| Tubes - Showing threads 11801 to 12000 of 12199 available |
▫ my first amp: the PSU ▫ 10-04-2002 02:52 PM - 4 replies
▫ Tube Amp Questions ▫ 10-02-2002 04:25 PM - 3 replies
▫ Check my first design, 6900/2A3 IT ▫ 10-01-2002 11:55 PM - 62 replies
▫ EL84 BIAS - how much ?? ▫ 10-01-2002 03:47 PM - 33 replies
▫ Best 300B SE OPT? ▫ 09-30-2002 07:13 PM - 9 replies
▫ About tube tape recorder heads ▫ 09-28-2002 01:27 PM - 10 replies
▫ KronZilla ▫ 09-28-2002 12:16 PM - 1 reply
▫ hows this for linear? ▫ 09-28-2002 02:55 AM - 6 replies
▫ What do you think of this circuit? ▫ 09-28-2002 12:29 AM - 3 replies
▫ What are the Most helpful tube websites ▫ 09-27-2002 09:09 PM - 8 replies
▫ Je labs 300b DIY project for NG? ▫ 09-26-2002 04:47 AM - 23 replies
▫ Foreplay pre with Solid State amp? Really?! ▫ 09-26-2002 12:16 AM - 1 reply
▫ Feedback wanted on PSU design ▫ 09-25-2002 09:35 PM - 16 replies
▫ Blue glowing tube ▫ 09-24-2002 03:31 AM - 24 replies
▫ I need a schematic. ▫ 09-23-2002 09:07 PM - 2 replies
▫ vt-25 single-ended ▫ 09-21-2002 12:55 PM - 5 replies
▫ Caps...what the... ▫ 09-20-2002 03:37 PM - 16 replies
▫ Is the KEL-84 a good Starting Point? ▫ 09-18-2002 02:17 PM - 16 replies
▫ Modifications for HK Citation II Power Amplifier ▫ 09-18-2002 03:09 AM - 15 replies
▫ What tube to use? ▫ 09-17-2002 11:23 PM - 18 replies
▫ DC Filament power supply ▫ 09-16-2002 11:05 PM - 26 replies
▫ el34 electroharmonix fat bulb break-in? ▫ 09-14-2002 10:56 PM - 3 replies
▫ MQ-100 Project close to completion! ▫ 09-14-2002 10:43 PM - 20 replies
▫ 6N30P for high voltage ▫ 09-14-2002 01:07 AM - 6 replies
▫ Sweet! Just bought two 1950s PA amps, 300B questions ▫ 09-13-2002 08:09 AM - 0 replies
▫ Comments on a preamp design ▫ 09-13-2002 01:16 AM - 9 replies
▫ Phillps Tube Data ▫ 09-12-2002 10:37 PM - 8 replies
▫ my first valve amp ▫ 09-12-2002 02:59 PM - 36 replies
▫ schematic telequipment D 52 ▫ 09-12-2002 01:07 PM - 1 reply
▫ sowter 9050 or Lundahl LL1660 line out transformer? ▫ 09-11-2002 05:33 PM - 8 replies
▫ Can someone explain parafeed & direct coupled & a.c. coupled? ▫ 09-11-2002 05:46 AM - 2 replies
▫ Tube Bias question ▫ 09-09-2002 01:49 PM - 13 replies
▫ Learning PSpice ▫ 09-09-2002 04:55 AM - 1 reply
▫ manley mic pre ▫ 09-08-2002 09:17 AM - 2 replies
▫ GK1 Images ▫ 09-07-2002 11:45 PM - 14 replies
▫ Is this top of bottom view of 12AX7 / 6N30P? ▫ 09-07-2002 06:29 PM - 6 replies
▫ Whatever happend to Svetlana? ▫ 09-07-2002 01:12 AM - 5 replies
▫ R-Core Output Trans from ICL ▫ 09-06-2002 07:59 AM - 9 replies
▫ 26/45 Choice help needed ▫ 09-05-2002 08:11 PM - 1 reply
