| Tubes - Showing threads 11201 to 11400 of 11693 available |
▫ 64 bits and 3 valves ▫ 12-04-2002 06:39 PM - 4 replies
▫ First time Tube Amp ▫ 12-04-2002 01:25 PM - 13 replies
▫ DHT triode push pull amplifier design ▫ 12-04-2002 11:33 AM - 2 replies
▫ russian 6d22c tube ▫ 12-04-2002 08:39 AM - 8 replies
▫ Convergent Audio Technology SL-1 MK3 SCH ▫ 12-04-2002 07:47 AM - 9 replies
▫ Tubecad is back up and running ▫ 12-03-2002 10:29 PM - 0 replies
▫ change to grid choke? ▫ 12-03-2002 06:32 PM - 2 replies
▫ Modification of an headphone amp to real preamp ▫ 12-03-2002 11:35 AM - 6 replies
▫ The tube x-over DOES work, but.... ▫ 12-02-2002 07:10 PM - 1 reply
▫ Biasing heater supply above ground. ▫ 12-02-2002 06:02 PM - 16 replies
▫ More situation description ▫ 12-02-2002 02:11 PM - 1 reply
▫ 6c9 ?? ▫ 12-02-2002 02:16 AM - 2 replies
▫ help! power supply voltage issue ▫ 12-01-2002 03:11 PM - 15 replies
▫ regulated 5V DC supply ▫ 12-01-2002 06:30 AM - 50 replies
▫ Any suggestions to 6aw8a (GE) application? ▫ 11-30-2002 10:27 PM - 5 replies
▫ EL84 BIAS problem - again.... ▫ 11-28-2002 07:51 PM - 4 replies
▫ Any other sub for KT 88 output tubes? ▫ 11-28-2002 03:14 PM - 13 replies
▫ Philips HF10 amp not working ▫ 11-28-2002 10:36 AM - 3 replies
▫ Model 91 schematic? ▫ 11-27-2002 06:32 PM - 20 replies
▫ Ability of a PP 2A3 amp to drive 90db speakers? ▫ 11-27-2002 01:24 PM - 32 replies
▫ Potting transformers ▫ 11-26-2002 11:35 AM - 7 replies
▫ ECL 82 low power end tube ▫ 11-24-2002 08:12 PM - 84 replies
▫ Can you adapt a computer power supply for the 5v and 6.3 volt needs? ▫ 11-24-2002 12:13 PM - 10 replies
▫ Single-ended: Triodes or pentodes? ▫ 11-24-2002 02:05 AM - 9 replies
▫ A preamp using a number 26 tube? ▫ 11-23-2002 10:19 PM - 42 replies
▫ PSRR For 6SN7 Buffer? ▫ 11-23-2002 09:51 PM - 6 replies
▫ comment on this design, please. ▫ 11-23-2002 08:03 AM - 6 replies
▫ why not E88C ▫ 11-22-2002 10:57 PM - 29 replies
▫ Another Aopen mother board with tubes ▫ 11-21-2002 09:15 PM - 7 replies
▫ 5894 United Electron 1973 ▫ 11-21-2002 07:13 PM - 13 replies
▫ Original Lectron EL34 tubes? ▫ 11-21-2002 02:32 PM - 2 replies
▫ Hybrid tube headphone amp design ▫ 11-21-2002 12:06 PM - 20 replies
▫ Interstage - is it pointless? ▫ 11-20-2002 06:52 PM - 26 replies
▫ Good tube DIY for EL34's? ▫ 11-20-2002 02:51 PM - 39 replies
▫ 8068 ▫ 11-19-2002 12:26 PM - 5 replies
▫ CAT SL-1 Sig MkII ▫ 11-18-2002 10:26 PM - 7 replies
▫ Altec 1570B amps ▫ 11-18-2002 10:25 PM - 3 replies
▫ old power supply tip ▫ 11-18-2002 07:31 PM - 14 replies
▫ The complete 6SN7 preamp ▫ 11-18-2002 06:02 PM - 103 replies
