Valves

New Topic

496 topics

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

Topics

Replies

Views

Last post

Valve amplifier service

Last post by simon « Thu Oct 05, 2023 8:23 pm
Replies: 127
by bostod » Sat Apr 01, 2023 7:45 am
1

…

5

6

7

8

9
127 Replies

22070 Views

Last post by simon
Thu Oct 05, 2023 8:23 pm
PP3521 idht

Last post by ACPEN « Sat Sep 23, 2023 5:50 pm
Replies: 22
by Paul Barker » Fri Mar 17, 2023 6:29 pm
1

2
22 Replies

4716 Views

Last post by ACPEN
Sat Sep 23, 2023 5:50 pm
Latest 300b valves

Last post by Rexton « Fri Sep 08, 2023 8:18 pm
Replies: 19
by Rexton » Fri Aug 25, 2023 7:16 pm
1

2
19 Replies

6682 Views

Last post by Rexton
Fri Sep 08, 2023 8:18 pm
Four-wire capacitors

Last post by Paul Barker « Mon Aug 14, 2023 6:32 pm
Replies: 1
by Morgan Jones » Mon Aug 14, 2023 5:19 pm

1 Replies

827 Views

Last post by Paul Barker
Mon Aug 14, 2023 6:32 pm
Is this a Valve of some kind?

Last post by Mike H « Wed Jun 28, 2023 6:25 pm
Replies: 12
by Dave the bass » Mon Oct 04, 2021 9:29 pm

12 Replies

6624 Views

Last post by Mike H
Wed Jun 28, 2023 6:25 pm
Tube geekery to pass the time.

Last post by Boiss « Tue Jun 13, 2023 11:00 am
Replies: 28
by Cressy Snr » Wed Dec 29, 2021 12:56 pm
1

2
28 Replies

10313 Views

Last post by Boiss
Tue Jun 13, 2023 11:00 am
Ed

Last post by Nick « Wed Mar 08, 2023 10:26 am
Replies: 22
by Paul Barker » Sun Mar 05, 2023 6:31 pm
1

2
22 Replies

7735 Views

Last post by Nick
Wed Mar 08, 2023 10:26 am
What are the oldest affordable valves you can still buy?

Last post by steve s « Tue Feb 07, 2023 4:16 pm
Replies: 13
by Thermionic Idler » Mon Feb 06, 2023 9:59 am

13 Replies

5451 Views

Last post by steve s
Tue Feb 07, 2023 4:16 pm
Any cure for a noisy valve?

Last post by Max N « Sun Jan 22, 2023 4:59 pm
Replies: 9
by Max N » Sat Jan 14, 2023 1:26 pm

9 Replies

4416 Views

Last post by Max N
Sun Jan 22, 2023 4:59 pm
VT-127A

Last post by IslandPink « Fri Jul 01, 2022 10:34 pm

by IslandPink » Fri Jul 01, 2022 10:34 pm

0 Replies

7471 Views

Last post by IslandPink
Fri Jul 01, 2022 10:34 pm
6V6 alternatives

Last post by Paul Barker « Wed Apr 13, 2022 5:04 am
Replies: 2
by Paul Barker » Tue Apr 12, 2022 3:20 pm

2 Replies

3616 Views

Last post by Paul Barker
Wed Apr 13, 2022 5:04 am
Another cheap 300B !

Last post by IslandPink « Mon Mar 07, 2022 6:58 pm
Replies: 4
by IslandPink » Mon Mar 15, 2021 10:42 pm

4 Replies

5722 Views

Last post by IslandPink
Mon Mar 07, 2022 6:58 pm
EL82

Last post by Paul Barker « Mon Jan 24, 2022 10:57 am
Replies: 1
by Paul Barker » Mon Jan 24, 2022 10:41 am

1 Replies

3150 Views

Last post by Paul Barker
Mon Jan 24, 2022 10:57 am
1619

Last post by Paul Barker « Sun Dec 19, 2021 10:31 am
Replies: 4
by Paul Barker » Thu Dec 16, 2021 6:31 pm

4 Replies

3839 Views

Last post by Paul Barker
Sun Dec 19, 2021 10:31 am
D3a Triode Square Wave shows HF boost

Last post by Mike H « Wed Jul 28, 2021 9:29 pm
Replies: 17
by RhythMick » Fri Jul 23, 2021 9:19 pm
1

2
17 Replies

9794 Views

Last post by Mike H
Wed Jul 28, 2021 9:29 pm
Class A2 - heater hum

Last post by Paul Barker « Thu Jul 22, 2021 6:34 pm
Replies: 7
by ACPEN » Thu Jul 22, 2021 10:08 am

7 Replies

4189 Views

Last post by Paul Barker
Thu Jul 22, 2021 6:34 pm
801A VT62 Power and Distortion

Last post by RhythMick « Thu Jul 15, 2021 9:16 pm
Replies: 40
by Paul Barker » Fri Apr 06, 2012 8:11 am
1

