ask your general tube related questions here
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- AES Shematics data bank
by EWBrown » Thu Mar 19, 2015 8:52 am
- 1 Replies
- 2256 Views
- Last post by Geek
Thu Mar 19, 2015 11:22 am
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- Potentiometer problem can you help
by 6B4G » Tue Feb 03, 2015 5:45 am
- 16 Replies
- 7485 Views
- Last post by 6B4G
Thu Mar 19, 2015 2:00 am
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- There be monsters....
by EWBrown » Sun Mar 01, 2015 8:16 pm
- 6 Replies
- 3054 Views
- Last post by Shannon Parks
Sun Mar 08, 2015 8:25 am
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- Russian Tube Manufacturer Identification
by EWBrown » Thu Feb 12, 2015 9:02 am
- 3 Replies
- 2624 Views
- Last post by EWBrown
Sat Mar 07, 2015 9:40 pm
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- Tube rectifier connections
by Core32 » Tue Jan 27, 2015 10:34 am
- 24 Replies
- 8568 Views
- Last post by Geek
Sun Mar 01, 2015 12:53 pm
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- NUTUBE
by EWBrown » Thu Jan 29, 2015 6:21 pm
- 9 Replies
- 4404 Views
- Last post by EWBrown
Thu Feb 12, 2015 9:35 am
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- Leak Varislope Stereo Preamplifier
by 6B4G » Sat Jan 31, 2015 5:17 am
- 2 Replies
- 2356 Views
- Last post by 6B4G
Sun Feb 01, 2015 1:11 am
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- coupling capacitors
by 6B4G » Mon Nov 24, 2014 3:17 am
- 9 Replies
- 5241 Views
- Last post by soundbrigade
Sun Jan 25, 2015 3:42 am
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- How high is the transconductance of this tube?
by DeathRex » Tue Sep 16, 2014 3:03 pm
- 8 Replies
- 4759 Views
- Last post by DeathRex
Sat Jan 17, 2015 9:43 pm
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- A unknown change done to the Leak ST50
by 6B4G » Tue Jan 13, 2015 1:24 am
- 7 Replies
- 3386 Views
- Last post by 6B4G
Sat Jan 17, 2015 12:35 am
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- OZ4 tube
by Dk1975 » Tue Dec 30, 2014 4:58 pm
- 1 Replies
- 1745 Views
- Last post by dcriner
Tue Dec 30, 2014 5:59 pm
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- Adding voltage to power supply
by DeathRex » Tue Oct 14, 2014 9:40 am
- 4 Replies
- 2779 Views
- Last post by gui_tarzan
Mon Dec 29, 2014 12:26 pm
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- Marconi TF 791D cannoblization; appropriate?
by Proschuno » Mon Dec 15, 2014 10:33 pm
- 5 Replies
- 2835 Views
- Last post by Geek
Sun Dec 21, 2014 4:24 pm
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- Leak TL/25 Gain control?
by 6B4G » Tue Dec 02, 2014 1:17 pm
- 11 Replies
- 4441 Views
- Last post by kheper
Mon Dec 15, 2014 5:23 am
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- LEAK Stereo 50 440 X 2 Resistor Rebuild
by 6B4G » Fri Dec 12, 2014 5:43 am
- 2 Replies
- 2020 Views
- Last post by Shannon Parks
Sun Dec 14, 2014 7:29 am
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- Svetlana EL34s
by dcriner » Wed Nov 26, 2014 7:29 pm
- 0 Replies
- 2275 Views
- Last post by dcriner
Wed Nov 26, 2014 7:29 pm
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- LEAK Stereo 50 Rebuild
by 6B4G » Thu Nov 20, 2014 12:44 am
- 11 Replies
- 4409 Views
- Last post by 6B4G
Mon Nov 24, 2014 11:41 pm
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- Help trouble shooting Budgie Phono
by Heath » Sun Nov 09, 2014 7:22 pm
- 2 Replies
- 1965 Views
- Last post by Heath
Mon Nov 10, 2014 6:55 pm
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- Installing Panel Meters
by Ron944 » Tue Sep 30, 2014 1:21 pm
- 3 Replies
- 3005 Views
- Last post by DeathRex
Wed Oct 01, 2014 8:44 am
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- My "Tube SEPIC II" project
by LW1DSE » Mon Aug 11, 2014 8:25 am
- 6 Replies
- 4276 Views
- Last post by LW1DSE
Mon Sep 22, 2014 6:27 am
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- old radio
by nyazzip » Tue Sep 02, 2014 3:53 pm
- 2 Replies
- 2031 Views
- Last post by nyazzip
Tue Sep 02, 2014 11:03 pm
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- Bob Carver tube amps
by DeathRex » Thu Aug 28, 2014 9:11 am
- 1 Replies
- 2084 Views
- Last post by Geek
Thu Aug 28, 2014 11:33 am
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- A neutralized preamplifier & driver
by LW1DSE » Wed Aug 13, 2014 10:22 am
- 6 Replies
- 5032 Views
- Last post by LW1DSE
Wed Aug 13, 2014 12:53 pm
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- New to tubes, need help with K502
by Jhow5757 » Mon Aug 11, 2014 6:46 am
- 4 Replies
- 2803 Views
- Last post by Shannon Parks
Wed Aug 13, 2014 6:42 am
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- Hi all guy's
by LW1DSE » Wed Aug 06, 2014 10:12 am
- 8 Replies
- 3880 Views
- Last post by LW1DSE
Mon Aug 11, 2014 6:49 am
