| Tubes - Showing threads 9401 to 9600 of 11882 available |
▫ Stepped attenuator ▫ 06-14-2004 09:10 AM - 24 replies
▫ PP2A3 amp options ▫ 06-14-2004 07:30 AM - 7 replies
▫ Need advice: Want to learn Vacuum tubes ▫ 06-14-2004 04:03 AM - 23 replies
▫ AVO CT-160 --- Help ▫ 06-14-2004 01:36 AM - 10 replies
▫ Needed schematic.... ▫ 06-13-2004 05:30 PM - 8 replies
▫ Az1 mounted on wood! ▫ 06-13-2004 11:49 AM - 9 replies
▫ Dynaco A450 specs ▫ 06-13-2004 07:25 AM - 1 reply
▫ Ecc186= SQ Ecc82 ▫ 06-13-2004 03:50 AM - 2 replies
▫ tube amp kit on 230 v??? ▫ 06-12-2004 07:15 AM - 7 replies
▫ some tubes ▫ 06-11-2004 07:12 PM - 6 replies
▫ ppp el84 fixed bias schematics ▫ 06-11-2004 02:44 PM - 16 replies
▫ Tube buffered NIGC trafo thoughs? ▫ 06-11-2004 02:07 PM - 6 replies
▫ driver stage ▫ 06-11-2004 05:08 AM - 2 replies
▫ PS cap placement/type ▫ 06-10-2004 11:42 PM - 6 replies
▫ Vintage OPT ▫ 06-10-2004 06:35 PM - 2 replies
▫ simple, single-ended project ▫ 06-10-2004 02:14 PM - 10 replies
▫ 6sn7 - 6bx7 - sv811-3 amp ▫ 06-10-2004 10:46 AM - 4 replies
▫ I look for a correct driver stage ▫ 06-10-2004 10:31 AM - 6 replies
▫ PCB tubes amp? ▫ 06-10-2004 07:01 AM - 9 replies
▫ XLR to 1/4" TRS? ▫ 06-10-2004 02:08 AM - 4 replies
▫ Umbilical Connector Suggestions ▫ 06-10-2004 01:48 AM - 14 replies
▫ Good Inexpensive Starter Amp Kit ▫ 06-09-2004 06:23 AM - 5 replies
▫ tube rectified preamp schematic ▫ 06-08-2004 03:20 PM - 14 replies
▫ oxygen free interconnects ▫ 06-08-2004 02:56 PM - 50 replies
▫ how to calculate feedback resistor ▫ 06-08-2004 01:49 AM - 7 replies
▫ Topaz Isolation Tranny ▫ 06-07-2004 10:12 PM - 3 replies
▫ 4E27A monster se amp?? ▫ 06-07-2004 08:42 PM - 10 replies
▫ 6V6 Parafeed? ▫ 06-07-2004 04:45 PM - 13 replies
▫ Old Tranny Potting Material ▫ 06-07-2004 01:21 PM - 6 replies
▫ Brimar ECC81 ▫ 06-07-2004 11:58 AM - 5 replies
▫ PCB mounting B7G sockets ▫ 06-07-2004 01:58 AM - 7 replies
▫ Directly heated cathodes, but why? ▫ 06-06-2004 05:55 PM - 12 replies
▫ SET kit for newbie ▫ 06-06-2004 04:01 PM - 9 replies
▫ High Power 805 Triode based amplifier ▫ 06-06-2004 07:03 AM - 3 replies
▫ DigitalSignalProcessing -> future? ▫ 06-05-2004 11:37 PM - 40 replies
▫ 5v Damper Diode? ▫ 06-05-2004 01:50 PM - 11 replies
▫ Tubes in Class D amplifiers ▫ 06-05-2004 01:19 PM - 45 replies
▫ Universal power supply UIP-1 from former USSR schematics ▫ 06-05-2004 12:52 PM - 2 replies
▫ Building a fender twin reverb in the UK ▫ 06-05-2004 11:20 AM - 11 replies
▫ First project for Proac loudspeakers ▫ 06-04-2004 07:58 AM - 5 replies
▫ transformers ▫ 06-03-2004 06:17 PM - 3 replies
▫ cathode battery bias questions ▫ 06-02-2004 07:47 PM - 6 replies