2

3
40 Replies

25275 Views

Last post by RhythMick
Thu Jul 15, 2021 9:16 pm
Marconi DA100 Valves

Last post by Nick « Wed Jun 30, 2021 4:41 pm
Replies: 9
by Cal » Tue Jun 29, 2021 8:16 am

9 Replies

5487 Views

Last post by Nick
Wed Jun 30, 2021 4:41 pm
Another insane valve for phonos

Last post by Nick « Sun May 30, 2021 11:26 pm
Replies: 12
by IslandPink » Wed Jul 08, 2020 8:21 pm

12 Replies

9525 Views

Last post by Nick
Sun May 30, 2021 11:26 pm
SRPP stage useing a 5670

Last post by ruffrecords « Thu May 27, 2021 9:53 pm
Replies: 19
by acorn » Sat Oct 06, 2018 3:38 pm
1

2
19 Replies

13979 Views

Last post by ruffrecords
Thu May 27, 2021 9:53 pm
Seraphim Phonostage

Last post by ruffrecords « Wed May 26, 2021 11:47 am
Replies: 7
by JohnG » Mon Feb 24, 2020 5:58 am

7 Replies

8794 Views

Last post by ruffrecords
Wed May 26, 2021 11:47 am
211

Last post by IslandPink « Tue May 11, 2021 2:59 pm
Replies: 12
by ed » Sun May 02, 2021 9:38 am

12 Replies

6969 Views

Last post by IslandPink
Tue May 11, 2021 2:59 pm
WAD 300b hum and buzz

Last post by Nick « Sun Nov 15, 2020 3:27 pm
Replies: 3
by adrian » Sat Nov 02, 2019 3:17 pm

3 Replies

7904 Views

Last post by Nick
Sun Nov 15, 2020 3:27 pm
john wood kt88 amp

Last post by jayman67 « Sun Sep 06, 2020 6:01 pm

by jayman67 » Sun Sep 06, 2020 6:01 pm

0 Replies

5431 Views

Last post by jayman67
Sun Sep 06, 2020 6:01 pm
New Transcendent pre-amp

Last post by Nick « Sat Aug 01, 2020 10:40 am
Replies: 2
by Ray P » Sat Aug 01, 2020 7:59 am

2 Replies

4865 Views

Last post by Nick
Sat Aug 01, 2020 10:40 am
Interesting Meters & 300B amp

Last post by RhythMick « Sun Jul 26, 2020 2:11 pm
Replies: 1
by Ray P » Sat Jul 25, 2020 10:42 pm

1 Replies

3973 Views

Last post by RhythMick
Sun Jul 26, 2020 2:11 pm
Saw these and thought of you guys...

Last post by Ali Tait « Fri Jul 17, 2020 5:50 pm
Replies: 22
by Ray P » Thu Jul 16, 2020 7:07 pm
1

2
22 Replies

11648 Views

Last post by Ali Tait
Fri Jul 17, 2020 5:50 pm
Help needed on kt88 WAD amplifier

Last post by Nick « Thu Jul 02, 2020 10:20 pm
Replies: 3
by bostod » Thu Jul 02, 2020 10:32 am

3 Replies

4652 Views

Last post by Nick
Thu Jul 02, 2020 10:20 pm
6AK5 and 6AK6 anyone aware of circuits for us with?

Last post by Paul Barker « Sat Jun 27, 2020 9:48 pm
Replies: 2
by Paul Barker » Sat Jun 27, 2020 6:37 pm

2 Replies

4301 Views

Last post by Paul Barker
Sat Jun 27, 2020 9:48 pm
Cheap integrated on ebay, with MM stage. Opinions?

Last post by adrian « Thu Jun 11, 2020 12:26 pm
Replies: 7
by adrian » Tue Jun 09, 2020 2:14 pm

7 Replies

8144 Views

Last post by adrian
Thu Jun 11, 2020 12:26 pm
Tung Sol

Last post by Paul Barker « Mon Jun 08, 2020 9:21 pm
Replies: 6
by Baggy Trousers » Mon Jun 08, 2020 9:53 am

6 Replies

5946 Views

Last post by Paul Barker
Mon Jun 08, 2020 9:21 pm
CV315/4304CB/VT62 - RAF Transmitter

Last post by pre65 « Wed Apr 08, 2020 1:08 pm
Replies: 25
by Cressy Snr » Sun Mar 07, 2010 4:35 pm
1

2
25 Replies

24925 Views

Last post by pre65
Wed Apr 08, 2020 1:08 pm
Beard P101 amplifier.

