Technical Discussion

Moderators: pompeiisneaks, Colossal

New Topic

13790 topics

Page 42 of 276
- Jump to page:
Previous
1
…
40
41
42
43
44
…
276
Next

Announcements

Replies

Views

Last post

FACEBOOK GROUP FOR EMERGENCY MEETUP

Last post by johnnyreece « Fri Oct 17, 2025 12:35 pm
Posted in Garage Talk
Replies: 3
by xtian » Thu Oct 16, 2025 4:51 pm » in Garage Talk

3 Replies

5579 Views

Last post by johnnyreece
Fri Oct 17, 2025 12:35 pm

Topics

Replies

Views

Last post

Good list of components for modding amps?

Last post by maxkracht « Wed Dec 23, 2020 6:21 am
Replies: 8
by ledvedder » Tue Dec 15, 2020 4:45 am

8 Replies

1145 Views

Last post by maxkracht
Wed Dec 23, 2020 6:21 am
Bass Amp Transformer Dilema

Last post by 6bm8 « Tue Dec 22, 2020 8:35 am
Replies: 5
by 6bm8 » Mon Dec 21, 2020 3:15 am

5 Replies

1233 Views

Last post by 6bm8
Tue Dec 22, 2020 8:35 am
Crate Vintage Club extension cab question

Last post by Blazing Apostle « Sun Dec 20, 2020 2:09 pm
Replies: 4
by Blazing Apostle » Sun Dec 20, 2020 1:26 am

4 Replies

894 Views

Last post by Blazing Apostle
Sun Dec 20, 2020 2:09 pm
What makes the MKIV unique, and what's closest?

Last post by Stevem « Fri Dec 18, 2020 5:12 pm
Replies: 3
by Nickerz » Fri Dec 11, 2020 5:40 am

3 Replies

519 Views

Last post by Stevem
Fri Dec 18, 2020 5:12 pm
switching primaries on OT: suitable DPDT switch

Last post by Roe « Fri Dec 18, 2020 2:51 pm
Replies: 10
by Roe » Thu Dec 17, 2020 9:26 am

10 Replies

1002 Views

Last post by Roe
Fri Dec 18, 2020 2:51 pm
Help with adding a second input jack and gain stage.

Last post by RCP1 « Wed Dec 16, 2020 9:33 pm
Replies: 5
by RCP1 » Tue Dec 15, 2020 10:42 pm

5 Replies

758 Views

Last post by RCP1
Wed Dec 16, 2020 9:33 pm
Michailoff amp #2, Lead Master

Last post by turbofeedus « Wed Dec 16, 2020 6:22 pm
Replies: 4
by turbofeedus » Fri Dec 11, 2020 6:05 pm

4 Replies

1119 Views

Last post by turbofeedus
Wed Dec 16, 2020 6:22 pm
Matching the leads in a Thordarson OT to a Ceriatone 36W RP amp

Last post by Phil_S « Mon Dec 14, 2020 9:40 pm
Replies: 4
by lacrebob » Mon Dec 14, 2020 5:29 pm

4 Replies

712 Views

Last post by Phil_S
Mon Dec 14, 2020 9:40 pm
Anyone using Silicon Carbide rectifiers?

Last post by R.G. « Sat Dec 12, 2020 3:30 pm
Replies: 5
by TUBEDUDE » Sat Nov 28, 2020 3:07 pm

5 Replies

747 Views

Last post by R.G.
Sat Dec 12, 2020 3:30 pm
Re: so we will have to install a filament standby switch ...