▫ tube amp project ▫ 06-02-2004 06:24 PM - 0 replies
▫ AN DacKit 1.2 Upgrade Ideas ▫ 06-02-2004 05:10 PM - 5 replies
▫ What are the requirements for driving a 300B? ▫ 06-02-2004 03:30 PM - 26 replies
▫ 900v. 100ma. Power supply for 813 tube amplifier ▫ 06-02-2004 03:12 PM - 31 replies
▫ Chassis Internal Height / Pot Clearance ▫ 06-02-2004 03:09 PM - 2 replies
▫ Bogen help ▫ 06-02-2004 01:25 PM - 0 replies
▫ Tube tester questions ▫ 06-02-2004 12:49 PM - 1 reply
▫ 211 VT-4C Good Simple SE Schematic ▫ 06-02-2004 06:48 AM - 4 replies
▫ mosfet in regulated PS. ▫ 06-01-2004 01:08 PM - 10 replies
▫ Hammond Transformer in Toronto ▫ 06-01-2004 02:18 AM - 0 replies
▫ 6n30pi plate resistance ? ▫ 05-31-2004 03:37 PM - 2 replies
▫ balanced input stage ▫ 05-31-2004 12:11 PM - 54 replies
▫ A better triode strap? ▫ 05-31-2004 04:35 AM - 14 replies
▫ Chinese new 845 ▫ 05-31-2004 01:59 AM - 27 replies
▫ what tube manufacture of 6550?? ▫ 05-30-2004 09:58 AM - 3 replies
▫ Low frequency noise in a 12B4 preamp ▫ 05-29-2004 07:33 PM - 21 replies
▫ Difference between CK6528 and 6528A ? ▫ 05-29-2004 06:06 PM - 23 replies
▫ 6L6 help needed ▫ 05-29-2004 05:19 PM - 4 replies
▫ Hawksford style error correcting output ▫ 05-29-2004 04:59 PM - 15 replies
▫ SE UL OT - primary wired in reverse ▫ 05-29-2004 04:10 PM - 0 replies
▫ tube bias pot question ▫ 05-29-2004 01:44 PM - 2 replies
▫ Transformer supplier in Australia ▫ 05-29-2004 06:34 AM - 5 replies
▫ Newb here ▫ 05-29-2004 01:00 AM - 1 reply
▫ Anyone familiar with James output transformers? ▫ 05-28-2004 11:57 PM - 27 replies
▫ What Limits Freqency response in a simple tube amp like the zen? ▫ 05-28-2004 11:06 PM - 2 replies
▫ Grid driven (ETM) KT88 SE amp design - final works on paper ▫ 05-28-2004 11:09 AM - 49 replies
▫ Sansui 1000 outputs? ▫ 05-28-2004 07:44 AM - 3 replies
▫ The overlooked is often cheaper ▫ 05-28-2004 07:42 AM - 1 reply
▫ Fender 6L6 Amp... HELP!!! ▫ 05-27-2004 11:38 PM - 15 replies
▫ Tube amp design characteristics? ▫ 05-27-2004 09:31 PM - 20 replies
▫ ecc40 or 76 as driver for 2A3 ▫ 05-27-2004 07:04 PM - 3 replies
▫ toroids on top of each other ? ▫ 05-27-2004 06:59 PM - 9 replies
▫ Out Of Order ▫ 05-27-2004 06:07 PM - 8 replies
▫ Pinging JAX (Sweden) ▫ 05-27-2004 11:02 AM - 1 reply
▫ Common Cathode 6922 output impedance? ▫ 05-27-2004 01:20 AM - 15 replies
▫ Blue Velvet Preamp ▫ 05-26-2004 11:00 PM - 1 reply
▫ Has anyone got any plans for a car amp? ▫ 05-26-2004 09:41 PM - 4 replies
▫ Tube Radio Kit ▫ 05-26-2004 03:29 AM - 11 replies
▫ New Tube Porn!! ▫ 05-25-2004 07:16 PM - 16 replies
▫ Need someone to host my "TUBE PORN" images. ▫ 05-25-2004 06:41 PM - 2 replies
