Repairs, Restoration and Mods

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Live on our new server. April 2016

Last post by abhi632 « Fri Nov 08, 2019 3:07 am
Posted in Plexi Replicas by Metropoulos Amplification
Replies: 20
by VelvetGeorge » Tue Apr 26, 2016 1:12 pm » in Plexi Replicas by Metropoulos Amplification
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105180 Views

Last post by abhi632
Fri Nov 08, 2019 3:07 am
Back online, should be for good this time.

Last post by Peter K « Mon May 30, 2016 12:04 am
Posted in MetroAmp Store and Site
Replies: 53
by VelvetGeorge » Thu May 15, 2014 5:23 pm » in MetroAmp Store and Site
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310792 Views

Last post by Peter K
Mon May 30, 2016 12:04 am
Forum Back Online - Other Work in Progress

Last post by admin « Sat Mar 01, 2014 5:03 am
Posted in MetroAmp Store and Site

by admin » Sat Mar 01, 2014 5:03 am » in MetroAmp Store and Site

0 Replies

55393 Views

Last post by admin
Sat Mar 01, 2014 5:03 am

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Forming filter caps

Last post by Derrick « Sun Sep 25, 2022 12:09 pm
Replies: 354
by novosibir » Sun Nov 12, 2006 5:24 pm
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118546 Views

Last post by Derrick
Sun Sep 25, 2022 12:09 pm
The PPIMV (Post-PI-Master-Volume) thread.

Last post by novosibir « Fri Aug 26, 2022 6:40 am
Replies: 1789
by MacGaden » Thu Jan 19, 2006 6:01 pm
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407600 Views

Last post by novosibir
Fri Aug 26, 2022 6:40 am
Tech listings, for repairs, mods, builds ect.

Last post by TH53 « Wed Dec 08, 2021 7:02 pm
Replies: 53
by VelvetGeorge » Wed Oct 04, 2006 4:01 pm
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54751 Views

Last post by TH53
Wed Dec 08, 2021 7:02 pm
Late '68, early '69 restoration

Last post by Matthews Guitars « Thu Feb 25, 2021 9:40 pm
Replies: 37
by VelvetGeorge » Wed Jun 28, 2006 9:22 pm
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37 Replies

41338 Views

Last post by Matthews Guitars
Thu Feb 25, 2021 9:40 pm
REVIEW (long): Caps, resistors & parts on my 1987x board

Last post by FourT6and2 « Tue Jul 04, 2017 11:07 pm
Replies: 37
by gnugear » Wed Jan 21, 2004 7:04 pm
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46525 Views

Last post by FourT6and2
Tue Jul 04, 2017 11:07 pm
Calculating RC time constants...and why you should.

Last post by Roe « Tue Feb 28, 2017 4:43 am
Replies: 59
by VelvetGeorge » Wed Apr 20, 2005 12:18 pm
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58580 Views

Last post by Roe
Tue Feb 28, 2017 4:43 am
Which caps do I need for XXX model?

Last post by Joshabr1 « Fri Dec 19, 2014 9:10 pm
Replies: 7
by VelvetGeorge » Tue Jan 11, 2005 5:57 pm

7 Replies

16555 Views

Last post by Joshabr1
Fri Dec 19, 2014 9:10 pm
Bias pot mounting for plexi and JTM 45

Last post by maxwedge572 « Mon Feb 10, 2014 1:13 pm
Replies: 14
by VelvetGeorge » Wed May 23, 2007 12:03 pm

14 Replies

21125 Views

Last post by maxwedge572
Mon Feb 10, 2014 1:13 pm
Parallel effects loop for Marshall style amps

Last post by Froumy « Sat Mar 23, 2013 9:51 pm
Replies: 614
by novosibir » Fri Jan 26, 2007 5:32 pm
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165147 Views

Last post by Froumy
Sat Mar 23, 2013 9:51 pm
Amp Archives website

Last post by Tazin « Wed Mar 20, 2013 6:55 pm
Replies: 90
by rtcook » Sun Feb 25, 2007 10:09 am
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55303 Views

Last post by Tazin
Wed Mar 20, 2013 6:55 pm
Rocker power switch replacement question

Last post by novosibir « Wed Apr 20, 2011 7:50 am
Replies: 7
by Dave Simpson » Wed Feb 28, 2007 8:18 am

7 Replies

12132 Views

Last post by novosibir
Wed Apr 20, 2011 7:50 am
Tech listings moving to the wiki

Last post by neikeel « Wed Nov 26, 2008 6:09 am
Replies: 2
by VelvetGeorge » Tue Nov 04, 2008 12:35 pm

2 Replies

8269 Views

Last post by neikeel
Wed Nov 26, 2008 6:09 am
Mesa DC-3 need help!

