ask your general tube related questions here
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- VT-25 vs. VT-25A
by SDS-PAGE » Mon Sep 30, 2013 10:54 am
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Wed Oct 02, 2013 5:48 am
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- output impedance
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- 9-pin rectifier tubes?
by Blair » Sun Sep 29, 2013 7:38 am
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- LED bias on parallel triodes
by Blair » Tue Sep 17, 2013 9:55 am
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Sun Sep 22, 2013 5:46 pm
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- Wireless Headphone
by Vince » Wed Jun 04, 2008 9:34 pm
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Wed Sep 18, 2013 5:21 am
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- En Vogue Darling SRPP SE tube amp Finished!
by PIANOLYDIA » Fri Aug 23, 2013 7:12 pm
- 3 Replies
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Mon Aug 26, 2013 1:42 pm
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- Basic Audio Tube collection List
by Proschuno » Mon Jul 15, 2013 1:34 pm
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Sun Aug 25, 2013 6:47 pm
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- EL34 in UL?
by Blair » Wed Aug 14, 2013 8:42 pm
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Mon Aug 19, 2013 5:31 pm
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- SE amp chassis from Asia
by Blair » Sun Aug 18, 2013 8:56 am
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Sun Aug 18, 2013 12:23 pm
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- Buildin a shop amp
by battradio » Tue Aug 06, 2013 11:57 am
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Thu Aug 15, 2013 6:47 pm
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- Tube Amp Environmental Realities
by kt88pppamp » Tue May 28, 2013 2:29 am
- 13 Replies
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Wed Aug 14, 2013 2:45 pm
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- Feedback with Hammond 1650N
by rockdrigo » Sat Aug 03, 2013 11:53 am
- 1 Replies
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Sun Aug 04, 2013 7:24 am
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- Balance on a cathode bias circuit?
by Blair » Wed Jul 24, 2013 3:18 pm
- 6 Replies
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Thu Jul 25, 2013 10:00 am
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- Balance on a cathode bias circuit?
by Blair » Wed Jul 24, 2013 3:13 pm
- 0 Replies
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Wed Jul 24, 2013 3:13 pm
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- Phase inverter
by rsumperl » Wed Jul 10, 2013 4:14 am
- 3 Replies
- 2214 Views
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Tue Jul 23, 2013 6:50 pm
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- Building an amp to last 30+ years
by battradio » Sat Oct 20, 2012 11:16 pm
- 12 Replies
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Sat Jul 20, 2013 9:39 pm
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- DIY Poseidon Board + PSU
by rockdrigo » Tue Jul 16, 2013 9:11 am
- 3 Replies
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Wed Jul 17, 2013 5:58 pm
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- amp abuse
by nyazzip » Fri Jul 12, 2013 8:41 am
- 10 Replies
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Sun Jul 14, 2013 12:37 am
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- Bias without bias tap
by rockdrigo » Wed Jun 26, 2013 12:10 pm
- 12 Replies
- 5027 Views
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Sun Jul 07, 2013 11:07 pm
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- Audio use for pentagrids?
by Proschuno » Sat Jul 06, 2013 7:22 am
- 3 Replies
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Sun Jul 07, 2013 12:48 am
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- Blue Glow Hot Switch
by kt88pppamp » Sat Jul 06, 2013 8:26 pm
- 1 Replies
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Sat Jul 06, 2013 11:20 pm
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- Dynaco PAS Preamps
by coolhandjjl » Tue Jul 02, 2013 6:57 pm
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Thu Jul 04, 2013 4:56 pm
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- More Insane Numbers
by kt88pppamp » Wed Jun 26, 2013 11:58 pm
- 7 Replies
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Mon Jul 01, 2013 9:07 pm
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- Tube Amp Junior Idea
by kt88pppamp » Sat Jun 22, 2013 8:40 pm
- 10 Replies
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Thu Jun 27, 2013 5:54 pm
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- Power On Delay
by kt88pppamp » Sat Jun 11, 2011 3:08 pm
- 21 Replies
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Wed Jun 26, 2013 5:04 am
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- The world's oldest monode
by EWBrown » Wed Dec 20, 2006 8:03 am
- 9 Replies
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Tue Jun 25, 2013 11:48 pm
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- Moving On
by kt88pppamp » Sat Mar 24, 2012 9:20 pm
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Tue Jun 25, 2013 6:45 am
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- Variable High Voltage Supply for Experiments; How many Amps?