▫ Trying to understand preamp schematic... ▫ 05-25-2004 05:29 PM - 31 replies
▫ 6C33C schematic ▫ 05-25-2004 12:58 AM - 68 replies
▫ We have liftoff!!!! Houston, all systems are go! ▫ 05-24-2004 07:40 PM - 14 replies
▫ Dynaco ST70 ▫ 05-24-2004 10:23 AM - 14 replies
▫ Is Tesla still going? ▫ 05-24-2004 02:05 AM - 4 replies
▫ yet another 12b4a ▫ 05-24-2004 12:29 AM - 11 replies
▫ Tubes load resistance and output trans impedance ▫ 05-24-2004 12:17 AM - 3 replies
▫ Antique schematic help please. ▫ 05-23-2004 03:25 PM - 2 replies
▫ 12b4a wiring question ▫ 05-23-2004 05:39 AM - 5 replies
▫ $1 AMP find ▫ 05-23-2004 04:28 AM - 32 replies
▫ Heater winding load question. ▫ 05-22-2004 04:42 PM - 3 replies
▫ Direct Coupling Modulated Bias (SET) ▫ 05-22-2004 04:29 PM - 59 replies
▫ Amp with 6c33 ▫ 05-22-2004 01:47 PM - 2 replies
▫ Ideas for amp rebuild... ▫ 05-22-2004 10:28 AM - 30 replies
▫ simple tube amp ▫ 05-21-2004 09:38 PM - 16 replies
▫ What's the ideal tube amplifier for me for max. $660 , maybe a kit ? ▫ 05-21-2004 06:39 PM - 7 replies
▫ CCS design help!! ▫ 05-21-2004 06:36 PM - 2 replies
▫ Proposed Transfomer/Valve Layout ▫ 05-21-2004 01:34 PM - 5 replies
▫ Mic input for guitar? ▫ 05-21-2004 11:28 AM - 1 reply
▫ My darling is giving me hell! ▫ 05-20-2004 10:27 PM - 16 replies
▫ EL84 or 6v6 or something else? ▫ 05-20-2004 08:41 AM - 5 replies
▫ Borbely hybrid phono ▫ 05-20-2004 05:09 AM - 4 replies
▫ SS power supply question ▫ 05-20-2004 03:20 AM - 4 replies
▫ RCA Tube Radio...circa 1930-40 ▫ 05-20-2004 01:54 AM - 1 reply
▫ New project on 807 ▫ 05-19-2004 10:17 PM - 3 replies
▫ SE design using 10k OPTs ▫ 05-19-2004 04:05 PM - 7 replies
▫ Biasing a cathode follower? ▫ 05-19-2004 03:31 PM - 104 replies
▫ Lower Distortion Alternatives to 12AT7 & 12AU7 ? ▫ 05-19-2004 12:42 AM - 19 replies
▫ Oil in Paper in oil capacitor. ▫ 05-18-2004 03:24 PM - 18 replies
▫ Valves for Crackly Fender Hot Rod ▫ 05-18-2004 12:46 PM - 2 replies
▫ Information needed ▫ 05-18-2004 11:53 AM - 5 replies
▫ Hybrid ▫ 05-17-2004 05:39 PM - 3 replies
▫ heavy metal, low power guitar amp? ▫ 05-16-2004 02:10 AM - 13 replies
▫ found two boxes of GE 6CL6 tubes ▫ 05-15-2004 03:29 PM - 19 replies
▫ Please help me compare 2 cattle of fish... ▫ 05-15-2004 08:41 AM - 4 replies
▫ Vacuum Tube Valley 6SN7 preamp ▫ 05-15-2004 04:21 AM - 49 replies
▫ SET Power Supply Regulation ▫ 05-14-2004 08:38 PM - 33 replies
▫ TubeCAD ▫ 05-14-2004 07:43 PM - 0 replies
▫ 60 Hz noise in modified Audible Illusions M2B ▫ 05-14-2004 01:05 PM - 1 reply
▫ Anodized Aluminum and Glue/Epoxy ▫ 05-14-2004 12:41 PM - 22 replies