▫ Replacing a driver tube in an existing EL84 SE Amp ▫ 11-18-2002 06:02 PM - 29 replies
▫ Bottlehead Paramour vs Decware Zen Triode? ▫ 11-18-2002 03:58 PM - 8 replies
▫ 6080/6AS7/6H13C/6H5C in SE? ▫ 11-17-2002 08:00 PM - 8 replies
▫ Advantage of Tube Output stage on Preamp? ▫ 11-15-2002 02:56 PM - 11 replies
▫ i want to replace my wima caps in my valve amp is there better out there ▫ 11-15-2002 08:51 AM - 35 replies
▫ power supply for tube preamp ▫ 11-15-2002 01:52 AM - 11 replies
▫ Newbie's 1st Amp, comments please. ▫ 11-14-2002 03:40 AM - 33 replies
▫ 6C33C and GM-70 ▫ 11-13-2002 09:54 PM - 21 replies
▫ Totally baffled ▫ 11-13-2002 05:49 PM - 26 replies
▫ Cathode follower driver stage ▫ 11-13-2002 02:29 PM - 23 replies
▫ ASL Wave amp on the Fritz ▫ 11-12-2002 07:07 AM - 4 replies
▫ Tube Question, what the....? ▫ 11-11-2002 01:56 PM - 15 replies
▫ DIY Tube Preamp ▫ 11-11-2002 12:48 AM - 97 replies
▫ Emperors new clothes and the sound of tubes ▫ 11-11-2002 12:48 AM - 75 replies
▫ EL509/519 -> 6LF6 Adapter ▫ 11-09-2002 04:29 PM - 20 replies
▫ What is this? ▫ 11-08-2002 10:58 AM - 3 replies
▫ Tube rectifiers ▫ 11-05-2002 07:58 AM - 32 replies
▫ Jolida tube amp grounding??? ▫ 11-04-2002 08:02 AM - 4 replies
▫ Biasing Push Pull Triode amp into Class A ▫ 11-03-2002 04:24 PM - 11 replies
▫ Tube compressors/limiters ▫ 11-03-2002 12:44 PM - 5 replies
▫ 7 ch Amp kits? ▫ 10-31-2002 03:56 PM - 10 replies
▫ Can I use 4 pr 65 a for audio amp? ▫ 10-31-2002 04:32 AM - 4 replies
▫ Picture of my first project 300B ▫ 10-30-2002 03:27 PM - 41 replies
▫ Hammond 850Q Interstage? ▫ 10-30-2002 03:06 PM - 10 replies
▫ Need help finding simple part for project ▫ 10-29-2002 07:56 AM - 7 replies
▫ 6SN7 troubles!! Help. ▫ 10-28-2002 01:42 PM - 21 replies
▫ Scott LK-72 kit tube amp ▫ 10-28-2002 01:18 PM - 9 replies
▫ Converting AMPEX PR-10 ▫ 10-27-2002 11:29 PM - 1 reply
▫ Do I have this CCS configured correctly? Tube preamp.. ▫ 10-25-2002 12:37 PM - 59 replies
▫ My current 71a amp ▫ 10-24-2002 06:52 PM - 10 replies
▫ Where to by a tube amp chasis? ▫ 10-23-2002 09:32 PM - 6 replies
▫ JE Labs 300b round 2! layout ▫ 10-23-2002 07:46 PM - 12 replies
▫ OTL Help ▫ 10-23-2002 06:05 AM - 22 replies
▫ Picture of my first tube amp ▫ 10-23-2002 02:07 AM - 15 replies
▫ Your thoughts please ▫ 10-23-2002 01:35 AM - 41 replies
▫ Mcintosh Output Transformers ▫ 10-22-2002 04:07 PM - 42 replies
▫ signal wire ▫ 10-21-2002 08:20 AM - 4 replies
▫ Using 866A Mercury Vapour Rectifiers? ▫ 10-20-2002 04:26 AM - 18 replies
▫ Progress on my JE Labs 300B ▫ 10-20-2002 12:53 AM - 4 replies
▫ Marantz T-1 ▫ 10-17-2002 09:51 AM - 4 replies
