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 8801 to 9000 of 11696 available ▫ 2A3 SET Output Transformer opinions/recommendations ▫ 09-27-2004 06:19 AM - 24 replies ▫ My 6C45 DC 6C41, advice wanted ▫ 09-27-2004 03:17 AM - 20 replies ▫ DIY valve ▫ 09-26-2004 11:17 PM - 16 replies ▫ A good SE project? ▫ 09-26-2004 10:59 PM - 8 replies ▫ who will build me this special "line tubeamp" ▫ 09-26-2004 12:55 PM - 2 replies ▫ PI filters ▫ 09-26-2004 04:16 AM - 3 replies ▫ Designing a simple dc filament supply? ▫ 09-26-2004 02:43 AM - 5 replies ▫ Rogers Cadett amp ▫ 09-26-2004 01:29 AM - 1 reply ▫ HI & a few words/questions ... ▫ 09-25-2004 08:54 PM - 4 replies ▫ 6d22s ▫ 09-25-2004 12:07 PM - 4 replies ▫ eBay ▫ 09-25-2004 04:19 AM - 2 replies ▫ Chassis layout for Stereo JE Labs 300BDX ▫ 09-25-2004 03:00 AM - 10 replies ▫ Output transformer help ▫ 09-24-2004 01:39 PM - 0 replies ▫ CAD Program for Tubes ▫ 09-24-2004 11:02 AM - 6 replies ▫ 801A/816 tubes wanted ▫ 09-24-2004 12:06 AM - 1 reply ▫ This little thing might save your life! ▫ 09-23-2004 07:19 AM - 6 replies ▫ What happens if I loose the cathode bias? ▫ 09-23-2004 06:53 AM - 4 replies ▫ beginners ecl82 power supply ▫ 09-23-2004 05:48 AM - 15 replies ▫ 2MHz, High voltage source? ▫ 09-22-2004 02:47 PM - 21 replies ▫ beginner's ecl82 ▫ 09-22-2004 07:32 AM - 28 replies ▫ Handmade Electronics Metal Punches? ▫ 09-22-2004 02:54 AM - 0 replies ▫ EL34 types ▫ 09-21-2004 10:16 PM - 2 replies ▫ Spice Model 6CW4 ▫ 09-21-2004 04:19 PM - 6 replies ▫ El/pl 519 ▫ 09-21-2004 11:15 AM - 3 replies ▫ Euridice symetric to Amp? ▫ 09-21-2004 05:50 AM - 0 replies ▫ use of 6dj8 as driver on a direct coupled 2a3 se amp ▫ 09-21-2004 03:10 AM - 2 replies ▫ Western Electric 275A Schematic ▫ 09-21-2004 02:29 AM - 0 replies ▫ Where to source 833 power tube ▫ 09-21-2004 01:32 AM - 19 replies ▫ capacitor reactance ▫ 09-20-2004 12:29 PM - 3 replies ▫ Overvoltaging resistors ▫ 09-20-2004 06:18 AM - 38 replies ▫ EL84 Push Pull amp. ▫ 09-19-2004 10:23 AM - 8 replies ▫ Power supply load capacity ▫ 09-19-2004 02:07 AM - 2 replies ▫ Tube preamp problem ▫ 09-18-2004 12:05 PM - 20 replies ▫ E88C (6DL4/ 8255), any circuit for it? ▫ 09-18-2004 10:36 AM - 3 replies ▫ Is there a name for this drive method? ▫ 09-17-2004 10:06 PM - 5 replies ▫ 6BM8 Question ▫ 09-17-2004 08:02 PM - 10 replies ▫ Tube mic preamp/mixer ▫ 09-17-2004 07:04 PM - 31 replies ▫ Please cast your votes..or make a suggestion or 2 ▫ 09-17-2004 06:56 PM - 19 replies ▫ RIAA in LTspice ▫ 09-17-2004 02:47 PM - 2 replies ▫ Parallel ECC82 comment please ▫ 09-17-2004 02:41 PM - 8 replies ▫ A push-pull amp i can live with ▫ 09-16-2004 10:15 PM - 