ask your general tube related questions here
-
- PCLxx/ECLxx amp
by 6B4G » Tue Jan 04, 2022 9:55 am
- 7 Replies
- 67865 Views
- Last post by 6B4G
Wed Feb 02, 2022 9:58 am
-
- Different tube distortion - why?
by soundbrigade » Sat Jun 11, 2016 8:59 am
- 3 Replies
- 10927 Views
- Last post by ruffrecords
Thu Dec 02, 2021 6:38 am
-
- slow death spiral
by nyazzip » Mon Mar 25, 2019 1:18 am
- 22 Replies
- 51661 Views
- Last post by AmadeusMozart
Fri Nov 19, 2021 10:19 pm
-
- 12AU7
by bone » Sat Jul 03, 2021 2:19 pm
- 2 Replies
- 8373 Views
- Last post by ruffrecords
Thu Sep 02, 2021 6:36 am
-
- Good inexpensive OPT transformers or going hybrid.
by jukingeo » Sat Mar 13, 2021 12:26 pm
- 6 Replies
- 9823 Views
- Last post by AmadeusMozart
Sat Jul 17, 2021 9:42 pm
-
- 6AS7 OTL Headphone Amp - Removing the 5u4
by coop402 » Tue May 01, 2018 4:22 pm
- 14 Replies
- 31936 Views
- Last post by battradio
Fri May 04, 2018 3:12 pm
-
- 71A/50 SE amps?
by lego4040 » Fri Mar 23, 2018 1:15 pm
- 1 Replies
- 9199 Views
- Last post by DeathRex
Sat Mar 24, 2018 6:29 pm
-
- Korg Nutube and GSP
by kheper » Thu Jan 04, 2018 1:39 pm
- 9 Replies
- 16399 Views
- Last post by Geek
Thu Mar 08, 2018 2:41 am
-
- Amp PSUs - Joule per Watt?
by soundbrigade » Mon Jan 01, 2018 3:53 pm
- 5 Replies
- 11431 Views
- Last post by Geek
Fri Jan 05, 2018 12:56 am
-
- Vacuum Tube Analyzer
by paart » Tue Dec 26, 2017 9:53 pm
- 1 Replies
- 9100 Views
- Last post by Geek
Tue Dec 26, 2017 10:29 pm
-
- ECL82/PCL82 amp
by 6B4G » Sun Dec 10, 2017 9:47 am
- 6 Replies
- 14896 Views
- Last post by 6B4G
Tue Dec 12, 2017 11:03 am
-
- Eico ST-96 tuner.
by DeathRex » Mon Nov 04, 2013 9:07 am
- 10 Replies
- 18417 Views
- Last post by DeathRex
Sat Nov 11, 2017 4:43 pm
-
- Help I.D. a 300B Brand?
by Geek » Sat Sep 23, 2017 10:08 pm
- 6 Replies
- 12827 Views
- Last post by Geek
Mon Sep 25, 2017 10:20 pm
-
- Photobucket
by DeathRex » Mon Jul 17, 2017 8:03 am
- 2 Replies
- 10020 Views
- Last post by DeathRex
Tue Jul 18, 2017 9:56 am
-
- single ended gu50 schematic
by willie » Fri Oct 17, 2014 4:19 pm
- 16 Replies
- 33593 Views
- Last post by DeathRex
Wed Jul 12, 2017 11:29 am
-
- Power supply question
by dannyr » Sat Jun 24, 2017 3:05 pm
- 8 Replies
- 15473 Views
- Last post by dannyr
Sat Jul 01, 2017 1:32 am
-
- New Output-Tube Testing Method
by paart » Thu Jun 15, 2017 10:05 am
- 1 Replies
- 9153 Views
- Last post by Geek
Thu Jun 15, 2017 8:12 pm
-
- PPP 6CB5A schematic? Look OK?
by Blair » Mon Jun 10, 2013 1:58 pm
- 43 Replies
- 73101 Views
- Last post by Blair
Mon May 15, 2017 8:11 pm
-
- Speaker impedance. How close should actual load be?
by Newbietube » Thu Jan 12, 2017 2:36 pm
- 3 Replies
- 10900 Views
- Last post by Geek
Tue Mar 28, 2017 3:07 am
-
- Did everyone get their ruler from Digikey?
by DeathRex » Thu Feb 16, 2017 3:39 pm
- 1 Replies
- 9387 Views
- Last post by Geek
Sat Feb 18, 2017 3:04 am
-
- McIntosh MA 6100
by DeathRex » Fri Apr 29, 2016 11:20 am
- 17 Replies
- 28253 Views
- Last post by Geek
Mon Jan 30, 2017 2:23 pm
-
- Running a transformer in reverse.
