diyAudio Forums Archive > Top > Amplifiers > Tubes Pages: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 [56] 57 58 59  Tubes - Showing threads 11001 to 11200 of 11697 available ▫ Balancing output tubes by changing heater voltage. ▫ 02-10-2003 12:45 AM - 8 replies ▫ Push Pull Output Stage Question ▫ 02-09-2003 12:29 PM - 4 replies ▫ auto bias on a Quicksilver KT-88 amp ▫ 02-08-2003 11:28 PM - 4 replies ▫ SEPP for philips 800 ohm loudspeaker ▫ 02-08-2003 09:07 PM - 3 replies ▫ anyone tried 12HG7 as a driver ? ▫ 02-08-2003 05:47 PM - 5 replies ▫ Old tube amp ▫ 02-08-2003 03:32 PM - 18 replies ▫ Testing paper-in-oil capacitors ▫ 02-08-2003 02:45 PM - 1 reply ▫ need ´´quiet´´filament supply for 26 ▫ 02-08-2003 12:58 PM - 1 reply ▫ New Guy w/my Foreplay ▫ 02-07-2003 04:34 PM - 38 replies ▫ Spice models for circuitmaker ▫ 02-07-2003 04:07 PM - 5 replies ▫ I need the Schematic of Audio Research ph3 ▫ 02-07-2003 11:37 AM - 12 replies ▫ Audio Research SP9 guilty of screeching sounds! ▫ 02-06-2003 10:47 PM - 3 replies ▫ Humm ▫ 02-06-2003 06:59 PM - 4 replies ▫ Technics variation of Futterman SEPP. ▫ 02-06-2003 12:38 PM - 31 replies ▫ How low should PSU ripple voltage be in a preamp? ▫ 02-06-2003 08:33 AM - 5 replies ▫ Tube tester ▫ 02-05-2003 10:08 PM - 6 replies ▫ 6dn7 ▫ 02-04-2003 10:16 PM - 7 replies ▫ Power supply Schematic Counterpoint SA -3000 Help! ▫ 02-04-2003 10:41 AM - 2 replies ▫ counterpoint sa-7(volume pot value) ▫ 02-04-2003 06:22 AM - 39 replies ▫ Tube amp equivalent to LDC? ▫ 02-04-2003 04:49 AM - 1 reply ▫ Pics of Foreplay Preamp ▫ 02-04-2003 02:22 AM - 16 replies ▫ Old Valco Amp Tube Problem ▫ 02-04-2003 02:07 AM - 2 replies ▫ Tube mixer design ▫ 02-03-2003 08:45 PM - 2 replies ▫ Battery bias? ▫ 02-03-2003 08:19 AM - 53 replies ▫ Phono amp for a beginner ▫ 02-02-2003 05:10 PM - 14 replies ▫ Low voltage Tube Schematic ▫ 02-02-2003 02:18 PM - 14 replies ▫ Audio Research MCP 33 ▫ 02-02-2003 08:45 AM - 12 replies ▫ 6h30 dac output circuit wanted..anyone? ▫ 02-01-2003 08:21 PM - 19 replies ▫ 5Y3GT Question. ▫ 02-01-2003 09:49 AM - 3 replies ▫ Sovtek 6C45pi-E bias ▫ 01-31-2003 10:34 PM - 93 replies ▫ Cunningham/Radiotron RCA 58 ▫ 01-31-2003 10:34 PM - 2 replies ▫ no connections at all! ▫ 01-31-2003 05:32 PM - 0 replies ▫ Thorsten's Chokeless Monkey 2a3 ▫ 01-31-2003 05:29 AM - 16 replies ▫ No grid connection ▫ 01-30-2003 01:39 AM - 64 replies ▫ grid chokes ▫ 01-29-2003 08:50 PM - 9 replies ▫ Oh yeah, 7KY6 ▫ 01-29-2003 04:47 PM - 4 replies ▫ Time to rock your world. ▫ 01-29-2003 02:17 PM - 31 replies ▫ Best way to connect 300B cathode ▫ 01-29-2003 11:59 AM - 12 replies ▫ #26 lineamp