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Interesting new tube from Noritake...

Last post by jack « Wed Feb 04, 2015 1:50 pm
Replies: 2
by jack » Wed Feb 04, 2015 1:25 pm

2 Replies

3439 Views

Last post by jack
Wed Feb 04, 2015 1:50 pm
417a like a fly in Amber ...

Last post by IslandPink « Mon Jan 12, 2015 9:13 pm

by IslandPink » Mon Jan 12, 2015 9:13 pm

0 Replies

2970 Views

Last post by IslandPink
Mon Jan 12, 2015 9:13 pm
one for paul barker

Last post by steve s « Wed Dec 24, 2014 2:59 pm

by steve s » Wed Dec 24, 2014 2:59 pm

0 Replies

2758 Views

Last post by steve s
Wed Dec 24, 2014 2:59 pm
Cheap 4Wpc valve

Last post by rowuk « Wed Nov 19, 2014 4:17 pm
Replies: 9
by IslandPink » Wed Nov 05, 2014 8:05 pm

9 Replies

8526 Views

Last post by rowuk
Wed Nov 19, 2014 4:17 pm
Monolith magnetics

Last post by Toppsy « Mon Oct 20, 2014 6:31 pm
Replies: 1
by fvale » Mon Oct 20, 2014 2:30 pm

1 Replies

4006 Views

Last post by Toppsy
Mon Oct 20, 2014 6:31 pm
Plethora of OTLs

Last post by Firebottle « Sun Sep 14, 2014 8:14 am
Replies: 4
by Firebottle » Sat Sep 13, 2014 6:52 pm

4 Replies

3819 Views

Last post by Firebottle
Sun Sep 14, 2014 8:14 am
Exploding 300B

Last post by Mike H « Wed Aug 06, 2014 8:07 pm
Replies: 5
by AndrewR » Mon Jul 28, 2014 1:03 pm

5 Replies

5457 Views

Last post by Mike H
Wed Aug 06, 2014 8:07 pm
+/-15v psu for modular synth. Valve recommendations please

Last post by dave dove « Mon Aug 04, 2014 7:00 am
Replies: 6
by dave dove » Sat Jul 26, 2014 6:24 pm

6 Replies

5937 Views

Last post by dave dove
Mon Aug 04, 2014 7:00 am
A single stage amp ?

Last post by Nick « Fri Jul 11, 2014 8:12 pm
Replies: 43
by steve s » Mon Mar 31, 2014 7:12 pm
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43 Replies

25434 Views

Last post by Nick
Fri Jul 11, 2014 8:12 pm
Shake your Booty!

Last post by Romy The Cat « Fri Jul 11, 2014 4:16 pm
Replies: 10
by rowuk » Wed Jul 09, 2014 10:17 pm

10 Replies

6233 Views

Last post by Romy The Cat
Fri Jul 11, 2014 4:16 pm
Heating U19 rectifiers

Last post by slowmotion « Fri Jul 11, 2014 4:01 pm
Replies: 6
by pre65 » Thu Jul 10, 2014 2:30 pm

6 Replies

4353 Views

Last post by slowmotion
Fri Jul 11, 2014 4:01 pm
romys dset concept

Last post by Romy The Cat « Tue Jul 08, 2014 12:05 pm
Replies: 46
by cressy » Sat May 31, 2014 1:42 pm
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46 Replies

27278 Views

Last post by Romy The Cat
Tue Jul 08, 2014 12:05 pm
RH813

Last post by Alex Kitic « Tue Jun 24, 2014 8:44 pm
Replies: 2
by Alex Kitic » Tue Jun 24, 2014 5:47 pm

2 Replies

2720 Views

Last post by Alex Kitic
Tue Jun 24, 2014 8:44 pm
PX25 / KT66

Last post by Alex Kitic « Thu Jun 12, 2014 10:14 pm
Replies: 5
by pre65 » Thu Jun 12, 2014 2:18 pm

5 Replies

3914 Views

Last post by Alex Kitic
Thu Jun 12, 2014 10:14 pm
RH300B

Last post by Alex Kitic « Fri Jun 06, 2014 11:43 am
Replies: 17
by Alex Kitic » Sun Nov 17, 2013 11:37 am
1

2
17 Replies

12815 Views

Last post by Alex Kitic
Fri Jun 06, 2014 11:43 am
PX4 vs 2A3

Last post by rowuk « Sun Jun 01, 2014 3:08 pm
Replies: 84
by Paul Barker » Sat Jul 20, 2013 8:18 am
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84 Replies

47511 Views

Last post by rowuk
Sun Jun 01, 2014 3:08 pm
Low voltage valves

Last post by Paul Barker « Sun Jun 01, 2014 1:55 pm
Replies: 2
by Paul Barker » Sun Jun 01, 2014 9:57 am