Last post by 45auto « Sat Mar 11, 2023 10:34 pm
Replies: 2
by 45auto » Fri Mar 10, 2023 10:18 pm

2 Replies

34 Views

Last post by 45auto
Sat Mar 11, 2023 10:34 pm
Humidity.....

Last post by CAlbs_Plexi50 « Wed Mar 01, 2023 2:29 pm
Replies: 5
by Mynameisfritz » Mon Dec 12, 2011 12:47 pm

5 Replies

686 Views

Last post by CAlbs_Plexi50
Wed Mar 01, 2023 2:29 pm
Hiwatt Custom Studio/Stage Schematics?

Last post by Tinners1983 « Fri Feb 03, 2023 11:02 am
Replies: 2
by RagnarMarGunn » Sat Feb 22, 2014 5:58 am

2 Replies

1134 Views

Last post by Tinners1983
Fri Feb 03, 2023 11:02 am
5e3 clone

Last post by danman « Sun Dec 18, 2022 7:03 pm
Replies: 45
by fixer2 » Fri Feb 12, 2021 1:09 pm
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3865 Views

Last post by danman
Sun Dec 18, 2022 7:03 pm
Potentiometer Wattage question

Last post by Soulchief « Tue Nov 08, 2022 3:04 pm

by Soulchief » Tue Nov 08, 2022 3:04 pm

0 Replies

5 Views

Last post by Soulchief
Tue Nov 08, 2022 3:04 pm
paul gilbert modded marshall

Last post by fixer2 « Wed Oct 26, 2022 4:27 pm
Replies: 19
by Jeremy1283 » Wed Aug 06, 2014 8:19 pm
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5332 Views

Last post by fixer2
Wed Oct 26, 2022 4:27 pm
Larry Grounding Heater CT wire route

Last post by Beano69 « Sat Sep 03, 2022 9:36 pm

by Beano69 » Sat Sep 03, 2022 9:36 pm

0 Replies

125 Views

Last post by Beano69
Sat Sep 03, 2022 9:36 pm
EL34 not glowing blue

Last post by Dave1992 « Sat Aug 20, 2022 7:28 pm
Replies: 3
by Dave1992 » Tue Aug 16, 2022 7:48 pm

3 Replies

217 Views

Last post by Dave1992
Sat Aug 20, 2022 7:28 pm
Dual Bright Caps?

Last post by awangotango « Mon Aug 15, 2022 12:46 pm
Replies: 8
by somethin'else » Mon Feb 28, 2011 11:58 pm

8 Replies

745 Views

Last post by awangotango
Mon Aug 15, 2022 12:46 pm
metaltronix m-1000

Last post by uiovbged332 « Sun Aug 14, 2022 5:00 am
Replies: 15
by tpruitt » Thu May 16, 2013 6:25 pm
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15 Replies

3956 Views

Last post by uiovbged332
Sun Aug 14, 2022 5:00 am
That's it, I'm going to buy a variac, but...

Last post by uiovbged332 « Sat Aug 13, 2022 5:20 pm
Replies: 11
by mwm523 » Fri Jan 04, 2008 10:14 pm

11 Replies

1903 Views

Last post by uiovbged332
Sat Aug 13, 2022 5:20 pm
Dual PPIMV LM Layout by SDM

Last post by danman « Wed Aug 10, 2022 5:34 pm
Replies: 11
by white noise » Fri Mar 18, 2016 3:46 pm

11 Replies

1800 Views

Last post by danman
Wed Aug 10, 2022 5:34 pm
Frank Levi Superkill Mod (AFD sound) Slash S.I.R #36

Last post by Antonio S « Thu Jul 21, 2022 12:26 pm

by Antonio S » Thu Jul 21, 2022 12:26 pm

0 Replies

120 Views

Last post by Antonio S
Thu Jul 21, 2022 12:26 pm
Bias issue with new 100w build - need help