Last post by maxkracht « Fri Dec 11, 2020 3:33 am
Replies: 19
by j0k3335 » Mon Dec 07, 2020 2:49 pm
1

2
19 Replies

2374 Views

Last post by maxkracht
Fri Dec 11, 2020 3:33 am
Magnatone Melodies M-195-5-J need schematic

Last post by Stevem « Wed Dec 09, 2020 5:02 pm
Replies: 3
by M Fowler » Tue Dec 08, 2020 11:02 pm

3 Replies

514 Views

Last post by Stevem
Wed Dec 09, 2020 5:02 pm
Thunderbolt circuit with KT120

Last post by M Fowler « Wed Dec 09, 2020 5:00 pm
Replies: 22
by Hondo » Mon Dec 07, 2020 7:59 pm
1

2
22 Replies

2319 Views

Last post by M Fowler
Wed Dec 09, 2020 5:00 pm
Oscilloscopes and grounding

Last post by ViperDoc « Wed Dec 09, 2020 12:38 am
Replies: 4
by ViperDoc » Mon Dec 07, 2020 6:40 pm

4 Replies

687 Views

Last post by ViperDoc
Wed Dec 09, 2020 12:38 am
Looking for EL84 Tone Comparisons by Tube Brand

Last post by TUBEDUDE « Tue Dec 08, 2020 12:53 pm
Replies: 60
by AmpAwe » Tue Nov 17, 2020 4:32 pm
1

2

3

4

5
60 Replies

8342 Views

Last post by TUBEDUDE
Tue Dec 08, 2020 12:53 pm
Sporadic relay failure anyone?

Last post by TUBEDUDE « Tue Dec 08, 2020 12:24 pm
Replies: 3
by ChopSauce » Tue Dec 08, 2020 8:14 am

3 Replies

548 Views

Last post by TUBEDUDE
Tue Dec 08, 2020 12:24 pm
Negative bias regulation supply

Last post by mhuss « Mon Dec 07, 2020 7:22 pm
Replies: 3
by groovtubin » Sat Dec 05, 2020 10:56 pm

3 Replies

835 Views

Last post by mhuss
Mon Dec 07, 2020 7:22 pm
Painting control markings on Hammond chassis

Last post by Vertigo « Mon Dec 07, 2020 1:41 am
Replies: 4
by Vertigo » Sun Dec 06, 2020 11:26 pm

4 Replies

560 Views

Last post by Vertigo
Mon Dec 07, 2020 1:41 am
Kay 704 II info

Last post by sluckey « Sun Dec 06, 2020 1:21 pm
Replies: 6
by Stevem » Fri Dec 04, 2020 3:39 pm

6 Replies

721 Views

Last post by sluckey
Sun Dec 06, 2020 1:21 pm
Laney L5 Studio w/USB ops.

Last post by zozoe « Sun Dec 06, 2020 3:59 am

by zozoe » Sun Dec 06, 2020 3:59 am

0 Replies

31906 Views

Last post by zozoe
Sun Dec 06, 2020 3:59 am
Method for quickly switching between 2 or 3 output transformers?

Last post by printer2 « Sat Dec 05, 2020 7:44 pm
Replies: 14
by VintageCharlie » Sun Nov 22, 2020 8:04 pm

14 Replies

2317 Views

Last post by printer2
Sat Dec 05, 2020 7:44 pm
Champ circuit with KT88 tube

Last post by xtian « Fri Dec 04, 2020 6:30 pm
Replies: 10
by Jackstraw89 » Fri Dec 04, 2020 12:41 am

10 Replies

2368 Views

Last post by xtian
Fri Dec 04, 2020 6:30 pm
Holland Amp

Last post by T Wilcox « Thu Dec 03, 2020 4:19 pm
Replies: 38
by sonicmojo » Thu Nov 09, 2017 8:34 am
1

2

3
38 Replies

8695 Views

Last post by T Wilcox
Thu Dec 03, 2020 4:19 pm
Oscillation/Squeal when touching power tube while plugged into amp

Last post by wpaulvogel « Thu Dec 03, 2020 12:38 am
Replies: 9
by lespaulnmarshall » Wed Dec 02, 2020 4:43 pm

9 Replies

1663 Views

Last post by wpaulvogel
Thu Dec 03, 2020 12:38 am
Buying spare parts, which vendors?

