Marshall Discussion

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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

854 Views

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

Last post by HeeBGB « Mon Jan 07, 2013 4:27 am

by HeeBGB » Mon Jan 07, 2013 4:27 am

0 Replies

35339 Views

Last post by HeeBGB
Mon Jan 07, 2013 4:27 am

Topics

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Last post

Wizard MTL - PCB's 25w / 50w / 100w

Last post by burger « Tue Sep 28, 2021 12:51 pm
Replies: 1
by burger » Tue Aug 20, 2019 7:00 am

1 Replies

5541 Views

Last post by burger
Tue Sep 28, 2021 12:51 pm
Bias range Marshall 9005 poweramp

Last post by Stevem « Tue Sep 28, 2021 10:57 am
Replies: 8
by JimSoprano » Mon Sep 27, 2021 7:37 am

8 Replies

3111 Views

Last post by Stevem
Tue Sep 28, 2021 10:57 am
18 Watt TMB Build

Last post by GrayDigger « Tue Sep 21, 2021 4:31 am
Replies: 21
by professormudd » Sat Aug 21, 2021 4:23 pm
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21 Replies

6328 Views

Last post by GrayDigger
Tue Sep 21, 2021 4:31 am
Hendrix' Marshall

Last post by chromefaceplate « Fri Sep 17, 2021 3:02 pm
Replies: 52
by LeftyStrat » Sat Apr 05, 2014 3:44 am
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52 Replies

24907 Views

Last post by chromefaceplate
Fri Sep 17, 2021 3:02 pm
50w Hot Rod Plexi AFD #39

Last post by M Fowler « Sat Sep 11, 2021 4:39 pm
Replies: 164
by M Fowler » Wed Mar 21, 2018 9:46 pm
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164 Replies

43230 Views

Last post by M Fowler
Sat Sep 11, 2021 4:39 pm
So, I built an amp..

Last post by Reeltarded « Sat Sep 04, 2021 2:10 pm
Replies: 13
by Reeltarded » Mon Aug 30, 2021 5:36 am

13 Replies

3125 Views

Last post by Reeltarded
Sat Sep 04, 2021 2:10 pm
80s Bogner modded Marshall 2204

Last post by Reeltarded « Fri Sep 03, 2021 8:53 pm
Replies: 6
by EddyLenz » Sun Feb 23, 2020 7:53 pm

6 Replies

7350 Views

Last post by Reeltarded
Fri Sep 03, 2021 8:53 pm
Merlin's Ultra High Gain preamp

Last post by M Fowler « Mon Aug 30, 2021 5:09 pm
Replies: 53
by M Fowler » Sat Jun 23, 2018 12:50 pm
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53 Replies

26428 Views

Last post by M Fowler
Mon Aug 30, 2021 5:09 pm
DSL40c issue after mod. Hoping someone can help

Last post by Stevem « Fri Aug 27, 2021 10:10 am
Replies: 1
by Ledvedder5150 » Wed Aug 25, 2021 4:04 pm

1 Replies

1326 Views

Last post by Stevem
Fri Aug 27, 2021 10:10 am
820 vs 2.7k cathode resistor on V1A

Last post by Steveo « Tue Aug 24, 2021 5:51 pm
Replies: 6
by Steveo » Wed Aug 04, 2021 7:25 pm

6 Replies

3685 Views

Last post by Steveo
Tue Aug 24, 2021 5:51 pm
Cool performance, check out the equipment.