▫ shared parts between channels ▫ 05-13-2004 06:47 PM - 18 replies
▫ May I use 5K transformer for Dynaco III amp? ▫ 05-13-2004 03:41 PM - 3 replies
▫ First amp build questions ▫ 05-13-2004 12:23 PM - 2 replies
▫ Help needed changing from srpp5814a to srpp12bh7a ▫ 05-13-2004 10:19 AM - 11 replies
▫ ok, i'll try and make it simple. ▫ 05-13-2004 09:04 AM - 9 replies
▫ Would anyone help me to design a SE linestage/headphone amp? ▫ 05-13-2004 06:44 AM - 2 replies
▫ Sure, copy an amp. . . It'd work but I'm looking for something different. ▫ 05-12-2004 08:21 PM - 6 replies
▫ Half a bee Philosophically. . . Er sorry Its actually about ECC83 amps ▫ 05-12-2004 06:37 PM - 1 reply
▫ Bogan schematic for HO 50 power Amp ▫ 05-12-2004 11:46 AM - 4 replies
▫ Gibson GA-15RV tube amp ▫ 05-12-2004 11:06 AM - 5 replies
▫ Can VT-185 be applied in audio circuit? ▫ 05-12-2004 09:11 AM - 0 replies
▫ Best PP transformer for 2A3 amp? ▫ 05-11-2004 08:18 PM - 8 replies
▫ help in finding tubetester meter value ▫ 05-11-2004 06:46 PM - 1 reply
▫ B+ Voltage ▫ 05-11-2004 11:34 AM - 10 replies
▫ CCS Conceptual Qs, Using Gary Pimm CCS as Example ▫ 05-09-2004 11:06 PM - 20 replies
▫ Is there a no/gain preamplifier schematic using high-distortion EC90? ▫ 05-09-2004 03:38 PM - 6 replies
▫ marshall jcm hifi? ▫ 05-09-2004 01:41 PM - 0 replies
▫ Klystron?? ▫ 05-09-2004 09:18 AM - 7 replies
▫ single ended 2a3 project ▫ 05-09-2004 05:49 AM - 18 replies
▫ Visit Shuguang tube factory(many pics) ▫ 05-09-2004 03:41 AM - 3 replies
▫ AKAI M8 Tube R-R input problem ▫ 05-08-2004 09:52 PM - 20 replies
▫ How do Sovtek 6L6WGCs stand up? ▫ 05-08-2004 03:28 PM - 8 replies
▫ Hammond SE Transformer question ▫ 05-08-2004 10:36 AM - 23 replies
▫ Tube Safety ▫ 05-07-2004 09:34 PM - 7 replies
▫ old console ▫ 05-07-2004 03:07 PM - 7 replies
▫ AB1 or 2? ▫ 05-07-2004 02:20 PM - 11 replies
▫ help with restoring amp ▫ 05-07-2004 12:06 AM - 10 replies
▫ Tube preamplifier with PCC88 ▫ 05-06-2004 10:54 PM - 34 replies
▫ Tube amplifier 300b proyect ▫ 05-06-2004 07:42 PM - 15 replies
▫ linestage needed ▫ 05-06-2004 02:57 PM - 8 replies
▫ 5687 Tube - best choice ▫ 05-06-2004 01:45 PM - 5 replies
▫ Fisher 500c - Trouble shooting tuner section ▫ 05-06-2004 10:40 AM - 0 replies
▫ Morgan Jones book to swap ▫ 05-06-2004 04:44 AM - 3 replies
▫ gu-48 PP ▫ 05-05-2004 06:59 PM - 14 replies
▫ Taylor 45b Gm Problem ▫ 05-05-2004 05:45 PM - 0 replies
▫ 5687, ECC99, 7119, or E182CC?? ▫ 05-05-2004 04:37 PM - 5 replies
▫ Bell Sound Systems Old Gem ▫ 05-04-2004 06:46 PM - 28 replies
▫ Mu-follower current capability? ▫ 05-04-2004 04:21 PM - 5 replies
▫ Bogen M330A Tube PA Amp for Guitar ▫ 05-04-2004 03:34 PM - 25 replies