Last post by Phil_S « Wed Dec 02, 2020 8:09 pm
Replies: 4
by dragonbat13 » Wed Dec 02, 2020 3:42 pm

4 Replies

630 Views

Last post by Phil_S
Wed Dec 02, 2020 8:09 pm
Panasonic ECW/ECQ capacitors

Last post by roberto « Wed Dec 02, 2020 2:14 pm
Replies: 11
by zenit55 » Wed Nov 04, 2020 5:15 pm

11 Replies

4994 Views

Last post by roberto
Wed Dec 02, 2020 2:14 pm
Hot Rodded 5D3?

Last post by Mr. Lime « Wed Dec 02, 2020 12:07 pm
Replies: 3
by Mr. Lime » Sun Nov 15, 2020 8:56 pm

3 Replies

973 Views

Last post by Mr. Lime
Wed Dec 02, 2020 12:07 pm
Global Negative Feedback on AC30?

Last post by sluckey « Tue Dec 01, 2020 5:45 pm
Replies: 13
by Mr. Lime » Sat Sep 12, 2020 7:33 pm

13 Replies

3724 Views

Last post by sluckey
Tue Dec 01, 2020 5:45 pm
New Transformer - High Voltage AC Testing Way High - Princeton 6G2 Build

Last post by lightbath « Mon Nov 30, 2020 6:43 pm
Replies: 22
by lightbath » Fri Oct 23, 2020 4:58 am
1

2
22 Replies

2491 Views

Last post by lightbath
Mon Nov 30, 2020 6:43 pm
Subbing 6SL7's in 12AX7 circuits

Last post by Stevem « Mon Nov 30, 2020 12:03 pm
Replies: 55
by EtherealWidow » Sat Apr 06, 2013 5:40 am
1

2

3

4
55 Replies

31187 Views

Last post by Stevem
Mon Nov 30, 2020 12:03 pm
Hammond Solovox ('40's synth)

Last post by echuta13 « Sun Nov 29, 2020 6:24 am
Replies: 6
by maxkracht » Fri Nov 20, 2020 10:00 pm

6 Replies

836 Views

Last post by echuta13
Sun Nov 29, 2020 6:24 am
Gretsch (Valco) Playboy 6156 OT question.

Last post by ServiceBob « Sun Nov 29, 2020 2:14 am
Replies: 10
by ServiceBob » Sun Nov 22, 2020 2:47 pm

10 Replies

1459 Views

Last post by ServiceBob
Sun Nov 29, 2020 2:14 am
Installing screen resistors in Traynor BassMate?

Last post by pompeiisneaks « Fri Nov 27, 2020 11:17 pm
Replies: 12
by jdw3 » Mon Mar 18, 2013 10:50 pm

12 Replies

3784 Views

Last post by pompeiisneaks
Fri Nov 27, 2020 11:17 pm
Vactrol Vs. Relay

Last post by R.G. « Fri Nov 27, 2020 2:26 am
Replies: 5
by NoisyVia » Thu Nov 26, 2020 4:29 pm

5 Replies

655 Views

Last post by R.G.
Fri Nov 27, 2020 2:26 am
Sunn 190

Last post by Stevem « Thu Nov 26, 2020 11:29 am
Replies: 5
by Stevem » Wed Nov 25, 2020 2:11 pm

5 Replies

777 Views

Last post by Stevem
Thu Nov 26, 2020 11:29 am
Big honkin' series resistor on PT primary?

Last post by sluckey « Thu Nov 26, 2020 5:32 am
Replies: 3
by turbofeedus » Thu Nov 26, 2020 2:58 am

3 Replies

533 Views

Last post by sluckey
Thu Nov 26, 2020 5:32 am
switching between 2 parallel wired PNP Transistors

Last post by turbofeedus « Thu Nov 26, 2020 3:54 am
Replies: 13
by Bluto » Tue Nov 24, 2020 12:15 am

13 Replies

1849 Views

Last post by turbofeedus
Thu Nov 26, 2020 3:54 am
NFB - on/off on a foot switch

Last post by sluckey « Thu Nov 26, 2020 12:29 am
Replies: 37
by angelodp » Mon Nov 16, 2020 2:17 am
1

2

3
37 Replies

2937 Views

Last post by sluckey
Thu Nov 26, 2020 12:29 am
Tube sockets - under-mount or top-mount for 5E3 build?