by Proschuno » Mon Jun 24, 2013 7:38 am
- 1 Replies
- 1722 Views
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Mon Jun 24, 2013 12:42 pm
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- Bendix Red Bank Rectifiers
by EWBrown » Tue Jun 18, 2013 2:33 pm
- 0 Replies
- 1990 Views
- Last post by EWBrown
Tue Jun 18, 2013 2:33 pm
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- The Dumpster Transformer Topic
by wiredbecker » Fri Apr 06, 2007 1:11 pm
- 16 Replies
- 46223 Views
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Fri Jun 14, 2013 9:31 pm
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- LATEST ON THE ENVOGUE DARLING AMPLIFIER
by PIANOLYDIA » Fri Jun 14, 2013 4:21 pm
- 1 Replies
- 1596 Views
- Last post by DeathRex
Fri Jun 14, 2013 7:27 pm
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- PARALLEL WIRING A TWIN TRIODE 12AV7
by PIANOLYDIA » Sun Jun 09, 2013 1:56 pm
- 13 Replies
- 9357 Views
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Thu Jun 13, 2013 8:27 pm
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- Bias arrangement for 12AV7
by PIANOLYDIA » Tue Jun 11, 2013 12:00 am
- 2 Replies
- 1760 Views
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Tue Jun 11, 2013 2:31 pm
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- Darling En Vogue Amplifier with Parallel 1626's SE
by PIANOLYDIA » Wed Jun 05, 2013 12:41 pm
- 10 Replies
- 5111 Views
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Sun Jun 09, 2013 9:53 pm
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- Max B+ voltage on the Edcor CXSE
by DeathRex » Sun Jun 09, 2013 8:31 am
- 7 Replies
- 3388 Views
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Sun Jun 09, 2013 6:24 pm
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- 6GF7A for preamp circuit?
by Blair » Sat Jun 01, 2013 9:56 am
- 6 Replies
- 2874 Views
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Mon Jun 03, 2013 5:56 am
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- TIPS on Trouble Shooting
by MacL » Thu May 30, 2013 10:37 am
- 2 Replies
- 1769 Views
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Sun Jun 02, 2013 9:53 am
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- Metasonix thyratron synth; op amp pin out?
by Proschuno » Sat Jun 01, 2013 4:27 pm
- 2 Replies
- 1912 Views
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Sun Jun 02, 2013 5:49 am
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- KT-120 production life?
by Blair » Mon May 27, 2013 10:29 pm
- 6 Replies
- 2861 Views
- Last post by battradio
Tue May 28, 2013 2:30 pm
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- 6DY7 Dual Pentode
by kt88pppamp » Wed May 22, 2013 11:25 pm
- 5 Replies
- 3224 Views
- Last post by soundbrigade
Tue May 28, 2013 9:03 am
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- Transformer
by kt88pppamp » Sat May 25, 2013 9:44 pm
- 1 Replies
- 1579 Views
- Last post by Geek
Sun May 26, 2013 2:47 am
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- Wanting to build a higher powered SE.
by DeathRex » Wed May 15, 2013 9:13 am
- 33 Replies
- 15472 Views
- Last post by Geek
Sat May 25, 2013 3:58 pm
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- 6L6 Soviet and Nazi
by kt88pppamp » Fri May 17, 2013 8:32 pm
- 15 Replies
- 6025 Views
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Fri May 24, 2013 10:51 am
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- Scored Two NOS GZ34s
by kt88pppamp » Tue May 21, 2013 1:42 pm
- 6 Replies
- 2919 Views
- Last post by EWBrown
Fri May 24, 2013 8:50 am
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- Grounding Question for floated filaments
by Blair » Fri May 17, 2013 1:22 pm
- 5 Replies
- 2513 Views
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Fri May 17, 2013 9:13 pm
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- Mark III 6SN7 Driver Board
by rockdrigo » Sun May 12, 2013 7:38 am
- 4 Replies
- 2633 Views
- Last post by Shannon Parks
Fri May 17, 2013 3:35 am
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- Multivibrator mathematics
by Proschuno » Sun May 05, 2013 8:03 pm
- 8 Replies
- 4545 Views
- Last post by Impmon
Mon May 13, 2013 12:56 pm
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- 6CB5 in PP?
by Blair » Tue Apr 23, 2013 9:24 pm
- 16 Replies
- 6219 Views
- Last post by Blair
Fri May 10, 2013 7:40 am
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- Power Line Noise
by kt88pppamp » Thu May 09, 2013 11:09 pm
- 4 Replies
- 2128 Views
- Last post by WA4SWJ
Fri May 10, 2013 5:18 am
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- 12Axx/ECC8x vs industrials
by soundbrigade » Sat Mar 16, 2013 1:41 pm
- 9 Replies
- 3584 Views
- Last post by EWBrown
Thu May 09, 2013 5:33 pm
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