▫ learning, building and testing tube amp ▫ 09-05-2002 04:56 AM - 103 replies
▫ Where is John Broskie ? ▫ 09-02-2002 07:18 AM - 7 replies
▫ Double push-pull versus single push-pull ▫ 09-01-2002 09:02 PM - 19 replies
▫ Differential SE Amp ▫ 08-31-2002 04:28 AM - 17 replies
▫ Help with homebrew mic preamp please!!! ▫ 08-30-2002 03:58 PM - 6 replies
▫ Chokes.. Importance of and function? ▫ 08-30-2002 02:06 AM - 6 replies
▫ The best of both worlds? ▫ 08-30-2002 12:22 AM - 13 replies
▫ Tango XE Output Iron (merged) ▫ 08-29-2002 11:41 PM - 37 replies
▫ Triode Festival 2002 pictures ▫ 08-29-2002 08:48 PM - 1 reply
▫ Starwars Tubes? ▫ 08-29-2002 01:00 PM - 1 reply
▫ 300B mesh plate, 2,5 Volt Heater ▫ 08-29-2002 07:36 AM - 6 replies
▫ EL84 and EL34 sound ▫ 08-28-2002 06:18 AM - 3 replies
▫ Pcb software for tube designs ▫ 08-28-2002 06:10 AM - 15 replies
▫ 2A3 amp part 1,2,3 (merged) ▫ 08-28-2002 05:13 AM - 27 replies
▫ Heathkit AA-151 for starting my first DIY build??? ▫ 08-27-2002 11:06 PM - 1 reply
▫ Necessary equipment/tools for building ▫ 08-27-2002 04:52 PM - 21 replies
▫ Transcendent T16otl ▫ 08-27-2002 08:10 AM - 0 replies
▫ Gabe's PP EL84 amp kit, anyone? ▫ 08-26-2002 09:52 PM - 0 replies
▫ Russian tubes. ▫ 08-26-2002 09:34 PM - 38 replies
▫ Power Transformers ▫ 08-26-2002 09:16 AM - 6 replies
▫ Using PP output transformers for single ended amp ▫ 08-26-2002 07:36 AM - 4 replies
▫ 6bq5/el84 ▫ 08-25-2002 09:46 AM - 4 replies
▫ distortion in one channel of tube amp ▫ 08-24-2002 07:32 AM - 6 replies
▫ Otl ▫ 08-22-2002 05:39 PM - 383 replies
▫ Discoloration inside a tube? ▫ 08-22-2002 02:41 PM - 4 replies
▫ PEARL audio archives ▫ 08-22-2002 07:32 AM - 4 replies
▫ Vademecum nomenclature ▫ 08-22-2002 05:19 AM - 3 replies
▫ Luxman MQ360 ▫ 08-20-2002 08:31 PM - 4 replies
▫ Paralleling Tubes and SRPP ▫ 08-20-2002 03:36 PM - 15 replies
▫ need amp fast-- found this one, but need schematics ▫ 08-20-2002 03:08 AM - 10 replies
▫ 6922 ▫ 08-19-2002 01:01 PM - 56 replies
▫ Thought I better say hello, ▫ 08-19-2002 07:32 AM - 2 replies
▫ 8 watt, 11MSB8 tube amp ▫ 08-17-2002 05:49 PM - 15 replies
▫ Tube amp design parameters (distortion) ▫ 08-16-2002 04:22 PM - 7 replies
▫ help on power supply issues and more! ▫ 08-15-2002 10:08 PM - 2 replies
▫ EL-84 substitute for 7189A ▫ 08-15-2002 05:18 AM - 6 replies
▫ SE OTL amp - What do you think? ▫ 08-14-2002 06:14 PM - 12 replies
▫ Help with tube preamp for solid-state setup ▫ 08-14-2002 04:40 PM - 1 reply
▫ need help/schematics for a tube amp project ▫ 08-13-2002 03:22 AM - 13 replies
▫ SE with the KR300BXL from KR Enterprice ▫ 08-12-2002 06:07 PM - 4 replies