6 replies ▫ Sub-miniature russian amp help ▫ 09-16-2004 04:56 PM - 0 replies ▫ Tube Optical-Isolation Unit ▫ 09-16-2004 04:24 PM - 5 replies ▫ MKP in the Powersupply. ▫ 09-16-2004 03:34 PM - 42 replies ▫ 6SN7-GTB Globe (Chinese) ▫ 09-15-2004 11:22 PM - 6 replies ▫ 12BH7 Specs ▫ 09-15-2004 07:13 PM - 2 replies ▫ Is this worth my time? ▫ 09-15-2004 06:51 PM - 11 replies ▫ choke value ▫ 09-15-2004 10:28 AM - 8 replies ▫ ipod + tubes ▫ 09-15-2004 06:45 AM - 0 replies ▫ Leak tl/25+ OPT selection ▫ 09-15-2004 03:18 AM - 12 replies ▫ Gabevee's Maggie (MAG1515) ▫ 09-14-2004 05:12 PM - 2 replies ▫ Can partial feedback be as effective as global fb for decent damping factor? ▫ 09-14-2004 07:55 AM - 43 replies ▫ Which trans wire is which? ▫ 09-14-2004 03:12 AM - 18 replies ▫ What's wrong with this tube? ▫ 09-13-2004 11:45 PM - 11 replies ▫ F: great sound control with ECC82 ▫ 09-13-2004 10:05 PM - 0 replies ▫ 30W UL 6L6P-P amp ▫ 09-13-2004 08:49 PM - 50 replies ▫ 300B stereo SE amp and PP2A3 monoblocks ▫ 09-12-2004 10:06 PM - 27 replies ▫ 6S45P matching ▫ 09-12-2004 05:22 PM - 7 replies ▫ Inductors made for crossover in an amp? ▫ 09-12-2004 12:43 PM - 13 replies ▫ PX4 or AVO44 or AV044 based SETA ▫ 09-11-2004 08:51 PM - 1 reply ▫ power conditioning ▫ 09-11-2004 07:46 AM - 39 replies ▫ Microphone preamp with compressor ▫ 09-11-2004 04:04 AM - 24 replies ▫ Current production rectifiers ▫ 09-10-2004 01:43 AM - 6 replies ▫ mu stage help... ▫ 09-09-2004 04:29 PM - 4 replies ▫ Non-Polar caps to cathode bypass ▫ 09-09-2004 06:11 AM - 4 replies ▫ 5u4 / solid state switchable supply ▫ 09-09-2004 04:44 AM - 1 reply ▫ 12AX7 sound ... going with the trend ▫ 09-09-2004 03:35 AM - 24 replies ▫ 6L6 PP Design Recommendations? ▫ 09-08-2004 11:20 PM - 13 replies ▫ EL 34 30W ultra linear ▫ 09-08-2004 10:34 AM - 70 replies ▫ Convert Audion Silver Knight PP monos ▫ 09-08-2004 07:45 AM - 6 replies ▫ Too much gain ▫ 09-08-2004 05:23 AM - 21 replies ▫ The long lost linear gain stage ▫ 09-08-2004 03:36 AM - 43 replies ▫ Philco power tranny diagram/5u4 supply ▫ 09-07-2004 11:08 PM - 0 replies ▫ Kt88 Se ▫ 09-07-2004 04:06 PM - 9 replies ▫ supersize me, please. (powersupply) ▫ 09-07-2004 07:04 AM - 5 replies ▫ Seeking advice on "Circlotron" cross-coupled feedback OTL design ▫ 09-06-2004 03:06 AM - 2 replies ▫ Best 6CA7? ▫ 09-04-2004 08:18 PM - 4 replies ▫ ECC99 line preamp ▫ 09-04-2004 01:07 AM - 38 replies ▫ coupling caps??? ▫ 09-03-2004 03:16 PM - 14 replies ▫ variable regulated negitive grid supply ▫ 09-03-2004 12:32 PM - 6 replies ▫ hum loop advice ▫ 09-03-2004 11:46 AM - 4 replies ▫ Against all odds... ▫ 09-03-2004 11:28 AM - 6 replies ▫ 6as7 se amp ▫ 09-02-2004 06:09 PM - 4 replies ▫ Help .. tube amplifier .. 