2008 06:46 PM - 2 replies
▫ USSR Russian Caps. KBG-MN or K75-24? ▫ 11-23-2008 03:32 PM - 2 replies
▫ #10SE Tested project ▫ 11-23-2008 02:40 PM - 5 replies
▫ schematics help ▫ 11-23-2008 09:21 AM - 0 replies
▫ HF Decoupling Caps questions ▫ 11-23-2008 08:52 AM - 2 replies
▫ 1A7 Heptode (Pentagrid Converter) Audio Preamplifier ▫ 11-22-2008 11:43 PM - 7 replies
▫ Useful power transformer design thread on Analogue ▫ 11-22-2008 10:33 PM - 1 reply
▫ Understanding Simple SE design choices ▫ 11-22-2008 08:11 PM - 1 reply
▫ Fender Pro Amp ▫ 11-22-2008 05:06 PM - 1 reply
▫ Hewlet Packard transformer ▫ 11-22-2008 12:50 PM - 14 replies
▫ 6BG6 for KT66 ▫ 11-22-2008 09:37 AM - 4 replies
▫ new learning ▫ 11-22-2008 07:08 AM - 1 reply
▫ TV-7D/U Tube setting --- 6550 ▫ 11-22-2008 12:58 AM - 4 replies
▫ ecc40 LTP ▫ 11-21-2008 11:21 PM - 17 replies
▫ Latest incarnation of music angel kt88 ▫ 11-21-2008 08:29 PM - 5 replies
▫ Tubelab SE oscillation? ▫ 11-21-2008 02:55 AM - 4 replies
▫ 6SL7 5E3 - together at last? ▫ 11-20-2008 08:24 PM - 12 replies
▫ AN Shinri schematic wanted ▫ 11-20-2008 05:49 PM - 1 reply
▫ Found a box of old toobs ▫ 11-20-2008 08:39 AM - 10 replies
▫ Choke input filter LF noise ▫ 11-20-2008 03:30 AM - 13 replies
▫ Aikido line stage - plus phono line stage ▫ 11-19-2008 04:20 PM - 1 reply
▫ Hook up wire? ▫ 11-19-2008 03:24 PM - 12 replies
▫ Irritating problem with soft start ▫ 11-19-2008 02:02 PM - 23 replies
▫ OTL with 6AN5 ▫ 11-19-2008 03:18 AM - 1 reply
▫ Mono Blocs Completed... ▫ 11-18-2008 11:54 PM - 21 replies
▫ Magic Eye for solid state Tuner? ▫ 11-18-2008 07:09 PM - 8 replies
▫ a question about drive power ▫ 11-18-2008 03:50 PM - 2 replies
▫ converting BAL to UNBAL using tubes and without transformers ▫ 11-18-2008 11:16 AM - 101 replies
▫ Aikiado question ▫ 11-18-2008 05:37 AM - 3 replies
▫ Top cap tubes+ arc welder ▫ 11-17-2008 11:39 PM - 4 replies
▫ Small beginner amplifier and hello :) ▫ 11-17-2008 10:09 PM - 14 replies
▫ Blackburn MicroTech TechTube(TM) Valves update! ▫ 11-17-2008 11:42 AM - 0 replies
▫ Resistor setup for integrated amp & headphones? ▫ 11-17-2008 07:31 AM - 1 reply
▫ Brook 2A3 PP amp ID help ▫ 11-17-2008 01:34 AM - 1 reply
▫ heater voltage ▫ 11-16-2008 09:03 PM - 3 replies
▫ kobayashi 300B push-pull ▫ 11-16-2008 05:28 PM - 15 replies
▫ Triode strapping a tetrode... ▫ 11-16-2008 05:13 PM - 7 replies
▫ Any info on 3572 Half wave Rectier ▫ 11-16-2008 02:17 PM - 4 replies
▫ Question Conrad Johnson reg. psu? ▫ 11-16-2008 11:24 AM - 9 replies
▫ Another 300B SE ▫ 11-16-2008 07:01 AM - 10 replies
▫ 7-pin Low Rp tube ▫ 11-16-2008 03:40 AM - 8 replies
▫ S-5 K-16LS Kit arrived in Germany !! ▫ 11-15-2008 10:52 PM - 10 replies
▫ Transcendar RIP? ▫ 11-15-2008 10:44 PM - 25 replies
▫ 6N6P in an Aikido? ▫ 11-15-2008 12:47 PM - 12 replies
▫ Were can i bay a Telefunken 6ak5 ? ▫ 11-15-2008 08:35 AM - 4 replies
▫ SE 245 driverstage ▫ 11-14-2008 09:35 PM - 2 replies
▫ 12ax7 srpp dac output ▫ 11-14-2008 09:20 PM - 6 replies
▫ How this circuit works (Baby Huey type) ▫ 11-14-2008 06:24 PM - 13 replies
▫ New tubeamp ▫ 11-14-2008 02:12 PM - 6 replies
▫ Snubber caps ▫ 11-14-2008 02:03 PM - 2 replies
▫ Counterpoint sa220 ▫ 11-14-2008 07:55 AM - 1 reply