▫ 60Hz/220V?? ▫ 08-10-2002 11:16 PM - 6 replies
▫ Regulator for Tube Power Amp ▫ 08-09-2002 12:41 PM - 10 replies
▫ Loose glass envelope ▫ 08-09-2002 09:19 AM - 7 replies
▫ Speaker impedances and output transformers ▫ 08-08-2002 11:51 PM - 6 replies
▫ Dyna Pas 3X? ▫ 08-08-2002 11:20 PM - 17 replies
▫ 12b4a ▫ 08-08-2002 05:00 PM - 0 replies
▫ Good Looking Chassis's ▫ 08-08-2002 06:07 AM - 2 replies
▫ Good Looking Chassis's ▫ 08-08-2002 03:00 AM - 2 replies
▫ 12b4a ▫ 08-07-2002 11:40 PM - 50 replies
▫ Speakers for tubeamp? ▫ 08-06-2002 04:52 PM - 5 replies
▫ SRPP question ▫ 08-06-2002 01:23 PM - 3 replies
▫ 5687 push-pull amp ▫ 08-06-2002 04:20 AM - 1 reply
▫ active plate load v.s. constant current... ▫ 08-06-2002 02:41 AM - 3 replies
▫ 300B Push-Pull and PSE ▫ 08-04-2002 05:02 PM - 1 reply
▫ Tube vs solid state amps ▫ 08-04-2002 10:14 AM - 5 replies
▫ mic preamp help ▫ 08-04-2002 05:29 AM - 3 replies
▫ Newbie question on cheap amp kits ▫ 08-04-2002 01:11 AM - 14 replies
▫ Tube Dampers ▫ 08-03-2002 07:12 PM - 36 replies
▫ Opinions: best current production tubes ▫ 08-02-2002 03:42 AM - 4 replies
▫ line operated design. ▫ 08-01-2002 08:07 AM - 9 replies
▫ Romulus ▫ 07-31-2002 06:08 PM - 0 replies
▫ Hello from Italy & First Question :) ▫ 07-31-2002 10:13 AM - 1 reply
▫ Initial experiences with a common mode choke ▫ 07-31-2002 07:47 AM - 7 replies
▫ Cleaning oxidised tube pins. ▫ 07-29-2002 07:00 PM - 18 replies
▫ 6DJ8/ECC88 IEC 10M Master Series ▫ 07-29-2002 05:07 PM - 2 replies
▫ Electrostatic Shields ▫ 07-28-2002 05:02 AM - 5 replies
▫ E = m x c^2 .... Energy = mass x lightspeed squared ▫ 07-25-2002 11:41 PM - 35 replies
▫ Question about Preamps ▫ 07-25-2002 06:31 PM - 20 replies
▫ Tube Amp Help? ▫ 07-25-2002 05:52 PM - 2 replies
▫ Tube subwoofer amp ▫ 07-25-2002 04:20 AM - 6 replies
▫ Tomb Raider ▫ 07-24-2002 12:45 PM - 3 replies
▫ Anyone make a VU with a magic eye ? ▫ 07-24-2002 06:15 AM - 6 replies
▫ Sovtek datasheets... ▫ 07-23-2002 08:24 PM - 5 replies
▫ 300B pepsi challenge ▫ 07-23-2002 01:38 AM - 3 replies
▫ Templetone AM Raidio ?? ▫ 07-21-2002 04:00 AM - 10 replies
▫ Russian EL509 / 6KG6 quality question?? ▫ 07-21-2002 02:24 AM - 11 replies
▫ problems after rebuild ▫ 07-21-2002 01:54 AM - 14 replies
▫ Mesa Boogie DIY! ▫ 07-21-2002 01:38 AM - 15 replies
▫ Tubes and Solid State Overview ▫ 07-19-2002 09:52 PM - 4 replies
▫ does anyone know this amp? ▫ 07-19-2002 12:20 PM - 6 replies
▫ A-open’s new motherboard with vacuum tube preamp ▫ 07-19-2002 04:22 AM - 10 replies
▫ freaky new phonostage ▫ 07-17-2002 02:03 PM - 6 replies