Last post by statorvane « Sun Aug 22, 2021 11:15 am
Replies: 1
by dragonbat13 » Sat Aug 21, 2021 7:18 pm

1 Replies

1220 Views

Last post by statorvane
Sun Aug 22, 2021 11:15 am
JMP1 Schematic

Last post by Nickerz « Fri Aug 13, 2021 5:49 pm
Replies: 8
by Littlewyan » Sat Jul 10, 2021 11:09 pm

8 Replies

5250 Views

Last post by Nickerz
Fri Aug 13, 2021 5:49 pm
Marshall jcm800 bias issues

Last post by eddiep1966 « Sun Aug 08, 2021 3:04 am
Replies: 7
by eddiep1966 » Fri Aug 06, 2021 5:26 am

7 Replies

3074 Views

Last post by eddiep1966
Sun Aug 08, 2021 3:04 am
30W Lite II B build almost finished

Last post by Colossal « Fri Aug 06, 2021 12:47 pm
Replies: 5
by Doxie man » Thu Aug 05, 2021 8:50 am

5 Replies

2511 Views

Last post by Colossal
Fri Aug 06, 2021 12:47 pm
Marshall jtm45 OT choice. (Edited title)

Last post by dragonbat13 « Thu Aug 05, 2021 2:25 pm
Replies: 6
by dragonbat13 » Tue Aug 03, 2021 12:59 am

6 Replies

3327 Views

Last post by dragonbat13
Thu Aug 05, 2021 2:25 pm
Is this a Marshall Major?

Last post by Stevem « Tue Aug 03, 2021 8:02 pm
Replies: 6
by TonewolfAmps » Tue Aug 03, 2021 8:48 am

6 Replies

2873 Views

Last post by Stevem
Tue Aug 03, 2021 8:02 pm
1973 50 Watt Lead - Japan??

Last post by martin manning « Mon Aug 02, 2021 12:51 pm
Replies: 26
by Deric » Wed Nov 18, 2015 2:37 am
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26 Replies

9130 Views

Last post by martin manning
Mon Aug 02, 2021 12:51 pm
Lead dress - Let's do the twist

Last post by pdf64 « Sun Aug 01, 2021 4:43 pm
Replies: 24
by LPC78wino » Wed Jun 09, 2021 4:44 am
1

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24 Replies

8561 Views

Last post by pdf64
Sun Aug 01, 2021 4:43 pm
JCM 2000 DSL 50 Power switch flickers on power up

Last post by jball85 « Sun Jul 18, 2021 5:36 pm
Replies: 2
by jball85 » Sat Jul 17, 2021 6:43 pm

2 Replies

2210 Views

Last post by jball85
Sun Jul 18, 2021 5:36 pm
Wanted by internal images of JMP1H or C

Last post by rp3703 « Tue Jul 13, 2021 12:02 am
Replies: 7
by Matec » Fri Apr 24, 2015 1:49 am

7 Replies

4969 Views

Last post by rp3703
Tue Jul 13, 2021 12:02 am
JCM 2000 100W Blown power tube

Last post by martin manning « Tue Jul 06, 2021 10:57 pm
Replies: 4
by hyperk » Mon Jul 05, 2021 3:22 pm

4 Replies

2597 Views

Last post by martin manning
Tue Jul 06, 2021 10:57 pm
1202-55 winding specs

Last post by wpaulvogel « Tue Jul 06, 2021 2:08 am

by wpaulvogel » Tue Jul 06, 2021 2:08 am

0 Replies

30230 Views

Last post by wpaulvogel
Tue Jul 06, 2021 2:08 am
Plexi build from an old Carlsbro PA5-60

Last post by ChopSauce « Mon Jul 05, 2021 1:03 pm
Replies: 2
by timrobertson100 » Mon Jan 04, 2021 11:06 am

2 Replies

2739 Views

Last post by ChopSauce
Mon Jul 05, 2021 1:03 pm
JTM45 RS power transformer cover

Last post by gtomax « Fri Jul 02, 2021 2:32 pm

by gtomax » Fri Jul 02, 2021 2:32 pm

0 Replies

31695 Views

Last post by gtomax
Fri Jul 02, 2021 2:32 pm
Jtm45 head into jtm50 combo

Last post by pdf64 « Thu Jul 01, 2021 8:52 pm
Replies: 2
by Alshaheen » Wed Jun 30, 2021 10:25 pm