▫ Resistor before tube rectifier ▫ 11-14-2008 05:23 AM - 4 replies
▫ TCJ Push-Pull calculator v2 ▫ 11-14-2008 03:33 AM - 8 replies
▫ Heathkit AG-9A audio generator schematic !!! ▫ 11-14-2008 01:25 AM - 4 replies
▫ Sources for James Transformers ▫ 11-13-2008 10:18 PM - 10 replies
▫ High Voltage Soldering (IPC Standards?) ▫ 11-13-2008 09:31 PM - 3 replies
▫ Speakers for Flea Powered Amps <1.5W ▫ 11-13-2008 06:42 PM - 2 replies
▫ Opinions on Allen & Bradley Carbon Composite resistors ▫ 11-13-2008 03:19 PM - 18 replies
▫ wich tube is best for the yaqin cd buffer ? ▫ 11-13-2008 08:30 AM - 1 reply
▫ Mikael Abdellah's SE KT88 bass response + tightness ▫ 11-13-2008 02:52 AM - 22 replies
▫ How best to use the PSU xformer I have ▫ 11-12-2008 08:40 PM - 1 reply
▫ 6L6GC AB2 Amp ▫ 11-12-2008 02:30 PM - 54 replies
▫ Kofi Annan in: "I'd Like Me a Mic Pre!" ▫ 11-11-2008 11:45 PM - 4 replies
▫ Too much gain - help with changing driver tube. ▫ 11-11-2008 10:16 PM - 15 replies
▫ EL95 SE schematic wanted ▫ 11-11-2008 01:07 PM - 16 replies
▫ test settings hickok i177B for 5ar4/gz34 ▫ 11-11-2008 12:37 PM - 3 replies
▫ Gibson Ga-20 rvt reverb problems ▫ 11-10-2008 09:14 PM - 1 reply
▫ good value (i.e. cheap) OPT in uk? ▫ 11-10-2008 08:23 PM - 6 replies
▫ Input xfmr, diff stage, CCS questions ▫ 11-10-2008 07:15 PM - 14 replies
▫ Theoretical OPT question ▫ 11-10-2008 05:37 PM - 4 replies
▫ input/driver stage for kt88/6550 ▫ 11-10-2008 12:39 PM - 4 replies
▫ thyratron switching ▫ 11-10-2008 05:04 AM - 6 replies
▫ Making component choices (6V6/EL84 PP) ▫ 11-10-2008 03:49 AM - 24 replies
▫ Which socket for a 5Y3?? ▫ 11-10-2008 02:50 AM - 2 replies
▫ using #47 in p-p ▫ 11-09-2008 11:39 PM - 3 replies
▫ 6463-12b4a srpp? ▫ 11-09-2008 10:16 PM - 5 replies
▫ Need some help identifying which tubes are suitable ▫ 11-09-2008 08:41 PM - 3 replies
▫ Tube Priceing ▫ 11-09-2008 07:56 PM - 1 reply
▫ edcor output transformer advice ▫ 11-09-2008 06:08 PM - 3 replies
▫ Non top-cap tubes for plasma tweeters ▫ 11-09-2008 05:28 PM - 4 replies
▫ Intermittent Static on ARC REF 3 Preamp ▫ 11-09-2008 12:30 PM - 16 replies
▫ Have you guys seen this yet? ▫ 11-09-2008 10:48 AM - 6 replies
▫ ECC88 heater overvoltage damage? ▫ 11-09-2008 09:30 AM - 3 replies
▫ Recommended designs ▫ 11-08-2008 10:55 PM - 16 replies
▫ Aikido Phono PCB Modifications ▫ 11-08-2008 08:33 PM - 1 reply
▫ Need Power supply advice for Andreas 845 ▫ 11-08-2008 10:08 AM - 7 replies
▫ Phonodude question ▫ 11-08-2008 08:17 AM - 0 replies
▫ Power Supply for Aikido Phono Pre ▫ 11-08-2008 07:37 AM - 16 replies
▫ Completed New Combo Amplifier ▫ 11-08-2008 12:50 AM - 3 replies
▫ Want to Build my first Tube Amp ▫ 11-07-2008 07:40 PM - 6 replies
▫ Modding a tonebone to switch to pentode triode operation?Can this be done?? ▫ 11-07-2008 03:19 PM - 7 replies
▫ single tube amp ~pspice problem ▫ 11-07-2008 03:19 PM - 1 reply
▫ Relyon KT88/EL34 SE issue, schem attached ▫ 11-07-2008 03:19 PM - 9 replies
▫ Search 35T Schematic ▫ 11-07-2008 11:50 AM - 0 replies
▫ Hickok 600A, shattered mercury rectifier... ▫ 11-07-2008 08:27 AM - 2 replies
▫ Pete Millett Low-Mu Triode Preamp ▫ 11-07-2008 04:24 AM - 13 replies
▫ Guitar amp conversion ▫ 11-07-2008 03:38 AM - 1 reply
