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 5401 to 5600 of 11691 available ▫ Impedans of trafo for EL504 inSE ▫ 06-25-2006 01:29 AM - 6 replies ▫ Can I use 2C39-B to sound ▫ 06-24-2006 10:00 PM - 3 replies ▫ usage of line out trans. ▫ 06-24-2006 04:53 PM - 2 replies ▫ eagle with tubes ? ▫ 06-24-2006 02:14 PM - 6 replies ▫ Rlim in GZ33 datasheet? ▫ 06-24-2006 01:42 PM - 1 reply ▫ LT1085 Current Regulation for DHT filaments ▫ 06-24-2006 01:24 AM - 1 reply ▫ Help Fixing Bias ▫ 06-23-2006 07:52 PM - 8 replies ▫ MC phono amp ▫ 06-23-2006 07:12 PM - 1 reply ▫ headphone amp ▫ 06-23-2006 05:09 PM - 8 replies ▫ 10M45 Mu-Stage Idea? ▫ 06-23-2006 03:32 PM - 44 replies ▫ Hickok 6000A with 6C33 & 13E1... ▫ 06-23-2006 02:56 PM - 1 reply ▫ Isco 494 ▫ 06-23-2006 01:53 PM - 12 replies ▫ looking for spice model of 6HA5 or similar tubes ▫ 06-23-2006 03:29 AM - 6 replies ▫ 6SL7 to 6SN7 substitution in power amp? ▫ 06-22-2006 06:51 PM - 5 replies ▫ Adding Subwoofer output to Aikido preamp circuit ▫ 06-22-2006 04:09 PM - 5 replies ▫ A request for PP 6c33c Schematics ▫ 06-22-2006 01:11 AM - 37 replies ▫ Thumping from left speaker when volume is low ▫ 06-22-2006 12:39 AM - 2 replies ▫ Crosstalk in twintriodes? ▫ 06-21-2006 08:35 PM - 7 replies ▫ Example Schematics? ▫ 06-21-2006 07:25 PM - 1 reply ▫ how to choose a rectifier tube? (specifically octals) ▫ 06-21-2006 12:33 PM - 5 replies ▫ Rather odd valve socket - anyone have any ideas? ▫ 06-21-2006 11:31 AM - 6 replies ▫ PS for GG - look for better channel separation ▫ 06-21-2006 09:06 AM - 13 replies ▫ help! T16 OTL schematic ▫ 06-21-2006 06:26 AM - 1 reply ▫ Bench PSU for tubes ▫ 06-21-2006 06:21 AM - 12 replies ▫ Tube Bogen J330 PA amp ▫ 06-20-2006 02:03 PM - 5 replies ▫ FM Stereo Tuner Tube Schematic ? ▫ 06-20-2006 07:19 AM - 5 replies ▫ Conn organ conversion to amp ▫ 06-20-2006 04:07 AM - 0 replies ▫ Smoking Transformer ▫ 06-20-2006 01:44 AM - 24 replies ▫ Questions on 1:1:1 driver transformer ▫ 06-19-2006 10:08 PM - 4 replies ▫ Pentode vrs Mosfet “MU-Stage” ▫ 06-19-2006 08:10 PM - 1 reply ▫ Transformer center tap connections ▫ 06-19-2006 07:11 PM - 2 replies ▫ dumb question :P KT88... ▫ 06-19-2006 11:04 AM - 6 replies ▫ Tube rectifier & regulator (modified) ▫ 06-19-2006 05:03 AM - 7 replies ▫ Some advice on this power supply ▫ 06-19-2006 03:00 AM - 11 replies ▫ Looking for Amperex C11550/1 data. ▫ 06-19-2006 02:22 AM - 1 reply ▫ Inserting tubes into Express PCB ▫ 06-18-2006 06:42 PM - 9 replies ▫ What do you think of this? (211 A2 SE) ▫ 06-18-2006 02:46 PM - 67 replies ▫ Help w/ diyAudio CCS implementation ▫ 06-18-2006 09:28 AM - 24 replies ▫ First DIY Amp Project ▫ 06-17-2006 09:46 PM - 7 replies ▫ HELP with PHONO and MIC preamps. ▫ 06-17-2006 08:08 PM - 10 replies ▫ CLC