Last post by Governator « Wed Nov 25, 2020 11:32 pm
Replies: 18
by Governator » Fri Nov 20, 2020 3:10 am
1

2
18 Replies

2628 Views

Last post by Governator
Wed Nov 25, 2020 11:32 pm
EL84/6V6GT-based famous designs switch to E130L: anyone?

Last post by roberto « Wed Nov 25, 2020 1:17 pm
Replies: 8
by roberto » Tue Nov 24, 2020 10:56 am

8 Replies

923 Views

Last post by roberto
Wed Nov 25, 2020 1:17 pm
Oscillating noise problem with Acoustic amp

Last post by chikov « Wed Nov 25, 2020 11:38 am
Replies: 18
by chikov » Wed Nov 11, 2020 1:58 pm
1

2
18 Replies

2838 Views

Last post by chikov
Wed Nov 25, 2020 11:38 am
Input ground on a PP amp

Last post by R.G. « Mon Nov 23, 2020 2:44 pm
Replies: 4
by angelodp » Mon Nov 23, 2020 2:19 am

4 Replies

446 Views

Last post by R.G.
Mon Nov 23, 2020 2:44 pm
Where to buy

Last post by echuta13 « Mon Nov 23, 2020 6:20 am
Replies: 6
by inboil » Tue Nov 17, 2020 7:32 pm

6 Replies

804 Views

Last post by echuta13
Mon Nov 23, 2020 6:20 am
Ruby Amp Speaker Output jack

Last post by SoulFetish « Mon Nov 23, 2020 1:54 am
Replies: 2
by bzblues » Sun Nov 15, 2020 10:07 pm

2 Replies

443 Views

Last post by SoulFetish
Mon Nov 23, 2020 1:54 am
What does V3 do in this?

Last post by AmpAwe « Mon Nov 23, 2020 1:32 am
Replies: 4
by AmpAwe » Sun Nov 22, 2020 11:45 pm

4 Replies

502 Views

Last post by AmpAwe
Mon Nov 23, 2020 1:32 am
Volume control hiss/white noise

Last post by pompeiisneaks « Sun Nov 22, 2020 6:22 pm
Replies: 17
by kanderson70 » Sun Nov 15, 2020 2:10 am
1

2
17 Replies

5962 Views

Last post by pompeiisneaks
Sun Nov 22, 2020 6:22 pm
EJ Fuzzface mods

Last post by TUBEDUDE « Sat Nov 21, 2020 8:57 pm
Replies: 3
by angelodp » Thu Nov 19, 2020 1:39 am

3 Replies

517 Views

Last post by TUBEDUDE
Sat Nov 21, 2020 8:57 pm
Up for a challenge, have a look at my post.

Last post by Mark « Thu Nov 19, 2020 1:33 am
Replies: 2
by Mark » Wed Nov 18, 2020 8:08 am

2 Replies

360 Views

Last post by Mark
Thu Nov 19, 2020 1:33 am
Belton reverb brick

Last post by R.G. « Tue Nov 17, 2020 5:12 pm
Replies: 10
by Stevem » Mon Nov 16, 2020 5:23 pm

10 Replies

2025 Views

Last post by R.G.
Tue Nov 17, 2020 5:12 pm
Help troubleshooting hum/buzz in Ampeg GV-15

Last post by pompeiisneaks « Mon Nov 16, 2020 5:36 pm
Replies: 4
by oldmacman » Sun Nov 15, 2020 11:00 pm

4 Replies

1243 Views

Last post by pompeiisneaks
Mon Nov 16, 2020 5:36 pm
Tube amp signal path switches: What ratings to use?

Last post by Donkey « Sun Nov 15, 2020 5:17 pm
Replies: 2
by Donkey » Sun Nov 15, 2020 12:40 pm

2 Replies

369 Views

Last post by Donkey
Sun Nov 15, 2020 5:17 pm

New Topic

13790 topics

Page 42 of 276
- Jump to page:
Previous
1
…
40
41
42
43
44
…
276
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