▫ Cathode bypass caps? ▫ 07-17-2002 01:28 AM - 18 replies
▫ 6x5 rectifier substitutes ▫ 07-16-2002 06:57 AM - 8 replies
▫ Found 2000 tubes and gear ▫ 07-15-2002 05:15 PM - 39 replies
▫ Soundcraftsmen 220 ▫ 07-15-2002 09:33 AM - 2 replies
▫ Pops and Hisses from garage sale... ▫ 07-15-2002 02:15 AM - 41 replies
▫ Line Output Transformer needs schema ▫ 07-13-2002 04:53 PM - 8 replies
▫ What happens when tube fails ▫ 07-10-2002 11:38 AM - 2 replies
▫ "Aperture" Preamp Chassis ▫ 07-09-2002 10:18 AM - 3 replies
▫ My DIY amp (some pics) ▫ 07-08-2002 01:24 PM - 8 replies
▫ DIY Hi-fi Stereo Tube Amplifier ▫ 07-07-2002 05:05 AM - 14 replies
▫ Blue Tubes the glow ▫ 07-05-2002 12:14 AM - 34 replies
▫ Fisher 80c - knob missing... ▫ 07-03-2002 03:00 AM - 5 replies
▫ .22uf cap in place of .25uf coupling cap, OK? ▫ 07-03-2002 02:00 AM - 5 replies
▫ Balancing PP output - which? ▫ 06-30-2002 12:58 AM - 15 replies
▫ Bias procedure + Schematics cta 501 ▫ 06-25-2002 04:32 PM - 1 reply
▫ Magnetic Interactions ▫ 06-25-2002 04:20 PM - 5 replies
▫ Looking for Data/Information on E182CC and 6SN7 tubes ▫ 06-25-2002 05:58 AM - 2 replies
▫ ARC Classic 60 circuit ▫ 06-24-2002 09:35 PM - 7 replies
▫ How to make balanced outputs in a pre amplifier ▫ 06-24-2002 03:26 PM - 19 replies
▫ Audio Research Phono Reference ▫ 06-24-2002 08:52 AM - 0 replies
▫ Copland 501 no sound, NEWBIE ▫ 06-21-2002 07:48 PM - 2 replies
▫ looking for a tube - help! ▫ 06-20-2002 02:35 PM - 5 replies
▫ 6H30 vs 5687 vs 12AU7 vs ? ▫ 06-20-2002 12:54 PM - 7 replies
▫ Output transformer makes odd whining noise ▫ 06-19-2002 11:12 PM - 5 replies
▫ 807 pp amp - help ▫ 06-15-2002 05:56 AM - 16 replies
▫ MFA MC Reference ▫ 06-14-2002 05:39 PM - 6 replies
▫ output xformer comparison ▫ 06-13-2002 05:53 PM - 7 replies
▫ Need GU-81m data ▫ 06-13-2002 04:36 PM - 2 replies
▫ Audio Research Ls 2 ▫ 06-13-2002 10:13 AM - 5 replies
▫ Focusing radiated cathode heat back on itself ▫ 06-13-2002 05:17 AM - 3 replies
▫ Audio Research New 12AX7 ▫ 06-11-2002 09:48 AM - 3 replies
▫ Old amp-rebuild or dismantle? ▫ 06-11-2002 05:55 AM - 30 replies
▫ Very old tube-amp! ▫ 06-09-2002 11:23 PM - 8 replies
▫ 6bq5 ▫ 06-08-2002 03:08 AM - 2 replies
▫ Pro's&con's of PCB's ▫ 06-07-2002 09:23 PM - 4 replies
▫ Tubeamp for tube-newbie ▫ 06-07-2002 07:19 PM - 3 replies
▫ Preamp with 6sn7 & 6sl7 SRPP ??? ▫ 06-07-2002 01:49 PM - 4 replies
▫ Any new computer designed tubes? ▫ 06-05-2002 07:09 AM - 2 replies
▫ torroidal x-former suppliers? ▫ 06-04-2002 10:45 PM - 0 replies
▫ torroidal x-former suppliers? ▫ 06-04-2002 10:03 PM - 7 replies