vs LCLC: is there any advantages other... ▫ 06-17-2006 11:09 AM - 4 replies ▫ Problem with old Heathkit ▫ 06-17-2006 04:30 AM - 23 replies ▫ Does anyone interested tube rectifier & regulator PCB ? ▫ 06-17-2006 04:25 AM - 3 replies ▫ Velleman K4040 conversion from EL34's to KT88's ▫ 06-16-2006 10:45 AM - 5 replies ▫ finished my PCC88 preamp ▫ 06-16-2006 07:46 AM - 11 replies ▫ Max 300B SE output possible with James 6123HS ? ▫ 06-16-2006 04:28 AM - 4 replies ▫ Who's right re bias adjustment versus plate voltage ▫ 06-15-2006 10:04 PM - 8 replies ▫ voltage current regulator ▫ 06-15-2006 08:23 PM - 0 replies ▫ Yarland 34 ciii amp ▫ 06-15-2006 07:16 PM - 16 replies ▫ CCS/5842/300B ground schematic. ▫ 06-15-2006 06:55 PM - 12 replies ▫ tube sockets ▫ 06-15-2006 04:00 PM - 1 reply ▫ PX25 ▫ 06-15-2006 01:53 PM - 6 replies ▫ Research on tubes and circuits simple circuits ▫ 06-15-2006 10:56 AM - 6 replies ▫ using only 1/2 of a dual triode ▫ 06-15-2006 05:00 AM - 13 replies ▫ Some HMMM on my SRPP ▫ 06-15-2006 01:31 AM - 57 replies ▫ Grid Stopper ▫ 06-14-2006 10:58 PM - 22 replies ▫ diy tube amp problem ▫ 06-14-2006 05:31 PM - 4 replies ▫ The Red Light District - another PP EL84 amp ▫ 06-14-2006 04:38 PM - 483 replies ▫ Balanced 300B output for headphones or loudspeakers? ▫ 06-14-2006 12:44 PM - 0 replies ▫ 5692, the best? ▫ 06-14-2006 10:46 AM - 37 replies ▫ Power transformer quality differences ▫ 06-14-2006 03:26 AM - 2 replies ▫ Is it possible to use regulated DC for a rectifier tube? ▫ 06-14-2006 12:33 AM - 10 replies ▫ Transformer Secondary Power ▫ 06-13-2006 04:44 PM - 7 replies ▫ Phono preamp ▫ 06-13-2006 11:44 AM - 14 replies ▫ VR Tubes as Cathode Bias of 2A3 SRPP Loftin-White ▫ 06-13-2006 08:55 AM - 8 replies ▫ Physically small rectifier tube with 5V heaters ▫ 06-13-2006 06:45 AM - 7 replies ▫ Distorting 5687 preamp circuit ▫ 06-12-2006 10:16 PM - 13 replies ▫ Looking for a good 300B datasheet ▫ 06-12-2006 06:07 PM - 7 replies ▫ CCS is your friend! ▫ 06-12-2006 04:55 PM - 20 replies ▫ Valve Pre Amp & Class D Power Amp ▫ 06-12-2006 02:14 PM - 7 replies ▫ heater supply questions ▫ 06-12-2006 01:37 PM - 9 replies ▫ sub-mini valve ▫ 06-12-2006 01:27 PM - 3 replies ▫ Amp kit recommendations ▫ 06-12-2006 05:05 AM - 22 replies ▫ First amp for a new in valves ▫ 06-12-2006 12:56 AM - 2 replies ▫ Loud buzz and hum from one monoblock!!! ▫ 06-12-2006 12:27 AM - 5 replies ▫ Stueyh ▫ 06-12-2006 12:27 AM - 1 reply ▫ Big *** '50s Power Supply, now what? 300B SET ideas... ▫ 06-12-2006 12:27 AM - 9 replies ▫ Phono Preamp Design Needed ▫ 06-11-2006 06:37 AM - 9 replies ▫ antique fender bassman 50 retubed HELP ▫ 06-10-2006 10:55 PM - 1 reply ▫ Severe oscillation in 6L6 amp ▫ 06-10-2006 04:18 PM - 23 replies ▫ How to tweak warmth to a