vers a 5687 which is best? ▫ 01-29-2003 11:15 AM - 14 replies ▫ Alu-foil electrostatic shield ▫ 01-29-2003 09:31 AM - 4 replies ▫ 6DJ8 cathode heater voltage question. ▫ 01-29-2003 01:55 AM - 13 replies ▫ All Tube Ccs. ▫ 01-29-2003 12:45 AM - 13 replies ▫ Slew Rate Limiting... continued. ▫ 01-28-2003 08:32 PM - 31 replies ▫ DC variacs? ▫ 01-28-2003 08:24 PM - 19 replies ▫ HV Valve Shunt reg. ▫ 01-28-2003 03:46 PM - 14 replies ▫ toroid Transformer as output Transformer for tube preamp? ▫ 01-28-2003 03:20 PM - 15 replies ▫ PP-1c as Ultralinear ▫ 01-28-2003 03:31 AM - 1 reply ▫ Hi/Review Design ▫ 01-27-2003 02:06 PM - 37 replies ▫ Help with a circuit ▫ 01-26-2003 03:36 PM - 9 replies ▫ My 6SL7, 2A3 SE design ▫ 01-26-2003 09:09 AM - 73 replies ▫ jack probs ▫ 01-25-2003 11:48 PM - 7 replies ▫ 6SN7 tubes ▫ 01-25-2003 03:56 PM - 1 reply ▫ 3 Electrode gas regulators ▫ 01-25-2003 12:18 PM - 5 replies ▫ Mod to an old radio ▫ 01-24-2003 06:11 PM - 12 replies ▫ 813 valves ▫ 01-23-2003 05:58 PM - 36 replies ▫ Acro TO-300 output transformer ▫ 01-23-2003 12:36 PM - 1 reply ▫ Anyone have a picture of the Silver Seven? ▫ 01-23-2003 02:41 AM - 7 replies ▫ good sound with cheapo chokes ▫ 01-22-2003 04:56 PM - 68 replies ▫ Gary P's Pre ▫ 01-22-2003 04:56 PM - 35 replies ▫ Questions about a choke ▫ 01-22-2003 04:28 AM - 10 replies ▫ max DC-current for an unknown PS- Choke? ▫ 01-21-2003 11:09 AM - 5 replies ▫ Availability of 6C33C tubes? I need some for OTL amps ▫ 01-21-2003 01:33 AM - 39 replies ▫ 7805 regulated 5V supply ▫ 01-20-2003 02:01 PM - 3 replies ▫ Setting Pentode Screen Grid Voltage ▫ 01-19-2003 08:34 PM - 1 reply ▫ More 6158/13D3 ▫ 01-19-2003 02:39 PM - 68 replies ▫ Best PSU. ▫ 01-19-2003 12:18 AM - 166 replies ▫ Low power tube amp for headphones ▫ 01-18-2003 06:18 PM - 112 replies ▫ Basic question on 6922 ▫ 01-18-2003 09:58 AM - 3 replies ▫ LM317 current regulator ▫ 01-17-2003 08:53 AM - 22 replies ▫ DHT Triode Amp Project ▫ 01-16-2003 11:55 PM - 17 replies ▫ tube preamp for Zen? ▫ 01-16-2003 10:28 PM - 19 replies ▫ online tube equivalent chart ▫ 01-16-2003 08:52 PM - 3 replies ▫ Help!! Right Channel Freq distorted. ▫ 01-16-2003 11:31 AM - 3 replies ▫ first design by me! need feedback ▫ 01-16-2003 04:44 AM - 40 replies ▫ ECL86 preamp? ▫ 01-15-2003 09:28 AM - 23 replies ▫ Regulator/Choke/Cap ▫ 01-15-2003 04:44 AM - 8 replies ▫ Request for valve pics... ▫ 01-14-2003 07:34 PM - 42 replies ▫ SS PSU without choke ▫ 01-14-2003 09:00 AM - 29 replies ▫ Double EL84 Push-Pull supply ▫ 01-14-2003 04:33 AM - 44 replies ▫ 12AU7 vs 12BH7 vs 6CG7 ▫ 01-14-2003 12:50 AM - 34 replies ▫ What should i look for ▫ 