by Newbietube » Thu Nov 24, 2016 5:40 am
- 4 Replies
- 12495 Views
- Last post by Newbietube
Thu Jan 12, 2017 2:28 pm
-
- CCS for small signal pentodes
by DeathRex » Wed Jan 11, 2017 5:50 pm
- 5 Replies
- 12254 Views
- Last post by Geek
Thu Jan 12, 2017 1:01 pm
-
- Help understanding some things about amplifier design
by mrtubenewbie » Tue Aug 02, 2016 12:08 pm
- 5 Replies
- 14222 Views
- Last post by Impmon
Fri Dec 16, 2016 11:41 pm
-
- Opinion, pls, for tubes Golden Gate
by azazello » Tue Dec 06, 2016 12:15 pm
- 4 Replies
- 11978 Views
- Last post by cdmawolf
Thu Dec 08, 2016 9:06 pm
-
- ST-70 Power supply questions
by franciscano » Sun Oct 30, 2016 5:57 am
- 15 Replies
- 26398 Views
- Last post by Quad
Thu Nov 03, 2016 11:11 am
-
- Dynaco Dyna PAS PC5 PC6 pcb
by erez1012 » Fri Sep 30, 2016 6:28 am
- 4 Replies
- 12230 Views
- Last post by Gingertube
Tue Oct 04, 2016 11:19 pm
-
- Diy tube amp recommandation
by franciscano » Sat Sep 10, 2016 10:39 pm
- 5 Replies
- 13001 Views
- Last post by franciscano
Mon Sep 12, 2016 2:28 am
-
- Philco Radio Gallery 1928-1960
by EWBrown » Wed Sep 07, 2016 7:18 pm
- 2 Replies
- 9836 Views
- Last post by EWBrown
Wed Sep 07, 2016 8:32 pm
-
- Introducing the 26E6WG - Plinker of the Day
by EWBrown » Mon Aug 15, 2016 1:01 pm
- 4 Replies
- 12587 Views
- Last post by EWBrown
Mon Aug 29, 2016 3:43 pm
-
- Tube data for the 9AM10
by rsumperl » Sun Aug 28, 2016 7:31 pm
- 2 Replies
- 10245 Views
- Last post by EWBrown
Sun Aug 28, 2016 8:41 pm
-
- Best new 6CA7/EL34?
by joeztech » Sun Aug 21, 2016 2:22 pm
- 2 Replies
- 10455 Views
- Last post by joeztech
Sun Aug 21, 2016 3:41 pm
-
- Couple of Russian "big boys"
by EWBrown » Sat Aug 20, 2016 7:50 pm
- 1 Replies
- 9827 Views
- Last post by Geek
Sat Aug 20, 2016 10:04 pm
-
- Sylvania SN-1551B mystery triode ?
by EWBrown » Wed Aug 17, 2016 3:56 pm
- 2 Replies
- 10735 Views
- Last post by EWBrown
Thu Aug 18, 2016 3:10 pm
-
- Three pairs of transformers and what to do with them
by soundbrigade » Tue Jul 26, 2016 4:35 pm
- 8 Replies
- 15126 Views
- Last post by soundbrigade
Wed Jul 27, 2016 4:36 pm
-
- Small SE amp with no pre-amp
by Vernrich » Wed Jun 15, 2016 11:50 pm
- 3 Replies
- 11709 Views
- Last post by soundbrigade
Thu Jun 23, 2016 10:39 am
-
- New ideas in an old fashioned AM tuner
by LW1DSE » Mon Apr 25, 2016 7:28 am
- 17 Replies
- 30612 Views
- Last post by LW1DSE
Wed Jun 22, 2016 6:32 am
-
- VOX AC15 - DIY Repair assist
by JCB42 » Tue Jun 07, 2016 9:18 am
- 0 Replies
- 12070 Views
- Last post by JCB42
Tue Jun 07, 2016 9:18 am
-
- Amplifier Using B Minus instead of B Plus
by joeztech » Sun Jun 05, 2016 3:00 pm
- 2 Replies
- 10196 Views
- Last post by joeztech
Mon Jun 06, 2016 5:32 am
-
- Make Your Own Tubes- New Forum
by rmyauck » Sun May 29, 2016 9:25 am
- 0 Replies
- 11607 Views
- Last post by rmyauck
Sun May 29, 2016 9:25 am
-
- Independent tube biasing?
by fcervone » Wed May 04, 2016 4:52 pm
- 5 Replies
- 13035 Views
- Last post by dcriner
Sat May 28, 2016 4:46 pm
-
- Vacuum Tube Time Machine
by shlafferty » Mon May 02, 2016 2:33 pm
- 3 Replies
- 11249 Views
- Last post by shlafferty
Fri May 06, 2016 7:33 am
-
- Mcintosh C24 rebuild ideas
by DeathRex » Wed Feb 10, 2016 3:57 pm
- 15 Replies
- 29793 Views
- Last post by DeathRex
Mon Apr 25, 2016 12:08 pm
-
- CBS-Hytron Dice-a-tron
by EWBrown » Mon Apr 18, 2016 7:08 pm
- 6 Replies
- 13092 Views
- Last post by soundbrigade
Sun Apr 24, 2016 6:54 am
-
- need tube chart for califone 26V cosmopolitan 2
by flashbk13 » Fri Mar 25, 2016 8:48 pm
- 14 Replies
- 26294 Views
- Last post by flashbk13
Tue Apr 19, 2016 5:34 pm
-
- Low gain, low current, low impedance stage
by DeathRex » Mon Jun 15, 2015 6:18 pm
- 3 Replies
- 11837 Views
- Last post by LW1DSE
Mon Apr 18, 2016 10:05 am
-
- Headphones and PP-amps
by soundbrigade » Sat Jun 06, 2015 3:32 pm
- 7 Replies
- 15410 Views
- Last post by LW1DSE
Mon Apr 18, 2016 9:49 am
-
- Advice on a 6550 pp amp
by jbesound » Sat Mar 26, 2016 3:21 pm
- 4 Replies
- 12258 Views
- Last post by jbesound
Thu Apr 14, 2016 8:51 pm
-
- Testing Rectifier Tube
by skidave » Tue Feb 09, 2016 10:56 am
- 4 Replies
- 13232 Views
- Last post by LW1DSE
Thu Apr 14, 2016 1:03 pm
-
- The Knifonium, the vacuum tube synthesizer
by EWBrown » Fri Apr 08, 2016 6:33 pm
- 1 Replies
- 10119 Views
- Last post by Geek
Sat Apr 09, 2016 12:26 am
Return to Board index
Who is online
Users browsing this forum: No registered users and 41 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