1st ! ▫ 09-02-2004 06:09 PM - 10 replies ▫ winding a toroidal pp output ▫ 09-02-2004 06:33 AM - 21 replies ▫ solid state Vs Tube Rectification ▫ 09-02-2004 05:50 AM - 3 replies ▫ Cryoed Tubes...what To Expect? ▫ 09-01-2004 10:06 PM - 10 replies ▫ I'm looking for 6H13C tubes ▫ 09-01-2004 09:53 PM - 2 replies ▫ Which ST-70 ? ▫ 09-01-2004 03:01 PM - 21 replies ▫ Some questions about Van Scoyoc X-coupled splitter ▫ 09-01-2004 12:12 PM - 2 replies ▫ Quicksilver 8417 bias runaway? ▫ 09-01-2004 07:16 AM - 37 replies ▫ Most effective use of valve pre & active xover ▫ 08-31-2004 07:10 PM - 8 replies ▫ Tube possibilities for 2.9k-ohm speaker? ▫ 08-31-2004 02:09 PM - 5 replies ▫ Help on Preamp Mute Switch ▫ 08-31-2004 11:41 AM - 6 replies ▫ Fixed bias supply problems... ▫ 08-31-2004 10:08 AM - 3 replies ▫ Help with VTL preamp... ▫ 08-31-2004 08:16 AM - 5 replies ▫ question about 811A and 572B ▫ 08-31-2004 01:02 AM - 3 replies ▫ Dual Stereo Cathode Folower Setup ▫ 08-30-2004 06:19 PM - 17 replies ▫ tube tester ▫ 08-30-2004 04:44 PM - 11 replies ▫ Audio Innovation 1000 SE ▫ 08-30-2004 02:27 PM - 15 replies ▫ 6as7 PP Schematic Help ▫ 08-30-2004 01:02 AM - 1 reply ▫ Newbie Question: Need help diagnosing a problem, tubes on, music fades out quickly ▫ 08-28-2004 11:56 PM - 4 replies ▫ 7591EH failure ▫ 08-28-2004 06:14 PM - 10 replies ▫ opt frequency response ▫ 08-28-2004 03:50 PM - 3 replies ▫ Anyone got any opinions on this? ▫ 08-28-2004 08:38 AM - 44 replies ▫ My ForePlay Processor Controlled Preamp ▫ 08-28-2004 03:25 AM - 34 replies ▫ Tube ghetto blaster ? ▫ 08-28-2004 12:58 AM - 9 replies ▫ Help trouble shooting ▫ 08-27-2004 11:07 PM - 11 replies ▫ "The Fisher" tube amp 7189 output tubes ▫ 08-27-2004 08:36 PM - 4 replies ▫ UTC output transformers specs ▫ 08-27-2004 03:59 PM - 2 replies ▫ Regulation options for 807 g2 ▫ 08-27-2004 11:03 AM - 13 replies ▫ My Mullard 5/20 ▫ 08-27-2004 03:31 AM - 25 replies ▫ Anyone tried Black Beauty caps?? ▫ 08-27-2004 12:00 AM - 9 replies ▫ KT88 power amp ▫ 08-26-2004 06:38 PM - 16 replies ▫ High voltage regulator ▫ 08-26-2004 07:46 AM - 45 replies ▫ Filament voltage ? ▫ 08-26-2004 04:40 AM - 13 replies ▫ Unity Gain Unbalanced to Balanced Phase Splitter ▫ 08-26-2004 03:42 AM - 10 replies ▫ Anyone know the g1-g2 capacitance of 6AU6? ▫ 08-25-2004 02:35 AM - 10 replies ▫ Any good Transformer or Tube manufactureres in India ? ▫ 08-24-2004 08:14 PM - 1 reply ▫ McMartin MA-20? ▫ 08-24-2004 05:28 PM - 14 replies ▫ Help with Jolida 302A ▫ 08-24-2004 01:32 PM - 4 replies ▫ need 13fd7 curves ▫ 08-23-2004 02:30 PM - 5 replies ▫ Drd Kt88? ▫ 