01-13-2003 08:57 PM - 8 replies ▫ Quicksilver Tranny Question ▫ 01-13-2003 08:25 PM - 4 replies ▫ Using my O-scope on Tube amp ▫ 01-13-2003 07:45 PM - 58 replies ▫ Solid State DC filament supply ▫ 01-13-2003 07:33 PM - 35 replies ▫ hybrid common cathode amplifier? ▫ 01-13-2003 06:46 PM - 19 replies ▫ St-70 ▫ 01-13-2003 06:41 PM - 1 reply ▫ Best 300B project ▫ 01-13-2003 02:01 PM - 65 replies ▫ modifications to compact EL84 amp ▫ 01-13-2003 04:36 AM - 25 replies ▫ I need a few good (tube) men ▫ 01-10-2003 09:49 PM - 0 replies ▫ can i substitute 12ax7 for 12ax7a ▫ 01-10-2003 07:38 PM - 7 replies ▫ Kailin CMPDH300 Tube Power Amplifier ▫ 01-10-2003 01:28 PM - 66 replies ▫ Opinions and ideas on my new amp ▫ 01-10-2003 08:09 AM - 7 replies ▫ Some trouble reading schematics ▫ 01-10-2003 12:25 AM - 55 replies ▫ 6C33C-B Valve Preamplifier ▫ 01-09-2003 11:16 PM - 10 replies ▫ Filament wiring question ▫ 01-09-2003 07:21 PM - 23 replies ▫ What to do with these tubes? ▫ 01-09-2003 01:56 PM - 35 replies ▫ OTL, continued... ▫ 01-08-2003 05:33 PM - 109 replies ▫ Gas tube cathode load? ▫ 01-08-2003 03:26 PM - 4 replies ▫ I really would like your help on my 300B project ▫ 01-08-2003 02:55 PM - 165 replies ▫ How to cut holes for tubes ▫ 01-08-2003 12:31 PM - 23 replies ▫ Push Pull DHT triode ▫ 01-08-2003 11:28 AM - 14 replies ▫ Building tube stage with PCB, why? ▫ 01-07-2003 05:46 PM - 62 replies ▫ What language is this web page on? ▫ 01-07-2003 12:38 PM - 8 replies ▫ WE308B Production ▫ 01-07-2003 09:01 AM - 2 replies ▫ RCA Tube Factory Tour ▫ 01-07-2003 01:34 AM - 3 replies ▫ Ultralinear vs SE ▫ 01-06-2003 08:47 PM - 46 replies ▫ suparatek syrah ▫ 01-06-2003 07:57 PM - 7 replies ▫ triode => I.T. =>el84 good idea ? ▫ 01-06-2003 06:07 PM - 9 replies ▫ EL34 based amp... Eico HF-87 maybe? ▫ 01-05-2003 06:23 PM - 114 replies ▫ schematics from pre-amp stage to implement in cd-player with E88CC in stead of OPAMPS ▫ 01-05-2003 04:05 PM - 4 replies ▫ Parallel PP EL84 and ouput transformer question ▫ 01-04-2003 07:24 PM - 7 replies ▫ OTL Headphone amplifier ▫ 01-04-2003 04:40 PM - 10 replies ▫ Question about transformer positioning. ▫ 01-04-2003 04:18 PM - 30 replies ▫ JE Labs 300b round 5. MUSIC!! MUSIC!! ▫ 01-04-2003 05:24 AM - 14 replies ▫ Need help with caps for my 1960 fisher ▫ 01-04-2003 12:13 AM - 7 replies ▫ Lundahl vs. One Electron ▫ 01-03-2003 08:50 PM - 23 replies ▫ Push pull dht triode with diode bias ▫ 01-03-2003 11:47 AM - 24 replies ▫ My next project (maybe). ▫ 01-03-2003 05:26 AM - 5 replies ▫ arc ls 5 sch ▫ 01-03-2003 01:56 AM - 28 replies ▫ I'm so glad I found this place! ▫ 01-02-2003 07:42 PM - 