2 Replies

2022 Views

Last post by pdf64
Thu Jul 01, 2021 8:52 pm
Marshall Standby switch deletion and bias tap design

Last post by pompeiisneaks « Wed Jun 30, 2021 8:06 pm
Replies: 25
by ViperDoc » Tue May 04, 2021 5:01 pm
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25 Replies

6377 Views

Last post by pompeiisneaks
Wed Jun 30, 2021 8:06 pm
Transformers for a 50W Plexi (in Europe)

Last post by Emiel « Mon Jun 14, 2021 12:50 pm
Replies: 7
by Emiel » Tue Jun 08, 2021 5:44 pm

7 Replies

3961 Views

Last post by Emiel
Mon Jun 14, 2021 12:50 pm
Marshall 4101 overheating

Last post by mrfreddieboy « Fri May 21, 2021 9:26 pm
Replies: 5
by Superhorndog » Thu May 06, 2021 7:16 pm

5 Replies

2682 Views

Last post by mrfreddieboy
Fri May 21, 2021 9:26 pm
New build - Dual Channel Dual Mode 2204

Last post by adew « Sun May 16, 2021 7:55 pm
Replies: 18
by Snicksound » Sun Jan 17, 2021 4:09 pm
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2
18 Replies

8850 Views

Last post by adew
Sun May 16, 2021 7:55 pm
Lower than usual gain on a modded TAD JTM-45 kit

Last post by Littlewyan « Thu May 13, 2021 11:46 pm
Replies: 12
by VintageCharlie » Mon May 10, 2021 7:02 pm

12 Replies

4090 Views

Last post by Littlewyan
Thu May 13, 2021 11:46 pm
Uneven plate voltages? - now a Marshall troubleshooting thread

Last post by Yoda « Mon Apr 26, 2021 4:56 am
Replies: 49
by Yoda » Fri Mar 05, 2021 10:37 pm
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49 Replies

11066 Views

Last post by Yoda
Mon Apr 26, 2021 4:56 am
Dirty Harry 2

Last post by Reeltarded « Wed Apr 14, 2021 5:58 pm
Replies: 25
by erwin_ve » Tue Jan 26, 2021 4:31 pm
1

2
25 Replies

6271 Views

Last post by Reeltarded
Wed Apr 14, 2021 5:58 pm
1976 JMP restoration

Last post by Riffmonster « Wed Apr 07, 2021 1:02 pm
Replies: 32
by Riffmonster » Tue Feb 02, 2021 9:20 pm
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32 Replies

9638 Views

Last post by Riffmonster
Wed Apr 07, 2021 1:02 pm
PPIMV diagram for 18 watt lite IIB?

Last post by Colossal « Mon Apr 05, 2021 10:43 pm
Replies: 12
by fish22 » Sun Oct 04, 2015 3:01 pm

12 Replies

5189 Views

Last post by Colossal
Mon Apr 05, 2021 10:43 pm
JVM-1 Marshall Schematic (50th Anniversary)

Last post by Stratitis « Wed Mar 31, 2021 7:04 pm
Replies: 7
by Mavrim » Tue May 22, 2018 6:34 pm

7 Replies

5117 Views

Last post by Stratitis
Wed Mar 31, 2021 7:04 pm
Marshall Tube Amp 2550 Silver Jubilee (Modification)

Last post by alex.and.3rg « Sun Mar 28, 2021 4:35 pm

by alex.and.3rg » Sun Mar 28, 2021 4:35 pm

0 Replies

33020 Views

Last post by alex.and.3rg
Sun Mar 28, 2021 4:35 pm
Weird voltages on JTM45

Last post by TUBEDUDE « Wed Mar 17, 2021 2:23 am
Replies: 9
by jwarlock » Sun Mar 14, 2021 4:37 am

9 Replies

3109 Views

Last post by TUBEDUDE
Wed Mar 17, 2021 2:23 am
Any Wizard owners here?