Last post by Mike H « Thu Feb 06, 2020 8:39 pm
Replies: 14
by Chopsaw » Sun Feb 02, 2020 1:24 pm

14 Replies

12778 Views

Last post by Mike H
Thu Feb 06, 2020 8:39 pm
uTracer v6

Last post by jack « Sat Jan 04, 2020 4:59 pm

by jack » Sat Jan 04, 2020 4:59 pm

0 Replies

6207 Views

Last post by jack
Sat Jan 04, 2020 4:59 pm
Valve Tester

Last post by little eddy « Tue Nov 12, 2019 2:44 pm
Replies: 2
by little eddy » Mon Nov 11, 2019 4:12 pm

2 Replies

6203 Views

Last post by little eddy
Tue Nov 12, 2019 2:44 pm
TAD KT88-STR

Last post by Qwin « Wed Nov 06, 2019 4:54 pm

by Qwin » Wed Nov 06, 2019 4:54 pm

0 Replies

6097 Views

Last post by Qwin
Wed Nov 06, 2019 4:54 pm
Decoupling...

Last post by Nick « Sat Oct 26, 2019 10:45 am
Replies: 53
by steve s » Sat Nov 23, 2013 10:15 am
1

2

3

4
53 Replies

46407 Views

Last post by Nick
Sat Oct 26, 2019 10:45 am
CV4003 / ECC82 types...

Last post by Mike H « Wed Oct 23, 2019 4:46 pm
Replies: 6
by jack » Mon Sep 30, 2019 10:05 pm

6 Replies

9034 Views

Last post by Mike H
Wed Oct 23, 2019 4:46 pm
uTracer 400V upgrade kit available...

Last post by Paul Barker « Mon Sep 30, 2019 10:31 pm
Replies: 30
by jack » Sat Apr 11, 2015 6:33 pm
1

2

3
30 Replies

28878 Views

Last post by Paul Barker
Mon Sep 30, 2019 10:31 pm
Recommendations needed for high quality valve bases

Last post by Mike H « Wed Sep 11, 2019 8:47 pm
Replies: 3
by RhythMick » Tue Aug 20, 2019 3:11 pm

3 Replies

6913 Views

Last post by Mike H
Wed Sep 11, 2019 8:47 pm
New toys to play with

Last post by pre65 « Wed Jun 05, 2019 6:52 pm
Replies: 11
by mainscablesrus » Mon Jun 03, 2019 9:21 pm

11 Replies

12373 Views

Last post by pre65
Wed Jun 05, 2019 6:52 pm
OH YES

Last post by IslandPink « Sat May 04, 2019 12:08 pm
Replies: 14
by mainscablesrus » Mon Apr 29, 2019 12:18 am

14 Replies

13591 Views

Last post by IslandPink
Sat May 04, 2019 12:08 pm
Help hunting down an odd fault

Last post by chris661 « Thu May 02, 2019 6:25 pm
Replies: 1
by RhythMick » Sat Apr 06, 2019 6:29 pm

1 Replies

5265 Views

Last post by chris661
Thu May 02, 2019 6:25 pm
Drool... !

Last post by Paul Barker « Thu Apr 25, 2019 2:09 pm
Replies: 4
by IslandPink » Tue Apr 23, 2019 8:17 pm

4 Replies

6941 Views

Last post by Paul Barker
Thu Apr 25, 2019 2:09 pm
GZ37 horizontal?

Last post by Mike H « Sat Mar 02, 2019 3:39 pm
Replies: 13
by Max N » Tue Feb 26, 2019 9:46 pm

13 Replies

13744 Views

Last post by Mike H
Sat Mar 02, 2019 3:39 pm
For high-power enthusiasts

Last post by chris661 « Wed Feb 20, 2019 7:17 pm
Replies: 6
by IslandPink » Mon Feb 18, 2019 6:14 pm

6 Replies

8580 Views

Last post by chris661
Wed Feb 20, 2019 7:17 pm
Finished and working - 12 valve all DHT PP 26-71a-45

Last post by steve s « Sun Feb 03, 2019 12:11 am
Replies: 286
by RhythMick » Thu Aug 02, 2018 2:05 pm
1

…

16

17

18

19

20
286 Replies

132411 Views

Last post by steve s
Sun Feb 03, 2019 12:11 am
NOS Siemens and Halske ECC801S

Last post by IslandPink « Sat Nov 24, 2018 11:55 am
Replies: 4
by JohnG » Sun Nov 11, 2018 10:58 am

4 Replies

7908 Views

Last post by IslandPink
Sat Nov 24, 2018 11:55 am
SRA/VTA adjustment and tube distortion

Last post by Nick « Mon Oct 29, 2018 5:29 pm
Replies: 7
by Wolfgang » Sun Oct 28, 2018 4:13 pm

7 Replies

9315 Views

Last post by Nick
Mon Oct 29, 2018 5:29 pm
The Pinnacle

Last post by Ali Tait « Fri Oct 05, 2018 11:09 am
Replies: 8
by Ray P » Wed Oct 03, 2018 11:04 pm

8 Replies

9795 Views

Last post by Ali Tait
Fri Oct 05, 2018 11:09 am

New Topic

496 topics

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