2 replies ▫ What does coupling mean? ▫ 01-02-2003 05:59 PM - 53 replies ▫ GU-19-1 Russian tube ▫ 01-02-2003 10:54 AM - 8 replies ▫ Power Amplifier Sensitivity ▫ 01-01-2003 02:00 AM - 13 replies ▫ The Bias Forum ▫ 12-31-2002 07:14 PM - 59 replies ▫ RCA LMI-32219 amp ▫ 12-31-2002 12:24 PM - 4 replies ▫ Solid state guy found some tubes... ▫ 12-30-2002 11:11 PM - 9 replies ▫ Simple Plans for Newbies... ▫ 12-30-2002 04:45 PM - 31 replies ▫ Tentative EL84 SE Design. ▫ 12-30-2002 02:26 PM - 84 replies ▫ bridge mono tube amp ▫ 12-30-2002 05:27 AM - 27 replies ▫ next project ▫ 12-29-2002 10:58 PM - 17 replies ▫ A wiring question. ▫ 12-29-2002 12:49 PM - 4 replies ▫ Several reports of Black Gates failing ▫ 12-29-2002 08:06 AM - 41 replies ▫ How to get good Fuzz from a Guitar-amp project. ▫ 12-28-2002 11:29 PM - 22 replies ▫ Is PSE is a poor relation? ▫ 12-28-2002 10:33 PM - 5 replies ▫ Current requirements of 6SN7 and 5692 tubes ▫ 12-28-2002 12:41 PM - 2 replies ▫ S5 Amp kit Power supply for UK ▫ 12-28-2002 12:12 PM - 12 replies ▫ Diy Ankoru Help ▫ 12-27-2002 05:17 PM - 25 replies ▫ My 300b SE amp ▫ 12-27-2002 02:19 PM - 2 replies ▫ ecl86&ecc85 scheme ▫ 12-27-2002 11:25 AM - 7 replies ▫ 5687 filament question ▫ 12-27-2002 10:31 AM - 47 replies ▫ EL34 Blue GLow ▫ 12-26-2002 11:49 PM - 1 reply ▫ 811a Class A2 ▫ 12-26-2002 10:12 AM - 62 replies ▫ 6SN7 - SuperPreamp AE-3 - what is ▫ 12-26-2002 08:34 AM - 21 replies ▫ Building 8x2 tube line mixer ▫ 12-26-2002 02:41 AM - 1 reply ▫ Building 8x2 tube line mixer ▫ 12-26-2002 02:32 AM - 0 replies ▫ tube amp ▫ 12-25-2002 02:52 AM - 19 replies ▫ The sound of chassis? ▫ 12-23-2002 08:05 PM - 156 replies ▫ tube x-over noise redux ▫ 12-23-2002 07:11 PM - 3 replies ▫ JE Labs 300b round 4. Wiring, HELP!!! ▫ 12-23-2002 03:18 AM - 49 replies ▫ simple, cheap, great sounding tube amp? ▫ 12-21-2002 11:43 PM - 8 replies ▫ dist on clean tone ▫ 12-21-2002 06:29 PM - 5 replies ▫ mic preamp DIY online ▫ 12-21-2002 12:37 PM - 8 replies ▫ JE Labs 300b round 3. Chassis are Done ▫ 12-20-2002 11:51 PM - 17 replies ▫ Question about using RCA jacks. ▫ 12-20-2002 07:20 PM - 28 replies ▫ Tube Test Power Supply ▫ 12-19-2002 07:50 PM - 1 reply ▫ #19 biased class A ▫ 12-19-2002 06:52 PM - 33 replies ▫ Damping factor? High or low? ▫ 12-19-2002 02:43 PM - 47 replies ▫ This is incredible!