Valves

New Topic

496 topics

Page 4 of 10
- Jump to page:
Previous
1
2
3
4
5
6
…
10
Next

Topics

Replies

Views

Last post

01A purity from Thomas

Last post by JamesD « Fri Nov 01, 2013 10:05 pm
Replies: 1
by IslandPink » Fri Nov 01, 2013 8:14 pm

1 Replies

2555 Views

Last post by JamesD
Fri Nov 01, 2013 10:05 pm
Valve headphone amp

Last post by acorn « Mon Oct 28, 2013 6:24 pm
Replies: 2
by acorn » Mon Oct 28, 2013 5:18 pm

2 Replies

2496 Views

Last post by acorn
Mon Oct 28, 2013 6:24 pm
150V Transformer

Last post by simon « Mon Oct 21, 2013 10:55 pm
Replies: 3
by themystical » Fri Oct 18, 2013 8:23 pm

3 Replies

3557 Views

Last post by simon
Mon Oct 21, 2013 10:55 pm
300B AC heating?

Last post by Alex Kitic « Sat Oct 19, 2013 1:25 pm
Replies: 35
by Dave the bass » Sun Sep 15, 2013 8:15 pm
1

2

3
35 Replies

14068 Views

Last post by Alex Kitic
Sat Oct 19, 2013 1:25 pm
1619 Triode Curves.

Last post by Alex Kitic « Thu Oct 17, 2013 12:03 pm
Replies: 34
by JamesD » Sat Jun 22, 2013 12:05 am
1

2

3
34 Replies

21068 Views

Last post by Alex Kitic
Thu Oct 17, 2013 12:03 pm
KT150

Last post by IslandPink « Wed Oct 16, 2013 6:06 pm
Replies: 40
by Cressy Snr » Sat Jul 27, 2013 11:55 am
1

2

3
40 Replies

23284 Views

Last post by IslandPink
Wed Oct 16, 2013 6:06 pm
6EM7

Last post by jack « Mon Oct 14, 2013 5:52 am
Replies: 4
by Paul Barker » Sun Oct 13, 2013 6:38 pm

4 Replies

3109 Views

Last post by jack
Mon Oct 14, 2013 5:52 am
Radford amp

Last post by steve s « Sat Oct 05, 2013 9:26 am
Replies: 7
by bcorn » Thu Oct 03, 2013 2:39 pm

7 Replies

5587 Views

Last post by steve s
Sat Oct 05, 2013 9:26 am
Strange PX25 Circuit Diagram

Last post by IslandPink « Sat Sep 21, 2013 5:20 pm
Replies: 35
by Paul Barker » Sun Jun 16, 2013 7:30 pm
1

2

3
35 Replies

15698 Views

Last post by IslandPink
Sat Sep 21, 2013 5:20 pm
Valva amp threw a wobby last night...any thoughts please?

Last post by Mike H « Mon Sep 16, 2013 6:34 pm
Replies: 19
by gazjam » Wed Sep 11, 2013 6:07 pm
1

2
19 Replies

11286 Views

Last post by Mike H
Mon Sep 16, 2013 6:34 pm
business trip toUSA, recommend some valves to bring back

Last post by grog « Tue Sep 10, 2013 6:26 am

by grog » Tue Sep 10, 2013 6:26 am

0 Replies

2207 Views

Last post by grog
Tue Sep 10, 2013 6:26 am
'High mu' Triode connected pentodes

Last post by BobWeaver « Thu Sep 05, 2013 8:24 pm
Replies: 5
by BobWeaver » Tue Sep 03, 2013 4:42 am

5 Replies

4488 Views

Last post by BobWeaver
Thu Sep 05, 2013 8:24 pm
6GL7 Pre-amp ( Thomas Mayer )

Last post by IslandPink « Sat Aug 31, 2013 4:27 pm

by IslandPink » Sat Aug 31, 2013 4:27 pm

0 Replies

2729 Views

Last post by IslandPink
Sat Aug 31, 2013 4:27 pm
200W OTL

Last post by simon « Sat Aug 31, 2013 8:46 am
Replies: 1
by otlm » Fri Aug 30, 2013 5:36 pm

1 Replies

1755 Views

Last post by simon
Sat Aug 31, 2013 8:46 am
4P1L

Last post by JamesD « Tue Aug 27, 2013 11:40 pm
Replies: 26
by Paul Barker » Sun Aug 04, 2013 4:34 pm
1

2
26 Replies

16891 Views

Last post by JamesD
Tue Aug 27, 2013 11:40 pm
6CB5A - nice driver for 845 & GM70 ??