2 Replies

2451 Views

Last post by Paul Barker
Sun Jun 01, 2014 1:55 pm
CV1094

Last post by steve s « Sat May 24, 2014 8:16 am
Replies: 12
by pre65 » Wed May 21, 2014 7:42 am

12 Replies

4047 Views

Last post by steve s
Sat May 24, 2014 8:16 am
RH2A3

Last post by Paul Barker « Fri May 23, 2014 1:22 pm
Replies: 305
by Alex Kitic » Fri Feb 07, 2014 11:28 am
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17

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21
305 Replies

94792 Views

Last post by Paul Barker
Fri May 23, 2014 1:22 pm
6463 GE

Last post by Dave the bass « Fri May 02, 2014 11:34 am
Replies: 18
by Cressy Snr » Sat May 11, 2013 5:59 pm
1

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18 Replies

9159 Views

Last post by Dave the bass
Fri May 02, 2014 11:34 am
Valves

Last post by Mike H « Mon Apr 07, 2014 9:30 pm
Replies: 30
by Andy831 » Sat Jan 05, 2008 8:03 am
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30 Replies

16769 Views

Last post by Mike H
Mon Apr 07, 2014 9:30 pm
Where to start with valve amps

Last post by bostod « Sun Apr 06, 2014 1:01 pm
Replies: 13
by bostod » Tue Dec 10, 2013 1:20 am

13 Replies

10190 Views

Last post by bostod
Sun Apr 06, 2014 1:01 pm
Russian Valve Data HTML with Hot Links

Last post by Paul Barker « Sat Mar 29, 2014 8:52 am

by Paul Barker » Sat Mar 29, 2014 8:52 am

0 Replies

2360 Views

Last post by Paul Barker
Sat Mar 29, 2014 8:52 am
Grid resistor : exceeding the spec

Last post by Nick « Sun Mar 23, 2014 6:54 pm
Replies: 4
by Paul Barker » Sun Mar 23, 2014 8:29 am

4 Replies

2868 Views

Last post by Nick
Sun Mar 23, 2014 6:54 pm
Twin DHPs

Last post by Alex Kitic « Wed Feb 26, 2014 1:09 pm
Replies: 4
by Cressy Snr » Mon Feb 24, 2014 9:56 pm

4 Replies

3911 Views

Last post by Alex Kitic
Wed Feb 26, 2014 1:09 pm
High Slope Power Pentodes

Last post by Cressy Snr « Tue Feb 18, 2014 6:15 pm
Replies: 9
by Cressy Snr » Sun Feb 16, 2014 8:54 pm

9 Replies

6733 Views

Last post by Cressy Snr
Tue Feb 18, 2014 6:15 pm
27 and 37

Last post by Paul Barker « Mon Feb 03, 2014 7:39 pm
Replies: 4
by Paul Barker » Sun Feb 02, 2014 9:52 pm

4 Replies

3546 Views

Last post by Paul Barker
Mon Feb 03, 2014 7:39 pm
The Kimmel Mu Stage

Last post by Paul Barker « Sat Feb 01, 2014 3:55 pm
Replies: 6
by Paul Barker » Sat Feb 01, 2014 10:02 am

6 Replies

4525 Views

Last post by Paul Barker
Sat Feb 01, 2014 3:55 pm
Diode spreadsheet help please?

Last post by Mike H « Fri Jan 31, 2014 12:31 am
Replies: 8
by Paul Barker » Wed Jan 01, 2014 9:38 pm

8 Replies

6340 Views

Last post by Mike H
Fri Jan 31, 2014 12:31 am
Transformers

Last post by Mike H « Thu Jan 23, 2014 11:00 pm
Replies: 4
by Unfold » Tue Jan 21, 2014 9:08 pm

4 Replies

4274 Views

Last post by Mike H
Thu Jan 23, 2014 11:00 pm
50 se shuntregulated supply

Last post by vegard « Wed Jan 22, 2014 11:01 am
Replies: 28
by vegard » Tue Mar 26, 2013 7:54 pm
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2
28 Replies

13610 Views

Last post by vegard
Wed Jan 22, 2014 11:01 am
Bill Beard BB100 'HELP' pleas

Last post by Unfold « Wed Jan 22, 2014 10:01 am
Replies: 33
by Pault » Sat May 15, 2010 2:35 pm
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33 Replies

22934 Views

Last post by Unfold
Wed Jan 22, 2014 10:01 am
Producing LTSpice models with the uTester...