08-23-2004 12:25 PM - 13 replies ▫ miniature tube amp ▫ 08-23-2004 06:45 AM - 6 replies ▫ 300B pp schematic found, what about it? ▫ 08-21-2004 10:25 PM - 24 replies ▫ Tube Output Stage ▫ 08-21-2004 09:48 PM - 3 replies ▫ se otl ▫ 08-21-2004 07:27 PM - 7 replies ▫ Toroidals as OPTs? ▫ 08-21-2004 10:48 AM - 21 replies ▫ Tube advice ▫ 08-20-2004 09:44 PM - 3 replies ▫ Understanding OPT primary Z and load matching. ▫ 08-20-2004 07:38 PM - 4 replies ▫ help with Optomal placement of output transformers. ▫ 08-20-2004 03:25 PM - 5 replies ▫ 50h B26 ▫ 08-20-2004 06:58 AM - 3 replies ▫ Anyone know what this is?? Strange tube/ bulb. ▫ 08-18-2004 01:27 AM - 16 replies ▫ Please ID output transformer ▫ 08-17-2004 01:31 PM - 3 replies ▫ Cheap and Easy Tube Phono Preamp ▫ 08-16-2004 11:48 PM - 50 replies ▫ Carbon film vs metal film resistors in a stepped attenuator? ▫ 08-16-2004 07:45 PM - 17 replies ▫ Alps pots vs. TKD pots? TKD worth the extra$$? ▫ 08-16-2004 01:11 PM - 11 replies ▫ Opamp as tube driver: Protection ideas? ▫ 08-16-2004 12:31 PM - 5 replies ▫ Looking for schematics CROFT OTL APPARITION ▫ 08-16-2004 09:24 AM - 4 replies ▫ ISO (new Tango) info... ▫ 08-14-2004 04:45 PM - 0 replies ▫ Noob Question on Driver Stages ▫ 08-14-2004 02:08 PM - 2 replies ▫ High Voltage Reference ▫ 08-14-2004 12:24 AM - 9 replies ▫ DIY valve amp ▫ 08-13-2004 10:34 PM - 3 replies ▫ JJ multisection caps ▫ 08-13-2004 09:19 PM - 1 reply ▫ Inverted Interstage Transformer ▫ 08-13-2004 04:22 PM - 0 replies ▫ regarding to the design of iron-cored inductors (chokes) ▫ 08-13-2004 07:30 AM - 3 replies ▫ Trying to find an amp ▫ 08-13-2004 05:03 AM - 1 reply ▫ 12v tube output stage for cs43122 based dac? ▫ 08-13-2004 02:43 AM - 10 replies ▫ Wattages & Loudness: ?I'm Lost? ▫ 08-12-2004 02:51 PM - 7 replies ▫ cmrr of common cathode ▫ 08-12-2004 08:43 AM - 14 replies ▫ The Next Step. (and budget tube amplifier kits/designs). ▫ 08-11-2004 08:56 PM - 15 replies ▫ non-diy amplifiers with choke input power supplies ▫ 08-11-2004 07:47 AM - 3 replies ▫ Does a cathode bypass capacitor reduce hum? ▫ 08-10-2004 05:39 AM - 23 replies ▫ a tube convert tries a mosfet ▫ 08-10-2004 04:26 AM - 15 replies ▫ Motorboating in leak 20 ▫ 08-09-2004 11:29 PM - 5 replies ▫ New MC preamp is comming alive ▫ 08-09-2004 12:05 PM - 32 replies ▫ HV tubes ▫ 08-09-2004 09:50 AM - 87 replies ▫ power supply pspice simulation problem ▫ 08-09-2004 08:46 AM - 9 replies ▫ Can a tube rectifier handle a C dual LC? ▫ 08-09-2004 12:32 AM - 11 replies ▫ Valve schematic & PC board design ▫ 08-08-2004 08:30 PM - 2 replies ▫ Just acqired some strange tubes......... ▫ 08-08-2004 04:07 AM - 2 replies ▫ Sovtek 