Last post by thomas « Sun Aug 25, 2013 11:35 am
Replies: 16
by IslandPink » Sun Jan 13, 2013 3:58 pm
1

2
16 Replies

9053 Views

Last post by thomas
Sun Aug 25, 2013 11:35 am
GM70

Last post by simon « Sat Aug 24, 2013 10:17 am
Replies: 14
by Paul Barker » Thu Aug 01, 2013 8:27 am

14 Replies

6033 Views

Last post by simon
Sat Aug 24, 2013 10:17 am
GK-71 op points

Last post by pre65 « Wed Aug 21, 2013 6:42 pm
Replies: 123
by JamesD » Sun Jun 23, 2013 2:19 pm
1

…

5

6

7

8

9
123 Replies

42189 Views

Last post by pre65
Wed Aug 21, 2013 6:42 pm
Valve circuit simulation advice please

Last post by Paul Barker « Mon Aug 19, 2013 6:33 pm
Replies: 5
by Michael L » Sun Aug 18, 2013 9:03 pm

5 Replies

4821 Views

Last post by Paul Barker
Mon Aug 19, 2013 6:33 pm
If I tell you about an Idht similar to px4?

Last post by steve s « Thu Aug 15, 2013 7:58 am
Replies: 53
by Paul Barker » Thu Aug 08, 2013 9:05 pm
1

2

3

4
53 Replies

16920 Views

Last post by steve s
Thu Aug 15, 2013 7:58 am
EF184

Last post by JamesD « Fri Aug 09, 2013 4:22 pm
Replies: 5
by Cressy Snr » Sun Aug 04, 2013 12:34 pm

5 Replies

6356 Views

Last post by JamesD
Fri Aug 09, 2013 4:22 pm
1626 Darling

Last post by Paul Barker « Thu Aug 01, 2013 7:36 am
Replies: 15
by Paul Barker » Tue Jul 30, 2013 10:39 pm
1

2
15 Replies

6838 Views

Last post by Paul Barker
Thu Aug 01, 2013 7:36 am
CV57

Last post by Paul Barker « Wed Jul 31, 2013 6:50 pm
Replies: 1
by JamesD » Wed Jul 31, 2013 1:51 pm

1 Replies

2832 Views

Last post by Paul Barker
Wed Jul 31, 2013 6:50 pm
PX25 vs KT66 Triode Connected

Last post by Paul Barker « Mon Jul 29, 2013 7:41 am
Replies: 4
by Paul Barker » Sun Jul 28, 2013 9:41 pm

4 Replies

3949 Views

Last post by Paul Barker
Mon Jul 29, 2013 7:41 am
My only AC Green Short Path, Please God may it work?

Last post by Paul Barker « Sun Jul 28, 2013 4:52 pm
Replies: 25
by Paul Barker » Fri Jul 26, 2013 9:43 pm
1

2
25 Replies

9286 Views

Last post by Paul Barker
Sun Jul 28, 2013 4:52 pm
CV1678 vs AC/HL

Last post by JamesD « Sun Jul 28, 2013 2:09 pm
Replies: 5
by Paul Barker » Sun Jul 28, 2013 5:31 am

5 Replies

3142 Views

Last post by JamesD
Sun Jul 28, 2013 2:09 pm
Brimar 7D6

Last post by Paul Barker « Fri Jul 26, 2013 10:58 pm
Replies: 2
by Paul Barker » Fri Jul 26, 2013 5:33 pm

2 Replies

2911 Views

Last post by Paul Barker
Fri Jul 26, 2013 10:58 pm
4p1l and djvu curves help please?

Last post by Paul Barker « Thu Jul 25, 2013 7:50 am
Replies: 51
by Paul Barker » Sun Jan 06, 2013 5:25 pm
1

2

3

4
51 Replies

21516 Views

Last post by Paul Barker
Thu Jul 25, 2013 7:50 am
M7 Tube Data

Last post by Paul Barker « Thu Jul 18, 2013 10:55 pm
Replies: 1
by Paul Barker » Tue Jul 16, 2013 9:30 pm

1 Replies

2257 Views

Last post by Paul Barker
Thu Jul 18, 2013 10:55 pm
PM2 uTrace

Last post by Paul Barker « Sat Jul 13, 2013 10:17 pm

by Paul Barker » Sat Jul 13, 2013 10:17 pm

0 Replies

1615 Views

Last post by Paul Barker
Sat Jul 13, 2013 10:17 pm
PX25 Comparrison Chinese to Genuin

Last post by Paul Barker « Sat Jul 13, 2013 8:57 pm

by Paul Barker » Sat Jul 13, 2013 8:57 pm

0 Replies

1817 Views

Last post by Paul Barker
Sat Jul 13, 2013 8:57 pm
199 Variants Early USA Battery Valves

Last post by Paul Barker « Thu Jul 11, 2013 11:22 pm

by Paul Barker » Thu Jul 11, 2013 11:22 pm

0 Replies

1564 Views

Last post by Paul Barker
Thu Jul 11, 2013 11:22 pm
212

Last post by Ali Tait « Sun Jul 07, 2013 10:30 pm
Replies: 8
by andrew Ivimey » Wed Jul 03, 2013 7:32 am

8 Replies

4387 Views

Last post by Ali Tait
Sun Jul 07, 2013 10:30 pm
Valve curves traced at Owston

Last post by Paul Barker « Sat Jun 29, 2013 2:36 pm
Replies: 10
by James » Sun Jun 23, 2013 11:17 am