▫ First scope/buying oscilloscope probes ▫ 11-07-2008 03:07 AM - 9 replies
▫ thyratron rectifier ▫ 11-06-2008 07:27 AM - 33 replies
▫ Need help making some choices on what to build ▫ 11-06-2008 04:59 AM - 12 replies
▫ A2 curves and curvecaptor. ▫ 11-06-2008 01:49 AM - 11 replies
▫ damper diodes .... ▫ 11-05-2008 03:27 PM - 2 replies
▫ Different Rectifier Warmup Times ▫ 11-05-2008 01:57 PM - 13 replies
▫ stupid question of the day ▫ 11-05-2008 01:51 PM - 2 replies
▫ Fisher 400 Output Transformers ▫ 11-05-2008 05:44 AM - 6 replies
▫ Tube amp repair ▫ 11-05-2008 04:09 AM - 6 replies
▫ Hi-end 845 with only two stage ▫ 11-04-2008 09:05 PM - 83 replies
▫ PL519 Heaters in series blow fuse ▫ 11-04-2008 04:44 PM - 5 replies
▫ Looking for parts to tinker with ▫ 11-04-2008 07:01 AM - 2 replies
▫ KT88 Recommendations? ▫ 11-03-2008 05:56 PM - 10 replies
▫ Anyone Interested in Pete Millett Hybrid Amp PCB's? ▫ 11-02-2008 10:50 PM - 3 replies
▫ Mirror of Steve Bench's site ▫ 11-02-2008 11:32 AM - 5 replies
▫ Quick Question About RCA Input ▫ 11-02-2008 04:47 AM - 3 replies
▫ YASSE - Yet Another Simple SE Build ▫ 11-02-2008 01:40 AM - 161 replies
▫ Built an amp kit! ▫ 11-02-2008 01:14 AM - 7 replies
▫ Holy Smoking Toroid Winder ▫ 11-01-2008 04:08 PM - 48 replies
▫ Group Buy for Experimenter's 9 and 7 pin Tube Socket PCBs ▫ 10-31-2008 09:19 PM - 14 replies
▫ why do tubes have a treble lost ??? ▫ 10-31-2008 06:17 PM - 4 replies
▫ Low Frequency Mains Noise ▫ 10-31-2008 03:54 PM - 6 replies
▫ Help modifying circuit ▫ 10-31-2008 02:14 PM - 14 replies
▫ Ever heard sth like this? ▫ 10-31-2008 01:31 PM - 7 replies
▫ tubelab se ▫ 10-31-2008 12:10 PM - 36 replies
▫ dual volume control ▫ 10-31-2008 03:39 AM - 1 reply
▫ Need DIY help in Los Angeles area with tube preamp ▫ 10-31-2008 02:29 AM - 3 replies
▫ KT88 Electro-Harmonix ▫ 10-31-2008 01:14 AM - 14 replies
▫ 6c19p se otl ▫ 10-31-2008 01:13 AM - 15 replies
▫ pt ▫ 10-30-2008 07:32 PM - 12 replies
▫ "Killer" Screen Driven Push-Pull Amp Initial Queries ▫ 10-30-2008 06:10 AM - 26 replies
▫ fixed vs. cathode bias ▫ 10-30-2008 05:30 AM - 9 replies
▫ RH84 Push pull? ▫ 10-30-2008 01:20 AM - 15 replies
▫ Cheapfield project ▫ 10-29-2008 09:42 PM - 26 replies
▫ heater connection problem ▫ 10-29-2008 03:16 PM - 1 reply
▫ What to do with this PP OPT? ▫ 10-29-2008 02:24 PM - 1 reply
▫ Question about Bridging ▫ 10-29-2008 10:30 AM - 7 replies
▫ White Fuzzy furry growth..........TV-2C/U ▫ 10-28-2008 11:31 PM - 16 replies
▫ Tweaks for 845 Power amp ▫ 10-28-2008 01:17 PM - 8 replies
▫ the aardvark grows a spud! ▫ 10-28-2008 10:25 AM - 3 replies
▫ WEST output transformers? ▫ 10-28-2008 07:12 AM - 0 replies
▫ Tube Buffer Success! ▫ 10-28-2008 06:39 AM - 40 replies
▫ Lafayette LA-234 Amplifier ▫ 10-28-2008 04:37 AM - 15 replies
▫ filter choke voltage rating ▫ 10-28-2008 12:36 AM - 3 replies
▫ Dealing with Mr. Miller (phono) ▫ 10-27-2008 11:09 PM - 12 replies
▫ Western Electric plant ▫ 10-27-2008 08:52 AM - 8 replies
▫ Pentod PP - too much NFB needed to sound nice? ▫ 10-27-2008 07:50 AM - 45 replies
▫ Lf351 replacement for Curcio Daniel I ▫ 10-27-2008 06:44 AM - 2 replies
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