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- A phalanx of tubes
by EWBrown » Sun Aug 03, 2014 8:09 pm
- 3 Replies
- 2374 Views
- Last post by battradio
Mon Aug 04, 2014 6:51 pm
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- Raytheon Double Triode 2C52
by EWBrown » Thu Jul 24, 2014 8:06 am
- 9 Replies
- 4985 Views
- Last post by EWBrown
Wed Jul 30, 2014 7:01 pm
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- Bridging a tube stereo power
by coolhandjjl » Sat Jul 12, 2014 10:02 am
- 5 Replies
- 3030 Views
- Last post by coolhandjjl
Wed Jul 23, 2014 5:09 pm
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- EF12 & Type47#
by turing » Mon Jul 07, 2014 2:59 pm
- 7 Replies
- 3565 Views
- Last post by turing
Tue Jul 08, 2014 5:28 am
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- EBC3 & CBL1 Tube AMP
by turing » Mon Jun 30, 2014 2:59 pm
- 13 Replies
- 5635 Views
- Last post by EWBrown
Tue Jul 01, 2014 5:48 pm
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- I need a tube identified
by DeathRex » Mon Jun 23, 2014 7:25 pm
- 5 Replies
- 2807 Views
- Last post by Geek
Tue Jun 24, 2014 5:52 pm
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- Line stage
by 6B4G » Mon Jun 02, 2014 11:54 pm
- 8 Replies
- 4135 Views
- Last post by 6B4G
Fri Jun 06, 2014 12:46 am
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- UCL11 SE options
by DeathRex » Sat May 31, 2014 11:55 am
- 4 Replies
- 2722 Views
- Last post by DeathRex
Sat May 31, 2014 6:00 pm
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- US Tubes and their Russian Equivalents
by EWBrown » Fri May 30, 2014 7:49 am
- 1 Replies
- 1863 Views
- Last post by soundbrigade
Fri May 30, 2014 10:57 am
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- What would be my output transformer imp?
by DeathRex » Sat May 24, 2014 9:03 am
- 16 Replies
- 6300 Views
- Last post by EWBrown
Wed May 28, 2014 7:28 am
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- Vintage Sparton 4940 TV set
by EWBrown » Fri May 23, 2014 4:34 pm
- 4 Replies
- 2399 Views
- Last post by Geek
Mon May 26, 2014 12:24 pm
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- Overhauling Old HT PSU
by Proschuno » Thu Feb 13, 2014 11:28 pm
- 2 Replies
- 2014 Views
- Last post by Impmon
Sun May 18, 2014 6:15 pm
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- Has anyone DIYed a anode cap?
by DeathRex » Wed Mar 12, 2014 12:28 pm
- 8 Replies
- 3923 Views
- Last post by mesherm
Sun May 18, 2014 11:09 am
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- Help with power supply
by vvelt » Wed May 14, 2014 5:22 pm
- 10 Replies
- 4232 Views
- Last post by vvelt
Sat May 17, 2014 9:00 am
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- B+ To delay or not delay
by skidave » Fri Mar 21, 2014 6:02 am
- 13 Replies
- 6858 Views
- Last post by Jerryz1963
Sun May 11, 2014 2:08 pm
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- First transformer rating in a back to back arrangement
by Blair » Tue May 06, 2014 8:18 pm
- 4 Replies
- 2185 Views
- Last post by Geek
Sat May 10, 2014 12:36 am
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- Tube 201
by EWBrown » Fri May 09, 2014 2:57 pm
- 0 Replies
- 2211 Views
- Last post by EWBrown
Fri May 09, 2014 2:57 pm
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- Heathkit USC-1
by 6B4G » Fri May 02, 2014 5:15 am
- 2 Replies
- 2374 Views
- Last post by 6B4G
Fri May 02, 2014 11:59 pm
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- A brief history of Russian vacuum tubes
by EWBrown » Tue Apr 29, 2014 6:01 pm
- 5 Replies
- 3421 Views
- Last post by EWBrown
Thu May 01, 2014 8:05 pm
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- Now a buzz problem
by DeathRex » Tue Apr 15, 2014 4:42 pm
- 6 Replies
- 3116 Views
- Last post by Impmon
Wed Apr 23, 2014 12:06 pm
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- Ideas, Impressions, Schematic Suggestions for 807's
by zippy1540 » Mon Mar 03, 2014 8:30 am
- 12 Replies
- 6757 Views
- Last post by Impmon
Wed Apr 23, 2014 11:45 am
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- LMEricsson 6761
by roren » Sun Apr 20, 2014 7:24 am
- 11 Replies
- 6806 Views
- Last post by roren
Wed Apr 23, 2014 10:18 am
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- New Tung - Sol KT - 150 Output Tube
by hilldweller » Sat Sep 21, 2013 5:25 am
- 43 Replies
- 27261 Views
- Last post by dcriner
Mon Apr 21, 2014 5:00 pm
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- Slight hum problem
by DeathRex » Sun Apr 13, 2014 5:40 pm
- 5 Replies
- 2854 Views
- Last post by Shannon Parks
Mon Apr 14, 2014 8:53 am
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- 37.5hZ
by nyazzip » Sun Apr 06, 2014 1:04 am
- 3 Replies
- 2182 Views
- Last post by Geek
Mon Apr 07, 2014 12:55 am
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