▫ Bridging question ▫ 06-04-2002 08:12 PM - 2 replies
▫ Motherboard w/ integrated tube line stage ▫ 06-04-2002 03:57 PM - 3 replies
▫ Amp idea - your commend pls ▫ 06-04-2002 10:25 AM - 2 replies
▫ 6L6's with low voltage ▫ 06-03-2002 08:16 PM - 2 replies
▫ Jensen Caps!!?? ▫ 06-03-2002 02:52 PM - 4 replies
▫ Class of operation measuring ▫ 06-01-2002 02:25 PM - 0 replies
▫ Consonance Amps. ▫ 05-31-2002 05:44 PM - 3 replies
▫ Class AB vs. Class A ▫ 05-31-2002 04:36 PM - 10 replies
▫ Fisher 800C phase inverter adjustment ▫ 05-30-2002 07:09 PM - 4 replies
▫ VT-229s ▫ 05-29-2002 05:04 AM - 0 replies
▫ Fisher Stereo Separation question. ▫ 05-29-2002 05:01 AM - 1 reply
▫ Inverting mode ? ▫ 05-29-2002 02:13 AM - 0 replies
▫ What tubes are best for preamp? ▫ 05-28-2002 05:08 AM - 7 replies
▫ balanced stereo tube preamp for a recording studio ▫ 05-25-2002 05:21 AM - 12 replies
▫ Line preamp for 2A3 amp ▫ 05-24-2002 04:11 PM - 0 replies
▫ 6C33C/6H6P amp - which one? ▫ 05-23-2002 11:33 PM - 5 replies
▫ EC8020: Where I could buy some samples ? ▫ 05-21-2002 06:48 AM - 1 reply
▫ Hi guys, What tube amp projects are there for around $100 or less? ▫ 05-20-2002 07:17 PM - 4 replies
▫ Low-pass filter and driver stage (...only experts !!!) ▫ 05-20-2002 07:31 AM - 0 replies
▫ looking for ultralinear push-pull project ▫ 05-20-2002 01:31 AM - 20 replies
▫ ..my little ecc82 preamp-project ▫ 05-19-2002 07:25 PM - 5 replies
▫ Magnavox 15wp-p ▫ 05-19-2002 12:35 AM - 2 replies
▫ 6c45 ▫ 05-16-2002 01:58 PM - 5 replies
▫ Jadis ▫ 05-15-2002 04:20 PM - 2 replies
▫ Cathode bypass cap ? ▫ 05-13-2002 06:50 PM - 2 replies
▫ 6c33c Question ▫ 05-13-2002 05:43 AM - 1 reply
▫ Hi guys. i just got some tubes, and im wondering... ▫ 05-12-2002 12:26 AM - 9 replies
▫ 5687 long tail pair ▫ 05-11-2002 03:00 PM - 7 replies
▫ PSU capacitance and Toobe Rectifiers ▫ 05-10-2002 07:19 PM - 3 replies
▫ Isolation of mains xformers from circuit for headamp ▫ 05-10-2002 01:44 PM - 1 reply
▫ Tube buffer ▫ 05-08-2002 07:29 PM - 3 replies
▫ PSU transformer-tappings ▫ 05-08-2002 02:56 PM - 2 replies
▫ Trouble biasing Copland CTA-501 ▫ 05-08-2002 02:53 PM - 4 replies
▫ Where can i find information about diy output transformers? ▫ 05-08-2002 09:59 AM - 9 replies
▫ Input signals and my amp ▫ 05-07-2002 02:44 AM - 6 replies
▫ Looking for a partnering poweramp ▫ 05-06-2002 01:20 PM - 6 replies
▫ Need some help here,please - 3V only amp! ▫ 05-06-2002 12:19 AM - 5 replies
▫ 211 power amp ▫ 05-04-2002 09:43 AM - 6 replies
▫ Hickok 600/605/800 settings? ▫ 05-01-2002 02:17 AM - 1 reply
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