--An audio epiphany!! ▫ 12-19-2002 03:01 AM - 52 replies ▫ Triode sound in my car :-) -> How to? ▫ 12-18-2002 08:17 PM - 20 replies ▫ Adding Treb and Bass adjustment?! ▫ 12-17-2002 10:25 PM - 52 replies ▫ Steve Bench cap "tests" ▫ 12-17-2002 03:38 PM - 86 replies ▫ Time Delay Relay Tubes ▫ 12-17-2002 02:57 AM - 8 replies ▫ My Setup and skillset ▫ 12-17-2002 02:16 AM - 0 replies ▫ High dollar power cords ...Myth or magic ▫ 12-17-2002 01:19 AM - 11 replies ▫ Completely new to building amplifiers ▫ 12-17-2002 12:11 AM - 66 replies ▫ Solid or stranded wire for hookup? ▫ 12-16-2002 05:58 PM - 20 replies ▫ The sound of parts ▫ 12-16-2002 04:36 PM - 168 replies ▫ Anyone play with Glow Tubes? ▫ 12-16-2002 01:34 AM - 6 replies ▫ basic e88cc line stage ? ▫ 12-15-2002 10:16 PM - 126 replies ▫ DIY Preamp for Transcendent 150w ▫ 12-15-2002 04:12 AM - 2 replies ▫ Need help with circuit operation. Please. ▫ 12-14-2002 10:58 PM - 7 replies ▫ Which amp for Jordan JX92S Tline ? ▫ 12-14-2002 05:54 PM - 24 replies ▫ Toroid OPTs ▫ 12-14-2002 01:35 PM - 26 replies ▫ Choke Snubber ▫ 12-13-2002 09:17 PM - 12 replies ▫ I met unreasonable unbalanced status!! ▫ 12-13-2002 12:21 PM - 1 reply ▫ schematics for a EL509/ EL519 PP amp needed ▫ 12-13-2002 04:28 AM - 15 replies ▫ Want Tubes - Check this out!!!! ▫ 12-13-2002 02:52 AM - 10 replies ▫ NFB volume control ▫ 12-12-2002 08:58 PM - 5 replies ▫ Tube amp for my Speakers ▫ 12-12-2002 05:21 AM - 11 replies ▫ Quicksilver KT88 mono 60watt amp schematic ▫ 12-11-2002 11:54 AM - 105 replies ▫ Help needed for Marantz 7 clone ▫ 12-11-2002 02:10 AM - 5 replies ▫ SE amp with EL509/6KG6A (help) ▫ 12-10-2002 07:35 PM - 1 reply ▫ a 71A monoblock ▫ 12-10-2002 07:12 PM - 30 replies ▫ DIY and SONY SUPER GRAPHICS ▫ 12-10-2002 10:18 AM - 0 replies ▫ Tube preamp similar to Foreplay ▫ 12-10-2002 05:57 AM - 6 replies ▫ Bass Guitar Tube Amp ▫ 12-10-2002 01:32 AM - 17 replies ▫ Using common mode chokes in filament supply. ▫ 12-09-2002 02:01 PM - 8 replies ▫ Very early tube opamp - Philbrick ▫ 12-09-2002 12:48 PM - 0 replies ▫ JE Labs 300b round 2 1/2 Copper Plates ▫ 12-09-2002 12:13 AM - 18 replies ▫ AC filament supply tweaks? ▫ 12-08-2002 06:42 PM - 4 replies ▫ LL1663 -> 4,6K instead of 5K? ▫ 12-08-2002 12:12 PM - 1 reply ▫ tantalum ▫ 12-08-2002 11:51 AM - 0 replies ▫ SE Tube Preamp circuit using 6922/6dj8 at low voltage(24volt) needed! anyone? ▫ 12-08-2002 07:30 AM - 6 replies ▫ Using a Preamp and no central amp. ▫ 12-08-2002 12:54 AM - 2 replies ▫ Metal film resistors or carbon film in a tube amp? ▫ 12-07-2002 10:39 PM - 220 replies ▫ Audion Sliver Knight Circuit Diagram ▫ 12-06-2002 05:02 PM - 3 replies ▫ WE91 ps caps ▫ 12-06-2002 04:47 PM - 5 replies ▫ Schematic help ▫ 12-06-2002 11:43 AM - 3 replies ▫ TUBE AMP Kenwood KW-40?? ▫ 12-05-2002 05:46 PM - 0 replies ▫ screened cable and shielded E88CC ▫ 12-05-2002 12:34 PM - 2 replies

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