power amp? ▫ 06-10-2006 01:18 PM - 5 replies ▫ Can anyone explain me this Loftin White amp? ▫ 06-10-2006 12:36 PM - 32 replies ▫ Substituting dual triodes ▫ 06-09-2006 02:50 PM - 13 replies ▫ ValveWave-1 My first Tube Project ▫ 06-09-2006 02:33 PM - 10 replies ▫ changing output capacitor value? what should I consider? ▫ 06-09-2006 01:41 PM - 2 replies ▫ motor run caps in the output? good or bad idea? ▫ 06-09-2006 05:21 AM - 36 replies ▫ resistors across the heater voltage then the middle is grounded ▫ 06-09-2006 04:23 AM - 19 replies ▫ Switched Pot Source Needed ▫ 06-09-2006 03:03 AM - 1 reply ▫ transcendar transformer ▫ 06-09-2006 01:22 AM - 19 replies ▫ Installing tubes upside-down? Bad? Maybe it doesn't matter? ▫ 06-09-2006 12:15 AM - 11 replies ▫ Voltage Multipliers ▫ 06-08-2006 10:31 PM - 23 replies ▫ I want to build an AM Tube Tuner ▫ 06-08-2006 08:42 PM - 11 replies ▫ Tube Amp CCS? ▫ 06-08-2006 08:17 PM - 85 replies ▫ S-5 Electronics Tube Amp Kit ▫ 06-08-2006 04:38 PM - 5 replies ▫ Tube amps from eBay (China) ▫ 06-08-2006 02:52 PM - 34 replies ▫ filament supply: batteries v TentLabs? ▫ 06-08-2006 01:15 PM - 24 replies ▫ replace a 5651 tube with a zener? ▫ 06-08-2006 01:14 PM - 6 replies ▫ tube design books ▫ 06-08-2006 04:51 AM - 6 replies ▫ Bogen chb100 input conversion suggestions ▫ 06-07-2006 09:51 PM - 12 replies ▫ MesaBoogie 400+ clone ▫ 06-07-2006 07:35 PM - 7 replies ▫ EL34 in place of a 6AS7G (used in the supply circuit as a pass tube). how? ▫ 06-07-2006 03:08 PM - 27 replies ▫ R-core xformers from China ▫ 06-07-2006 01:44 PM - 3 replies ▫ Counterpoint Service manual wanted ▫ 06-07-2006 12:09 PM - 24 replies ▫ Two chokes in one pot? ▫ 06-07-2006 05:19 AM - 2 replies ▫ help with a transformer ▫ 06-07-2006 02:59 AM - 3 replies ▫ 311T (211 alike) HIGH power triode ▫ 06-07-2006 01:19 AM - 8 replies ▫ Re-attaching anode cap to 805 or 811A tube ▫ 06-06-2006 10:15 PM - 5 replies ▫ "Fisher Doctor" ▫ 06-06-2006 07:44 PM - 0 replies ▫ Aikido + class D in the output stage ▫ 06-06-2006 06:16 PM - 2 replies ▫ tube-shop-com ▫ 06-06-2006 02:03 PM - 2 replies ▫ Ultrasonic heaters ▫ 06-06-2006 01:55 AM - 53 replies ▫ Grounding the Filament Winding ▫ 06-05-2006 09:35 PM - 14 replies ▫ Lundahl LL1680 for balanced output ▫ 06-05-2006 08:01 AM - 0 replies ▫ Website is back & new books posted ▫ 06-05-2006 01:17 AM - 1 reply ▫ strange tube G1 S/5 ▫ 06-04-2006 06:47 PM - 22 replies ▫ First Tube Amp Needs an Overhaul ▫ 06-04-2006 06:32 PM - 4 replies ▫ pspice models for tubes ▫ 06-03-2006 09:11 PM - 2 replies ▫ Source for iron cores? ▫ 06-03-2006 07:20 PM - 13 replies ▫ Quad EL84 SE question ▫ 06-03-2006 05:13 PM - 4 replies ▫ Use of 12j1l and gu-50 tubes ▫ 06-03-2006 03:17 PM - 2 replies ▫ Shuguang 300B-98C ▫ 06-03-2006 01:32 