10 Replies

7547 Views

Last post by Paul Barker
Sat Jun 29, 2013 2:36 pm
212D

Last post by izzy wizzy « Fri Jun 28, 2013 1:11 pm
Replies: 1
by IslandPink » Thu Jun 27, 2013 8:14 pm

1 Replies

2514 Views

Last post by izzy wizzy
Fri Jun 28, 2013 1:11 pm
New production 2A3

Last post by Neal « Thu Jun 27, 2013 8:29 pm
Replies: 7
by Greg » Tue Jun 25, 2013 6:49 pm

7 Replies

5860 Views

Last post by Neal
Thu Jun 27, 2013 8:29 pm
transformers

Last post by IslandPink « Wed Jun 26, 2013 6:02 pm
Replies: 9
by ed » Sat Jun 22, 2013 11:51 am

9 Replies

5562 Views

Last post by IslandPink
Wed Jun 26, 2013 6:02 pm
where did I put those 211's?

Last post by joddle « Mon Jun 10, 2013 7:33 am
Replies: 5
by Paul Barker » Mon Apr 01, 2013 3:22 pm

5 Replies

3963 Views

Last post by joddle
Mon Jun 10, 2013 7:33 am
Free 1619's for students or out of work enthusiasts.

Last post by andrew Ivimey « Thu Jun 06, 2013 9:44 pm
Replies: 1
by Paul Barker » Thu Jun 06, 2013 9:13 pm

1 Replies

2046 Views

Last post by andrew Ivimey
Thu Jun 06, 2013 9:44 pm
UV from mercury rectifiers...

Last post by Nick « Fri May 31, 2013 8:30 pm
Replies: 27
by jack » Wed May 29, 2013 11:41 am
1

2
27 Replies

14641 Views

Last post by Nick
Fri May 31, 2013 8:30 pm
crossover please!

Last post by andrew Ivimey « Sun May 26, 2013 8:17 pm
Replies: 4
by andrew Ivimey » Sun May 26, 2013 11:11 am

4 Replies

3813 Views

Last post by andrew Ivimey
Sun May 26, 2013 8:17 pm
Early high-gain twin-triode , cylindrical anode ?

Last post by JamesD « Fri May 24, 2013 5:52 pm
Replies: 14
by IslandPink » Mon May 20, 2013 8:45 pm

14 Replies

6992 Views

Last post by JamesD
Fri May 24, 2013 5:52 pm
ELROG

Last post by ed « Fri May 24, 2013 1:12 pm
Replies: 11
by simon » Mon May 20, 2013 1:12 pm

11 Replies

6251 Views

Last post by ed
Fri May 24, 2013 1:12 pm
Teres/Eimac(stacked)/Titan

Last post by IslandPink « Tue May 14, 2013 9:49 pm
Replies: 6
by IslandPink » Mon Mar 11, 2013 8:40 pm

6 Replies

5286 Views

Last post by IslandPink
Tue May 14, 2013 9:49 pm
211 VT4C

Last post by Nick « Wed Apr 24, 2013 11:05 pm
Replies: 26
by Chopsaw » Tue Apr 02, 2013 3:12 pm
1

2
26 Replies

15448 Views

Last post by Nick
Wed Apr 24, 2013 11:05 pm
Has STC 4304CB Tube an American Western Electric equivalent?

Last post by Paul Barker « Thu Apr 04, 2013 5:06 pm
Replies: 13
by Paul Barker » Fri Mar 22, 2013 11:58 pm

13 Replies

6907 Views

Last post by Paul Barker
Thu Apr 04, 2013 5:06 pm
DA41 Push Pull Interesting design

Last post by Mike H « Wed Apr 03, 2013 6:12 pm
Replies: 10
by Paul Barker » Mon Apr 01, 2013 8:18 pm

10 Replies

6576 Views

Last post by Mike H
Wed Apr 03, 2013 6:12 pm
Different brands of valves on each phase...fascinating.

Last post by Andrew « Mon Apr 01, 2013 7:54 pm
Replies: 3
by Cressy Snr » Sun Mar 31, 2013 9:40 pm

3 Replies

3871 Views

Last post by Andrew
Mon Apr 01, 2013 7:54 pm
Valve amp virgin, some advice please on valve choice?

Last post by izzy wizzy « Sat Mar 16, 2013 2:08 pm
Replies: 51
by gazjam » Mon Feb 25, 2013 4:51 pm
1

2

3

4
51 Replies

22251 Views

Last post by izzy wizzy
Sat Mar 16, 2013 2:08 pm
2A3

Last post by IslandPink « Mon Mar 11, 2013 7:39 pm
Replies: 15
by Greg » Sat Jan 23, 2010 8:59 pm
1

2
15 Replies

13742 Views

Last post by IslandPink
Mon Mar 11, 2013 7:39 pm

New Topic

496 topics

Page 4 of 10
- Jump to page:
Previous
1
2
3
4
5
6
…
10
Next

Return to Board Index

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