6L6WXT ▫ 08-07-2004 04:54 AM - 1 reply ▫ RCA tubes, need info ▫ 08-06-2004 07:48 PM - 4 replies ▫ help on headphone amplifier ▫ 08-06-2004 07:07 PM - 3 replies ▫ Stromberg Carlson 245M ▫ 08-06-2004 12:04 PM - 6 replies ▫ mounting tubes upside-down ▫ 08-06-2004 11:07 AM - 18 replies ▫ 6922 acting strange........or is it ? ▫ 08-06-2004 02:50 AM - 18 replies ▫ Fender Champ: What Transformers? ▫ 08-05-2004 11:35 PM - 2 replies ▫ Naive CCS quesion ▫ 08-05-2004 08:55 PM - 5 replies ▫ DIY scrap tubebuffer with ECC88 ▫ 08-05-2004 07:12 PM - 12 replies ▫ choke current rating ▫ 08-05-2004 05:03 PM - 17 replies ▫ Velleman K8010 ▫ 08-05-2004 03:25 PM - 1 reply ▫ film vs. electrolytic ▫ 08-05-2004 11:00 AM - 9 replies ▫ Tube mic preamp for speaker measurements ▫ 08-05-2004 08:48 AM - 2 replies ▫ 833a plate resistance ? ▫ 08-05-2004 01:36 AM - 8 replies ▫ second harmonic distortion ▫ 08-05-2004 12:03 AM - 5 replies ▫ Speakers not connected on tube amp, good or bad? ▫ 08-04-2004 10:02 AM - 16 replies ▫ different psu filter topologies ? ▫ 08-03-2004 08:31 PM - 4 replies ▫ Does anyone know this english amp ? ▫ 08-03-2004 05:21 PM - 12 replies ▫ kt88 power amplifier ▫ 08-03-2004 12:31 PM - 7 replies ▫ physical layout of 6B4G PP amp? ▫ 08-02-2004 11:14 PM - 20 replies ▫ Tube Life ▫ 08-02-2004 07:59 PM - 14 replies ▫ PSUD2 designer accuracy? ▫ 08-02-2004 08:12 AM - 33 replies ▫ Need advice on old 6bq5 amp........... ▫ 08-02-2004 08:09 AM - 27 replies ▫ rca83 rectifier precautions ▫ 08-02-2004 02:39 AM - 4 replies ▫ Multi chassis grounding scheme. ▫ 08-01-2004 10:52 PM - 6 replies ▫ 717a Datasheet ▫ 08-01-2004 02:15 AM - 7 replies ▫ 12B4 Battery Bias from (Preamp: Foreplay or 5687 or 12B4 ) ▫ 07-31-2004 06:17 PM - 3 replies ▫ Need Six-pac amp schematic ▫ 07-31-2004 05:23 PM - 1 reply ▫ Any clue of how to use this part as a current sink for a CF? ▫ 07-31-2004 01:29 PM - 36 replies ▫ Tweeks on tubes - bring out the demagnetiserss ▫ 07-31-2004 07:19 AM - 36 replies ▫ Absolute. Best. Chassis. Ever. ▫ 07-29-2004 05:58 PM - 23 replies ▫ Zout adapted for 2 EL34 80W Va=560V ▫ 07-29-2004 04:37 PM - 2 replies ▫ load line - truth or fiction ▫ 07-29-2004 03:34 AM - 4 replies ▫ Best place to place bleeder resistor in a power supply? ▫ 07-29-2004 01:13 AM - 13 replies ▫ Pretty Tubes ▫ 07-28-2004 06:59 PM - 4 replies ▫ Preamp: Foreplay or 5687 or 12B4 ▫ 07-28-2004 04:17 PM - 24 replies ▫ want to make otl with 6 tung-sol 6336a ▫ 07-28-2004 04:02 PM - 9 replies ▫ 6L6'S vs EL34's ▫ 07-28-2004 10:26 AM - 8 replies ▫ Creating a headphone amp out of existing 2A3 amp ▫ 07-28-2004 05:32 AM - 9 replies

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