PM - 2 replies ▫ Philips AG-9016 Upgrades??? ▫ 06-03-2006 01:53 AM - 0 replies ▫ My DIY Pre-Amplifier used 5692 and 45 Tube with output transformer ▫ 06-02-2006 08:28 PM - 3 replies ▫ tube amp in a PCB with a toroidal xformer beside it? ▫ 06-02-2006 03:11 PM - 1 reply ▫ Need advice running 220v in USA ▫ 06-02-2006 02:36 PM - 30 replies ▫ My Fender Princeton FD2 chasis (clone) ▫ 06-02-2006 12:32 PM - 5 replies ▫ Parallel-Push-Pull KT66 organ amp conversion ??? ▫ 06-01-2006 08:51 PM - 3 replies ▫ new on tubes ▫ 06-01-2006 07:09 PM - 22 replies ▫ Balance 5687 pre-amp any advise?? ▫ 06-01-2006 05:31 PM - 0 replies ▫ The Limitations of an EL34 in UL ▫ 06-01-2006 03:54 PM - 23 replies ▫ Source for tube bases....? ▫ 06-01-2006 08:43 AM - 0 replies ▫ 10Y, 26, 27 and 45: relative microphonics ▫ 06-01-2006 03:45 AM - 37 replies ▫ KT77 Mod Question/Idea/Punshishment ▫ 05-31-2006 11:26 PM - 5 replies ▫ KT88 SE with Edcor xfrmr ▫ 05-31-2006 04:50 PM - 7 replies ▫ Diy Distortion Pedal ▫ 05-31-2006 02:36 PM - 8 replies ▫ 45 fans – expanded horizons upstream? ▫ 05-31-2006 08:58 AM - 48 replies ▫ 12B4a Cathode Follower ▫ 05-31-2006 07:11 AM - 20 replies ▫ Hybrid voltage doubler using tube and diode ▫ 05-31-2006 06:07 AM - 1 reply ▫ Finally finished my first tube amp! ▫ 05-31-2006 05:50 AM - 34 replies ▫ advice on an EL84 Push pull Amp schematic ▫ 05-31-2006 04:16 AM - 6 replies ▫ Vintage radio ▫ 05-31-2006 03:15 AM - 16 replies ▫ Look for 12AU7 Preamp Circuit . ▫ 05-31-2006 01:31 AM - 2 replies ▫ PSU question? Going tube rectified ▫ 05-30-2006 03:39 PM - 47 replies ▫ PSU Rebuild Help Pleas ▫ 05-30-2006 09:19 AM - 7 replies ▫ Screeching tubes ▫ 05-30-2006 04:21 AM - 3 replies ▫ help in adjusting Vout in the power supply of the "Brute force in a line stage" by Er ▫ 05-30-2006 12:39 AM - 9 replies ▫ Fisher 800 restoration ▫ 05-29-2006 09:48 PM - 28 replies ▫ stern's ecl86 amp ▫ 05-29-2006 08:51 PM - 11 replies ▫ Look for Western Electric KS-16547-L1 circuit diagram ▫ 05-29-2006 07:52 PM - 0 replies ▫ Help about grommes 500C ▫ 05-29-2006 04:40 PM - 1 reply ▫ Dynaco MK III with 6146A tubes. ▫ 05-29-2006 03:21 PM - 0 replies ▫ Volume pot for Musical Fidelity F22 pre amp. ▫ 05-29-2006 03:13 AM - 5 replies ▫ Don't you just hate it when ▫ 05-29-2006 02:08 AM - 49 replies ▫ Bogen 8417 tube conversion..? ▫ 05-28-2006 09:41 PM - 77 replies ▫ How to Build Unbilical from PS to Phono ▫ 05-28-2006 08:32 PM - 2 replies ▫ Class A SET preamp, help ▫ 05-28-2006 05:23 PM - 1 reply ▫ Grounding MFA Luminescence ▫ 05-28-2006 04:16 PM - 36 replies ▫ custom transformer manufacturers (potted if possible) ▫ 05-28-2006 01:00 PM - 11 replies ▫ To Recap - A Question ▫ 05-28-2006 07:11 AM - 5 replies ▫ KT 44 anyone tried these ▫ 05-28-2006 01:57 AM - 11 replies ▫ Volts AC rating in power supply caps ▫ 05-27-2006 05:56 PM - 6 replies ▫ unfamiliar tube brand ▫ 05-27-2006 04:17 PM - 19 replies ▫ power supply schematic with a 6080 used as a "pass tube" ▫ 05-27-2006 02:44 PM - 1 reply ▫ Electro-Vox LA-210 Preamp; tube ▫ 05-27-2006 08:43 AM - 0 replies ▫ why so CHEAP!? ▫ 05-26-2006 10:56 PM - 14 replies ▫ Antique Electronic Supply ▫ 05-26-2006 08:41 PM - 3 replies ▫ Best Use For My Sansui Iron? ▫ 05-26-2006 07:04 PM - 13 replies ▫ Help on AMC CVT 3030 ▫ 05-26-2006 03:57 PM - 8 replies ▫ Heathkit W-5M Red Plate Issue ▫ 05-26-2006 03:48 PM - 7 replies ▫ 1st Post (here) : ) My first project: Boozhound Amp ▫ 05-26-2006 12:32 PM - 81 replies ▫ regulated DC heater supply ▫ 05-26-2006 11:22 AM - 30 replies ▫ Help me pick up some good tubes! Urgent! ▫ 05-26-2006 09:34 AM - 5 replies ▫ CLCRC power supply config ▫ 05-26-2006 12:22 AM - 3 replies ▫ Choke Replacement Question. ▫ 05-25-2006 03:25 PM - 12 replies ▫ What tube instead of 7189 ▫ 05-25-2006 12:22 PM - 23 replies ▫ Help on PP EL 34 from Claus Byrith ▫ 05-25-2006 11:48 AM - 6 replies ▫ Datasheet of PTT4 tube? ▫ 05-25-2006 10:27 AM - 0 replies ▫ ready to give up ▫ 05-25-2006 07:57 AM - 20 replies ▫ O-Ring sizes for Tube Dampers ▫ 05-24-2006 07:24 PM - 8 replies ▫ preamp /amp combination question ▫ 05-24-2006 02:35 PM - 6 replies ▫ Strange Transformer Question..... ▫ 05-24-2006 02:26 PM - 4 replies ▫ Audio Note M3/4/5/6/8 schematics ▫ 05-24-2006 02:07 PM - 4 replies ▫ Lundahl LL1540 for SY's heretical? ▫ 05-24-2006 07:00 AM - 9 replies ▫ Henrys ▫ 05-24-2006 03:46 AM - 6 replies ▫ 955 Acorn tubes ▫ 05-24-2006 02:41 AM - 4 replies ▫ Do you know these Ampex mono Amps ▫ 05-23-2006 09:31 PM - 11 replies ▫ Audio Research Resistor Type ▫ 05-23-2006 09:25 PM - 10 replies ▫ What's the best low wattage guitar amp? ▫ 05-23-2006 03:13 PM - 40 replies ▫ volume issues ▫ 05-23-2006 02:19 PM - 2 replies ▫ Need advice for best CCS ▫ 05-23-2006 01:21 PM - 4 replies ▫ confusion in the resistor/capacitor values and B+ supply for the aikido ▫ 05-23-2006 12:46 PM - 1 reply ▫ What are the diferences between these ways of output? ▫ 05-23-2006 09:43 AM - 26 replies ▫ PS for tube preamp ▫ 05-23-2006 01:39 AM - 2 replies ▫ what resistors are in the aikido signal path ▫ 05-23-2006 12:33 AM - 10 replies ▫ clarification of aikido heater supply ▫ 05-22-2006 11:18 PM - 2 replies ▫ Audio Note schematics ▫ 05-22-2006 10:10 PM - 0 replies ▫ Data for PE08/40 ▫ 05-22-2006 08:49 PM - 8 replies ▫ PA-060 use ▫ 05-22-2006 08:29 PM - 4 replies ▫ Anode loaded 6080 giving less than unity gain, Why?? ▫ 05-22-2006 03:54 PM - 28 replies ▫ Frustration with hum and noise in guitar tube amp ▫ 05-22-2006 03:22 PM - 18 replies

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