ask your general tube related questions here
-
- 6c33c SE Duplex Schematics
by Ax1 » Sat Mar 08, 2014 9:19 am
- 5 Replies
- 5314 Views
- Last post by Ax1
Mon Mar 24, 2014 3:04 pm
-
- Telefunken-Elektroakustik Tubes??
by snitch56 » Mon Mar 10, 2014 11:30 pm
- 4 Replies
- 2461 Views
- Last post by TerrySmith
Wed Mar 12, 2014 1:50 pm
-
- 5U8C / 5Z8C Rectifier Tube
by Ax1 » Mon Mar 03, 2014 2:46 pm
- 4 Replies
- 4306 Views
- Last post by Ax1
Tue Mar 04, 2014 6:37 pm
-
- After first 100uF cap power supply how big can be cap 2?
by vargasmongo3435 » Mon Feb 17, 2014 7:38 am
- 3 Replies
- 2811 Views
- Last post by rock4016
Thu Feb 27, 2014 7:50 am
-
- Push pull screen drive
by DeathRex » Thu Feb 20, 2014 9:22 am
- 6 Replies
- 2979 Views
- Last post by DeathRex
Mon Feb 24, 2014 9:31 am
-
- My single ended 811
by DeathRex » Sun Feb 16, 2014 12:36 pm
- 14 Replies
- 6346 Views
- Last post by Geek
Tue Feb 18, 2014 7:02 pm
-
- KT88?
by mathewf » Tue Jan 14, 2014 4:38 am
- 5 Replies
- 3667 Views
- Last post by kygeezer
Sat Feb 08, 2014 11:08 am
-
- Tone control
by 6B4G » Wed Feb 05, 2014 11:11 am
- 8 Replies
- 4562 Views
- Last post by 6B4G
Thu Feb 06, 2014 9:59 am
-
- I got a humdinger of hum.
by DeathRex » Wed Feb 05, 2014 9:33 pm
- 1 Replies
- 1743 Views
- Last post by kheper
Wed Feb 05, 2014 10:10 pm
-
- Carbon Composition Vs. Metal Oxide Resistors for PSU overhau
by Proschuno » Tue Feb 04, 2014 4:18 pm
- 3 Replies
- 2165 Views
- Last post by Geek
Wed Feb 05, 2014 11:52 am
-
- Another amp question KB85 clone
by 6B4G » Sun Jan 26, 2014 2:08 am
- 6 Replies
- 3143 Views
- Last post by 6B4G
Wed Feb 05, 2014 11:00 am
-
- Single Ended KT 88 amplifier
by sergeykz » Fri Apr 27, 2012 7:25 am
- 14 Replies
- 12449 Views
- Last post by Gingertube
Tue Feb 04, 2014 12:29 am
-
- Tube repair work suggestions
by SDS-PAGE » Sun Feb 02, 2014 8:20 pm
- 1 Replies
- 1722 Views
- Last post by mesherm
Mon Feb 03, 2014 9:14 pm
-
- Article to test power transformer current?
by Blair » Sun Jan 19, 2014 5:30 pm
- 12 Replies
- 4724 Views
- Last post by Blair
Mon Feb 03, 2014 10:26 am
-
- WE 437A Triode
by EWBrown » Tue Jan 28, 2014 3:05 pm
- 4 Replies
- 2679 Views
- Last post by Shannon Parks
Sun Feb 02, 2014 3:59 am
-
- 6sn7 pre amp
by 6B4G » Tue Jan 21, 2014 2:55 am
- 11 Replies
- 4990 Views
- Last post by 6B4G
Thu Jan 23, 2014 11:57 am
-
- variac humming
by nyazzip » Mon Jan 20, 2014 12:41 pm
- 7 Replies
- 2936 Views
- Last post by nyazzip
Tue Jan 21, 2014 12:17 pm
-
- KT66SE
by 6B4G » Sat Oct 05, 2013 12:00 am
- 72 Replies
- 25812 Views
- Last post by 6B4G
Tue Jan 21, 2014 2:45 am
-
- UTC O-10 whats it for?
by Blair » Sat Jan 18, 2014 8:27 pm
- 5 Replies
- 3633 Views
- Last post by battradio
Sat Jan 18, 2014 11:58 pm
-
- Learning something new everyday
by SDS-PAGE » Wed Jan 15, 2014 9:40 am
- 1 Replies
- 1699 Views
- Last post by battradio
Wed Jan 15, 2014 11:29 pm
-
- Triode jumping ???
by hilldweller » Mon Dec 30, 2013 3:53 pm
- 13 Replies
- 4679 Views
- Last post by Robert Cham
Mon Jan 13, 2014 5:52 pm
-
- Different AC ripple on either side of preamp coupling cap
by Blair » Tue Jan 07, 2014 11:09 pm
- 9 Replies
- 3729 Views
- Last post by Blair
Thu Jan 09, 2014 12:53 pm
-
- 5933 / 807W
by EWBrown » Sun Jan 05, 2014 1:09 pm
- 3 Replies
- 2651 Views
- Last post by Geek
Mon Jan 06, 2014 4:04 pm
-
- Hickok tube tester parts and service!
by hilldweller » Sun Dec 08, 2013 11:47 am
- 2 Replies
- 2517 Views
- Last post by Geek
Sat Jan 04, 2014 5:15 pm
-
- Multivibrator VCO Tuning help
by Proschuno » Sat Jan 04, 2014 11:30 am
- 0 Replies
- 1839 Views
- Last post by Proschuno
Sat Jan 04, 2014 11:30 am
-
- Choke input capacitor with tube rectifier?