Last post by jack « Fri Jan 17, 2014 1:10 pm

by jack » Fri Jan 17, 2014 1:10 pm

0 Replies

2348 Views

Last post by jack
Fri Jan 17, 2014 1:10 pm
12SJ7 Screen By-pass cap calculation

Last post by Paul Barker « Thu Jan 02, 2014 1:25 pm
Replies: 3
by Paul Barker » Wed Jan 01, 2014 8:42 am

3 Replies

2405 Views

Last post by Paul Barker
Thu Jan 02, 2014 1:25 pm
832a anode connectors

Last post by pre65 « Wed Jan 01, 2014 1:07 pm

by pre65 » Wed Jan 01, 2014 1:07 pm

0 Replies

1914 Views

Last post by pre65
Wed Jan 01, 2014 1:07 pm
Loose valve base

Last post by little eddy « Sun Dec 29, 2013 7:16 pm
Replies: 8
by little eddy » Wed Dec 18, 2013 10:54 pm

8 Replies

5655 Views

Last post by little eddy
Sun Dec 29, 2013 7:16 pm
E80CF valves

Last post by acorn « Fri Dec 20, 2013 10:09 am

by acorn » Fri Dec 20, 2013 10:09 am

0 Replies

2032 Views

Last post by acorn
Fri Dec 20, 2013 10:09 am
Capaicitors

Last post by al newall « Wed Dec 18, 2013 6:59 pm
Replies: 14
by acorn » Mon Dec 16, 2013 1:57 pm

14 Replies

8317 Views

Last post by al newall
Wed Dec 18, 2013 6:59 pm
Some interesting articles...

Last post by jack « Mon Dec 16, 2013 11:33 am

by jack » Mon Dec 16, 2013 11:33 am

0 Replies

2365 Views

Last post by jack
Mon Dec 16, 2013 11:33 am
GM70 Justification

Last post by pre65 « Sat Dec 14, 2013 10:45 am
Replies: 113
by IslandPink » Mon Jun 17, 2013 9:31 pm
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113 Replies

43306 Views

Last post by pre65
Sat Dec 14, 2013 10:45 am
GZ34 failure modes and reasons

Last post by DavidC « Thu Dec 12, 2013 6:33 am
Replies: 63
by IDM » Thu Mar 01, 2012 8:06 pm
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63 Replies

30114 Views

Last post by DavidC
Thu Dec 12, 2013 6:33 am
5u4gb rattling / rustling from valve itself.

Last post by Mike H « Wed Dec 11, 2013 4:23 pm
Replies: 3
by grog » Tue Dec 10, 2013 2:52 pm

3 Replies

4117 Views

Last post by Mike H
Wed Dec 11, 2013 4:23 pm
:

Last post by Nick « Mon Dec 09, 2013 7:52 pm
Replies: 1
by DavidC » Mon Dec 09, 2013 8:43 am

1 Replies

2471 Views

Last post by Nick
Mon Dec 09, 2013 7:52 pm
Phase splitters

Last post by acorn « Fri Dec 06, 2013 12:43 pm
Replies: 21
by acorn » Fri Nov 29, 2013 3:09 pm
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2
21 Replies

13643 Views

Last post by acorn
Fri Dec 06, 2013 12:43 pm
Socket type help for 6D22s damper diodes

Last post by colin.hepburn « Thu Nov 28, 2013 9:36 pm
Replies: 2
by colin.hepburn » Thu Nov 28, 2013 9:11 pm

2 Replies

4012 Views

Last post by colin.hepburn
Thu Nov 28, 2013 9:36 pm
ECC81 and it's equivalents

Last post by Alex Kitic « Sun Nov 24, 2013 7:07 am
Replies: 5
by Cressy Snr » Thu Nov 21, 2013 7:21 pm

5 Replies

5615 Views

Last post by Alex Kitic
Sun Nov 24, 2013 7:07 am
Anyone for 12-pin ? - 6JN6 / 6JM6

Last post by IslandPink « Thu Nov 21, 2013 9:31 pm
Replies: 3
by IslandPink » Sun Sep 01, 2013 9:24 pm

3 Replies

4239 Views

Last post by IslandPink
Thu Nov 21, 2013 9:31 pm
Experience of?

Last post by Mike H « Wed Nov 20, 2013 8:34 pm
Replies: 18
by Ray P » Fri Nov 15, 2013 9:35 am
1

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18 Replies

8850 Views

Last post by Mike H
Wed Nov 20, 2013 8:34 pm
TJ Full Music 300B/n Data?

Last post by Alex Kitic « Wed Nov 06, 2013 1:51 pm
Replies: 53
by Dave the bass » Thu Oct 17, 2013 11:03 am
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53 Replies

35132 Views

Last post by Alex Kitic
Wed Nov 06, 2013 1:51 pm
Which EL84?

Last post by jack « Mon Nov 04, 2013 10:11 am
Replies: 10
by shane » Sat Aug 31, 2013 8:37 pm

10 Replies

7780 Views

Last post by jack
Mon Nov 04, 2013 10:11 am

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