▫ Headphone Amp ▫ 10-17-2002 08:00 AM - 13 replies
▫ SE 6c41c/6s41s amp ▫ 10-16-2002 11:43 AM - 20 replies
▫ the unstable sound from tube pre-amp ! ▫ 10-16-2002 07:47 AM - 14 replies
▫ Info on Croft Integrated Amp ▫ 10-15-2002 03:40 AM - 10 replies
▫ My first amp: Grounding ▫ 10-14-2002 12:21 PM - 17 replies
▫ how do I increase the bass in 12B4 pre-amp? ▫ 10-13-2002 10:04 AM - 10 replies
▫ DIY curve tester ▫ 10-13-2002 03:29 AM - 3 replies
▫ Anyone has a copy of the superreg of Allan Wright's design ▫ 10-12-2002 05:48 PM - 54 replies
▫ Is this a C core OPT? ▫ 10-11-2002 03:30 AM - 8 replies
▫ Tube Makers ▫ 10-09-2002 04:06 PM - 4 replies
▫ Je labs 300b round 1 : Ding! Ding! ▫ 10-08-2002 03:06 AM - 9 replies
▫ Can someone help me with DIY hybrid preamp? 2sk170 - 6dj8 - cascode ▫ 10-08-2002 12:56 AM - 1 reply
▫ neophyte - transformer potting ▫ 10-06-2002 10:49 PM - 13 replies
▫ Tube CAD Question ▫ 10-06-2002 03:53 AM - 0 replies
▫ Pioneer TX-5A Tuner ▫ 10-04-2002 08:25 PM - 3 replies
▫ Testing Tubes ▫ 10-04-2002 04:23 PM - 2 replies
▫ my first amp: the PSU ▫ 10-04-2002 01:52 PM - 4 replies
▫ Tube Amp Questions ▫ 10-02-2002 03:25 PM - 3 replies
▫ Check my first design, 6900/2A3 IT ▫ 10-01-2002 10:55 PM - 62 replies
▫ EL84 BIAS - how much ?? ▫ 10-01-2002 02:47 PM - 33 replies
▫ Best 300B SE OPT? ▫ 09-30-2002 06:13 PM - 9 replies
▫ About tube tape recorder heads ▫ 09-28-2002 12:27 PM - 10 replies
▫ KronZilla ▫ 09-28-2002 11:16 AM - 1 reply
▫ hows this for linear? ▫ 09-28-2002 01:55 AM - 6 replies
▫ What do you think of this circuit? ▫ 09-27-2002 11:29 PM - 3 replies
▫ What are the Most helpful tube websites ▫ 09-27-2002 08:09 PM - 8 replies
▫ Je labs 300b DIY project for NG? ▫ 09-26-2002 03:47 AM - 23 replies
▫ Foreplay pre with Solid State amp? Really?! ▫ 09-25-2002 11:16 PM - 1 reply
▫ Feedback wanted on PSU design ▫ 09-25-2002 08:35 PM - 16 replies
▫ Blue glowing tube ▫ 09-24-2002 02:31 AM - 24 replies
▫ I need a schematic. ▫ 09-23-2002 08:07 PM - 2 replies
▫ vt-25 single-ended ▫ 09-21-2002 11:55 AM - 5 replies
▫ Caps...what the... ▫ 09-20-2002 02:37 PM - 16 replies
▫ Is the KEL-84 a good Starting Point? ▫ 09-18-2002 01:17 PM - 16 replies
▫ Modifications for HK Citation II Power Amplifier ▫ 09-18-2002 02:09 AM - 15 replies
▫ What tube to use? ▫ 09-17-2002 10:23 PM - 18 replies
▫ DC Filament power supply ▫ 09-16-2002 10:05 PM - 26 replies
▫ el34 electroharmonix fat bulb break-in? ▫ 09-14-2002 09:56 PM - 3 replies
▫ MQ-100 Project close to completion! ▫ 09-14-2002 09:43 PM - 20 replies
▫ 6N30P for high voltage ▫ 09-14-2002 12:07 AM - 6 replies