by Blair » Fri Jan 03, 2014 8:53 am
- 3 Replies
- 2308 Views
- Last post by AmadeusMozart
Fri Jan 03, 2014 1:20 pm
-
- 6SL7 vs 6SU7 ?
by hilldweller » Sun Dec 22, 2013 11:21 am
- 6 Replies
- 4999 Views
- Last post by hilldweller
Fri Jan 03, 2014 6:03 am
-
- Interesting g2 feed
by AmadeusMozart » Wed Jan 01, 2014 8:00 pm
- 6 Replies
- 3044 Views
- Last post by AmadeusMozart
Thu Jan 02, 2014 3:53 pm
-
- Alps is canceling the blue velvet.
by DeathRex » Thu Dec 19, 2013 6:14 pm
- 1 Replies
- 1855 Views
- Last post by Geek
Fri Dec 20, 2013 6:23 am
-
- Help identifying this tube device
by dudegibbs » Sun Dec 15, 2013 6:41 pm
- 5 Replies
- 3066 Views
- Last post by snitch56
Wed Dec 18, 2013 3:42 pm
-
- Vintage Sylvania Loctal Tube Advertisement
by EWBrown » Wed Aug 28, 2013 7:17 pm
- 5 Replies
- 3396 Views
- Last post by EWBrown
Sun Dec 08, 2013 7:52 pm
-
- Great source for N.O.S. tubes
by hilldweller » Tue Dec 03, 2013 6:34 pm
- 11 Replies
- 4501 Views
- Last post by hilldweller
Fri Dec 06, 2013 9:28 pm
-
- All tube inverter from batteries?
by Austin Translation » Wed Aug 10, 2011 10:10 am
- 12 Replies
- 5871 Views
- Last post by EWBrown
Thu Dec 05, 2013 10:13 am
-
- Mic Preamp
by 6B4G » Tue Nov 19, 2013 5:41 am
- 4 Replies
- 2521 Views
- Last post by 6B4G
Thu Nov 28, 2013 11:35 pm
-
- Has anyone used
by 6B4G » Sun Nov 24, 2013 3:33 am
- 2 Replies
- 1994 Views
- Last post by 6B4G
Sun Nov 24, 2013 9:04 am
-
- 845 811A filament supply AC or DC
by DeathRex » Sat Nov 16, 2013 9:17 am
- 13 Replies
- 6500 Views
- Last post by DeathRex
Sat Nov 23, 2013 8:03 pm
-
- 6BW4?
by Blair » Wed Nov 20, 2013 7:54 pm
- 9 Replies
- 4710 Views
- Last post by kheper
Fri Nov 22, 2013 1:39 pm
-
- Chassis hole for 838 813
by DeathRex » Wed Nov 20, 2013 8:24 pm
- 5 Replies
- 2348 Views
- Last post by Geek
Thu Nov 21, 2013 1:08 am
-
- Troubleshooting a Dynaco AF-6
by DeathRex » Fri Nov 08, 2013 9:51 am
- 2 Replies
- 2074 Views
- Last post by DeathRex
Wed Nov 20, 2013 12:13 pm
-
- Eico HF-20 Iron Question
by Geek » Sat Nov 16, 2013 3:27 am
- 3 Replies
- 2349 Views
- Last post by battradio
Sat Nov 16, 2013 4:51 am
-
- Kid "safer" PP 6550 amp
by Blair » Thu Aug 29, 2013 8:46 pm
- 26 Replies
- 11093 Views
- Last post by Blair
Fri Nov 15, 2013 6:05 pm
-
- easy 6v6 schematic
by Dk1975 » Tue Nov 12, 2013 3:31 pm
- 11 Replies
- 6654 Views
- Last post by TomMcNally
Wed Nov 13, 2013 9:30 pm
-
- Any Tube Designers Out There: Money For You
by eddiegnz1 » Tue Nov 05, 2013 8:32 pm
- 4 Replies
- 2921 Views
- Last post by nyazzip
Sat Nov 09, 2013 2:20 am
-
- making tubes
by nyazzip » Sat Nov 09, 2013 1:47 am
- 0 Replies
- 1846 Views
- Last post by nyazzip
Sat Nov 09, 2013 1:47 am
-
- Tube rectifier capacitance beyond the pi filter
by Blair » Thu Nov 07, 2013 6:03 pm
- 4 Replies
- 2396 Views
- Last post by hilldweller
Fri Nov 08, 2013 5:15 am
-
- EL 509 / 6KG6 output tubes w/plate cap top
by hilldweller » Mon Oct 07, 2013 6:12 pm
- 17 Replies
- 11355 Views
- Last post by Salo
Wed Nov 06, 2013 11:50 pm
-
- 75 Watt/Channel Monoblock Custom Amp
by eddiegnz1 » Sat Nov 02, 2013 9:05 pm
- 5 Replies
- 2906 Views
- Last post by Hotsauce
Wed Nov 06, 2013 5:41 am
-
- T - 1610 Output tube
by hilldweller » Wed Oct 30, 2013 12:15 pm
- 4 Replies
- 2584 Views
- Last post by Hotsauce
Thu Oct 31, 2013 5:52 am
-
- Tube Suggestions for my OPTs
by SDS-PAGE » Thu Oct 10, 2013 4:19 pm
- 3 Replies
- 2051 Views
- Last post by 20to20
Fri Oct 11, 2013 6:52 am
-
- 3B7 dual directed heated triode
by EWBrown » Wed Aug 14, 2013 7:17 pm
- 1 Replies
- 2051 Views
- Last post by Rpmac
Thu Oct 10, 2013 10:58 am
Return to Board index
Who is online
Users browsing this forum: Google [Bot] and 12 guests
Forum permissions
You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot post attachments in this forum