Last post by tlp123 « Sun Mar 07, 2021 9:31 pm
Replies: 16
by tlp123 » Sun Jan 17, 2021 6:49 pm
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16 Replies

5571 Views

Last post by tlp123
Sun Mar 07, 2021 9:31 pm
100W "Blackflag" presence/bias issue

Last post by pdf64 « Mon Mar 01, 2021 12:02 pm
Replies: 14
by MHProd » Sun Mar 22, 2020 8:54 pm

14 Replies

4728 Views

Last post by pdf64
Mon Mar 01, 2021 12:02 pm
JMT45 kit build crackle and hum

Last post by pdf64 « Thu Feb 25, 2021 12:17 pm
Replies: 25
by jude » Fri Feb 19, 2021 10:26 am
1

2
25 Replies

6218 Views

Last post by pdf64
Thu Feb 25, 2021 12:17 pm
18W SL TMB--ticking only with single coils

Last post by ViperDoc « Thu Feb 25, 2021 4:43 am
Replies: 9
by ViperDoc » Sun Feb 07, 2021 9:01 pm

9 Replies

2560 Views

Last post by ViperDoc
Thu Feb 25, 2021 4:43 am
Louis electric KR12 and Headstrong Loop

Last post by Colossal « Mon Feb 22, 2021 5:26 pm
Replies: 5
by studiodunn » Wed Feb 17, 2021 11:53 pm

5 Replies

2662 Views

Last post by Colossal
Mon Feb 22, 2021 5:26 pm
Friedman Dirty Shirley thoughts.

Last post by tazwolf « Mon Feb 22, 2021 3:54 pm
Replies: 62
by Mark » Sun Jul 09, 2017 2:41 am
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62 Replies

38438 Views

Last post by tazwolf
Mon Feb 22, 2021 3:54 pm
Lead 100 Watt started

Last post by angelodp « Sat Feb 20, 2021 8:24 pm
Replies: 125
by angelodp » Thu Dec 31, 2020 5:37 am
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125 Replies

20357 Views

Last post by angelodp
Sat Feb 20, 2021 8:24 pm
Valvestorm... all you vintage marshall needs.

Last post by angelodp « Thu Feb 18, 2021 6:00 am
Replies: 18
by Homebelly » Sat Jan 12, 2013 8:43 pm
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18 Replies

8151 Views

Last post by angelodp
Thu Feb 18, 2021 6:00 am
Channel Switching JCM800 Design? + BIAS pot question

Last post by cruisemates « Sun Feb 14, 2021 11:50 pm
Replies: 103
by ViperDoc » Sun Jan 19, 2020 5:15 am
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103 Replies

38038 Views

Last post by cruisemates
Sun Feb 14, 2021 11:50 pm
100 watt Super Bass with KT88’s

Last post by wpaulvogel « Fri Feb 12, 2021 1:34 am
Replies: 32
by wpaulvogel » Thu May 14, 2020 4:31 am
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32 Replies

9816 Views

Last post by wpaulvogel
Fri Feb 12, 2021 1:34 am
New JTM45 build blowing fuses.......

Last post by pompeiisneaks « Wed Feb 10, 2021 5:30 pm
Replies: 30
by stelligan » Thu Nov 10, 2016 12:54 pm
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30 Replies

9517 Views

Last post by pompeiisneaks
Wed Feb 10, 2021 5:30 pm
SDM Archive

Last post by pompeiisneaks « Thu Jan 28, 2021 6:24 pm

by pompeiisneaks » Thu Jan 28, 2021 6:24 pm

0 Replies

33325 Views

Last post by pompeiisneaks
Thu Jan 28, 2021 6:24 pm
METRO AMP KIT OPINIONS

Last post by pompeiisneaks « Thu Jan 28, 2021 6:19 pm
Replies: 17
by ViperDoc » Sat Feb 08, 2020 2:26 am
1

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17 Replies

10368 Views

Last post by pompeiisneaks
Thu Jan 28, 2021 6:19 pm

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