▫ Sweet! Just bought two 1950s PA amps, 300B questions ▫ 09-13-2002 07:09 AM - 0 replies
▫ Comments on a preamp design ▫ 09-13-2002 12:16 AM - 9 replies
▫ Phillps Tube Data ▫ 09-12-2002 09:37 PM - 8 replies
▫ my first valve amp ▫ 09-12-2002 01:59 PM - 36 replies
▫ schematic telequipment D 52 ▫ 09-12-2002 12:07 PM - 1 reply
▫ sowter 9050 or Lundahl LL1660 line out transformer? ▫ 09-11-2002 04:33 PM - 8 replies
▫ Can someone explain parafeed & direct coupled & a.c. coupled? ▫ 09-11-2002 04:46 AM - 2 replies
▫ Tube Bias question ▫ 09-09-2002 12:49 PM - 13 replies
▫ Learning PSpice ▫ 09-09-2002 03:55 AM - 1 reply
▫ manley mic pre ▫ 09-08-2002 08:17 AM - 2 replies
▫ GK1 Images ▫ 09-07-2002 10:45 PM - 14 replies
▫ Is this top of bottom view of 12AX7 / 6N30P? ▫ 09-07-2002 05:29 PM - 6 replies
▫ Whatever happend to Svetlana? ▫ 09-07-2002 12:12 AM - 5 replies
▫ R-Core Output Trans from ICL ▫ 09-06-2002 06:59 AM - 9 replies
▫ 26/45 Choice help needed ▫ 09-05-2002 07:11 PM - 1 reply
▫ learning, building and testing tube amp ▫ 09-05-2002 03:56 AM - 103 replies
▫ Where is John Broskie ? ▫ 09-02-2002 06:18 AM - 7 replies
▫ Double push-pull versus single push-pull ▫ 09-01-2002 08:02 PM - 19 replies
▫ Differential SE Amp ▫ 08-31-2002 03:28 AM - 17 replies
▫ Help with homebrew mic preamp please!!! ▫ 08-30-2002 02:58 PM - 6 replies
▫ Chokes.. Importance of and function? ▫ 08-30-2002 01:06 AM - 6 replies
▫ The best of both worlds? ▫ 08-29-2002 11:22 PM - 13 replies
▫ Tango XE Output Iron (merged) ▫ 08-29-2002 10:41 PM - 37 replies
▫ Triode Festival 2002 pictures ▫ 08-29-2002 07:48 PM - 1 reply
▫ Starwars Tubes? ▫ 08-29-2002 12:00 PM - 1 reply
▫ 300B mesh plate, 2,5 Volt Heater ▫ 08-29-2002 06:36 AM - 6 replies
▫ EL84 and EL34 sound ▫ 08-28-2002 05:18 AM - 3 replies
▫ Pcb software for tube designs ▫ 08-28-2002 05:10 AM - 15 replies
▫ 2A3 amp part 1,2,3 (merged) ▫ 08-28-2002 04:13 AM - 27 replies
▫ Heathkit AA-151 for starting my first DIY build??? ▫ 08-27-2002 10:06 PM - 1 reply
▫ Necessary equipment/tools for building ▫ 08-27-2002 03:52 PM - 21 replies
▫ Transcendent T16otl ▫ 08-27-2002 07:10 AM - 0 replies
▫ Gabe's PP EL84 amp kit, anyone? ▫ 08-26-2002 08:52 PM - 0 replies
▫ Russian tubes. ▫ 08-26-2002 08:34 PM - 38 replies
▫ Power Transformers ▫ 08-26-2002 08:16 AM - 6 replies
▫ Using PP output transformers for single ended amp ▫ 08-26-2002 06:36 AM - 4 replies
▫ 6bq5/el84 ▫ 08-25-2002 08:46 AM - 4 replies
▫ distortion in one channel of tube amp ▫ 08-24-2002 06:32 AM - 6 replies
▫ Otl ▫ 08-22-2002 04:39 PM - 383 replies
▫ Discoloration inside a tube? ▫ 08-22-2002 01:41 PM - 4 replies