▫ Filaments voltage question ▫ 05-04-2004 01:54 PM - 7 replies
▫ Is it Good to regulate supplies? ▫ 05-04-2004 09:10 AM - 21 replies
▫ Damper Diodes ▫ 05-04-2004 06:12 AM - 5 replies
▫ Fisher X-100 transformers ▫ 05-04-2004 05:11 AM - 0 replies
▫ Some questions about C4S CCS adjustment. ▫ 05-03-2004 11:41 PM - 11 replies
▫ Lowther LL18S stereo power amplifier - circuit diagram? ▫ 05-03-2004 05:23 PM - 12 replies
▫ Problem with mouting choke underneath chassis? ▫ 05-02-2004 07:42 PM - 4 replies
▫ How accurate is RMAA distortion measurement? ▫ 05-02-2004 04:10 PM - 20 replies
▫ 801 ▫ 05-02-2004 09:30 AM - 6 replies
▫ CROFT Eminent Audio ▫ 05-02-2004 08:23 AM - 3 replies
▫ Any good flea-watt SET designs? ▫ 05-01-2004 11:39 PM - 68 replies
▫ PTP wiring ▫ 05-01-2004 08:18 PM - 5 replies
▫ switching regulators ▫ 05-01-2004 10:54 AM - 4 replies
▫ Push Pull Power supply. to Tube or not to? ▫ 05-01-2004 09:34 AM - 24 replies
▫ Kepco 615B Bench Supply pix ▫ 05-01-2004 01:20 AM - 1 reply
▫ Standart gains and voltage levels for standart audio eq ▫ 04-30-2004 06:16 PM - 0 replies
▫ How do I measure OPT impedance? ▫ 04-30-2004 03:59 PM - 1 reply
▫ Using TFA 204 transformers for SE EL84? ▫ 04-30-2004 02:16 PM - 2 replies
▫ Help on 311-CH triode tube ▫ 04-30-2004 11:44 AM - 1 reply
▫ Shots of my GG pre amp!! ▫ 04-30-2004 10:50 AM - 4 replies
▫ 6C45Pi Microphone Preamp ▫ 04-30-2004 01:21 AM - 4 replies
▫ cf topology lessons... pls help ▫ 04-29-2004 11:26 AM - 21 replies
▫ Father's Cousin Louis's vintage 1920+ collection pictures! ▫ 04-29-2004 05:41 AM - 5 replies
▫ Tube Newbie needs help ▫ 04-29-2004 02:09 AM - 2 replies
▫ Need help ▫ 04-29-2004 12:02 AM - 10 replies
▫ Zytron Tubes ▫ 04-28-2004 06:59 PM - 1 reply
▫ Hapi2 Preamp ▫ 04-28-2004 03:32 PM - 0 replies
▫ Svetlana Cryo Tubes For Wave 8's ▫ 04-28-2004 03:04 PM - 0 replies
▫ Audio Note Preamp Circuit a good guess... ▫ 04-28-2004 02:25 PM - 4 replies
▫ Which one is the better design? ▫ 04-28-2004 01:04 PM - 2 replies
▫ Lab Power Supply for Glass Audio ▫ 04-28-2004 11:59 AM - 0 replies
▫ A joke? ▫ 04-27-2004 07:01 PM - 8 replies
▫ Need Advice on new Amp ▫ 04-27-2004 03:04 PM - 1 reply
▫ Using the 7591 or 7868 ▫ 04-27-2004 01:09 PM - 10 replies
▫ Schematic of Audio Research VT 100 ▫ 04-26-2004 09:13 PM - 1 reply
▫ Hermetically sealed Oil Filled resistors! ▫ 04-26-2004 05:23 PM - 14 replies
▫ Pre Amp schematic Audio Note M1 ▫ 04-26-2004 04:50 PM - 0 replies
▫ opt impedance ▫ 04-26-2004 07:20 AM - 7 replies
▫ Schematic for Bogen DB130 ? ▫ 04-25-2004 08:55 PM - 3 replies
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