▫ PEARL audio archives ▫ 08-22-2002 06:32 AM - 4 replies
▫ Vademecum nomenclature ▫ 08-22-2002 04:19 AM - 3 replies
▫ Luxman MQ360 ▫ 08-20-2002 07:31 PM - 4 replies
▫ Paralleling Tubes and SRPP ▫ 08-20-2002 02:36 PM - 15 replies
▫ need amp fast-- found this one, but need schematics ▫ 08-20-2002 02:08 AM - 10 replies
▫ 6922 ▫ 08-19-2002 12:01 PM - 56 replies
▫ Thought I better say hello, ▫ 08-19-2002 06:32 AM - 2 replies
▫ 8 watt, 11MSB8 tube amp ▫ 08-17-2002 04:49 PM - 15 replies
▫ Tube amp design parameters (distortion) ▫ 08-16-2002 03:22 PM - 7 replies
▫ help on power supply issues and more! ▫ 08-15-2002 09:08 PM - 2 replies
▫ EL-84 substitute for 7189A ▫ 08-15-2002 04:18 AM - 6 replies
▫ SE OTL amp - What do you think? ▫ 08-14-2002 05:14 PM - 12 replies
▫ Help with tube preamp for solid-state setup ▫ 08-14-2002 03:40 PM - 1 reply
▫ need help/schematics for a tube amp project ▫ 08-13-2002 02:22 AM - 13 replies
▫ SE with the KR300BXL from KR Enterprice ▫ 08-12-2002 05:07 PM - 4 replies
▫ 60Hz/220V?? ▫ 08-10-2002 10:16 PM - 6 replies
▫ Regulator for Tube Power Amp ▫ 08-09-2002 11:41 AM - 10 replies
▫ Loose glass envelope ▫ 08-09-2002 08:19 AM - 7 replies
▫ Speaker impedances and output transformers ▫ 08-08-2002 10:51 PM - 6 replies
▫ Dyna Pas 3X? ▫ 08-08-2002 10:20 PM - 17 replies
▫ 12b4a ▫ 08-08-2002 04:00 PM - 0 replies
▫ Good Looking Chassis's ▫ 08-08-2002 05:07 AM - 2 replies
▫ Good Looking Chassis's ▫ 08-08-2002 02:00 AM - 2 replies
▫ 12b4a ▫ 08-07-2002 10:40 PM - 50 replies
▫ Speakers for tubeamp? ▫ 08-06-2002 03:52 PM - 5 replies
▫ SRPP question ▫ 08-06-2002 12:23 PM - 3 replies
▫ 5687 push-pull amp ▫ 08-06-2002 03:20 AM - 1 reply
▫ active plate load v.s. constant current... ▫ 08-06-2002 01:41 AM - 3 replies
▫ 300B Push-Pull and PSE ▫ 08-04-2002 04:02 PM - 1 reply
▫ Tube vs solid state amps ▫ 08-04-2002 09:14 AM - 5 replies
▫ mic preamp help ▫ 08-04-2002 04:29 AM - 3 replies
▫ Newbie question on cheap amp kits ▫ 08-04-2002 12:11 AM - 14 replies
▫ Tube Dampers ▫ 08-03-2002 06:12 PM - 36 replies
▫ Opinions: best current production tubes ▫ 08-02-2002 02:42 AM - 4 replies
▫ line operated design. ▫ 08-01-2002 07:07 AM - 9 replies
▫ Romulus ▫ 07-31-2002 05:08 PM - 0 replies
▫ Hello from Italy & First Question :) ▫ 07-31-2002 09:13 AM - 1 reply
▫ Initial experiences with a common mode choke ▫ 07-31-2002 06:47 AM - 7 replies
▫ Cleaning oxidised tube pins. ▫ 07-29-2002 06:00 PM - 18 replies
▫ 6DJ8/ECC88 IEC 10M Master Series ▫ 07-29-2002 04:07 PM - 2 replies
▫ Electrostatic Shields ▫ 07-28-2002 04:02 AM - 5 replies
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