Last post by danman « Sat Jul 02, 2022 6:42 pm
Replies: 1
by tjohn1968 » Sat Jul 02, 2022 12:40 pm

1 Replies

212 Views

Last post by danman
Sat Jul 02, 2022 6:42 pm
KLD JCM25 adding Metro ZL-FX Rev4 on this amp

Last post by stagam « Thu Jun 23, 2022 11:52 pm

by stagam » Thu Jun 23, 2022 11:52 pm

0 Replies

78 Views

Last post by stagam
Thu Jun 23, 2022 11:52 pm
How to change from EL34 to KT88

Last post by tjohn1968 « Sun Jun 19, 2022 9:40 pm

by tjohn1968 » Sun Jun 19, 2022 9:40 pm

0 Replies

206 Views

Last post by tjohn1968
Sun Jun 19, 2022 9:40 pm
2203 PTP Board

Last post by axeman « Fri May 20, 2022 12:42 am
Replies: 4
by Dax_The_Ax » Fri Apr 15, 2022 12:52 am

4 Replies

450 Views

Last post by axeman
Fri May 20, 2022 12:42 am
Slash AFD100 boutique amp (#34 and #36/39 in one amp)

Last post by Antonio S « Wed May 04, 2022 12:40 pm

by Antonio S » Wed May 04, 2022 12:40 pm

0 Replies

94 Views

Last post by Antonio S
Wed May 04, 2022 12:40 pm
No Voltage on Heater Wires

Last post by tjohn1968 « Fri Mar 25, 2022 5:40 pm

by tjohn1968 » Fri Mar 25, 2022 5:40 pm

0 Replies

285 Views

Last post by tjohn1968
Fri Mar 25, 2022 5:40 pm
PPIMV Troubleshoot

Last post by danman « Sat Mar 19, 2022 7:40 pm
Replies: 6
by Dave1992 » Thu Mar 17, 2022 9:44 am

6 Replies

937 Views

Last post by danman
Sat Mar 19, 2022 7:40 pm
JCM 800 4210

Last post by Dax_The_Ax « Fri Mar 18, 2022 7:38 pm
Replies: 1
by Dax_The_Ax » Fri Mar 18, 2022 7:35 pm

1 Replies

328 Views

Last post by Dax_The_Ax
Fri Mar 18, 2022 7:38 pm
Bugera 1990 Don't laugh yet ;-)

Last post by OBXA8voice « Tue Jan 04, 2022 7:56 pm

by OBXA8voice » Tue Jan 04, 2022 7:56 pm

0 Replies

936 Views

Last post by OBXA8voice
Tue Jan 04, 2022 7:56 pm
Consider restoring my ’77 2203, the last crusade…

Last post by Did J « Thu Dec 02, 2021 2:59 am
Replies: 40
by Did J » Sun Feb 27, 2011 8:44 am
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10233 Views

Last post by Did J
Thu Dec 02, 2021 2:59 am
How to change a +4 zero loss effect loop into a -10

Last post by TallyFeli « Wed Nov 24, 2021 11:15 am
Replies: 4
by redgtr » Mon Oct 25, 2021 8:31 pm

4 Replies

1054 Views

Last post by TallyFeli
Wed Nov 24, 2021 11:15 am
Zero Loss Loop noise

Last post by warrenp099 « Mon Nov 22, 2021 8:07 am

by warrenp099 » Mon Nov 22, 2021 8:07 am

0 Replies

452 Views

Last post by warrenp099
Mon Nov 22, 2021 8:07 am
What jtm50 filtering for the most vintage sounding tone?

Last post by UnivibeFreak88 « Fri Oct 01, 2021 8:09 pm

by UnivibeFreak88 » Fri Oct 01, 2021 8:09 pm

0 Replies

455 Views

Last post by UnivibeFreak88
Fri Oct 01, 2021 8:09 pm
Looking for some info on the way larry builds a marshall?

Last post by UnivibeFreak88 « Fri Oct 01, 2021 10:14 am

by UnivibeFreak88 » Fri Oct 01, 2021 10:14 am

0 Replies

493 Views

Last post by UnivibeFreak88
Fri Oct 01, 2021 10:14 am
Sovtek mig 100 too bright need more lows

Last post by Modelmonster « Thu Sep 16, 2021 7:47 pm

by Modelmonster » Thu Sep 16, 2021 7:47 pm

0 Replies

479 Views

Last post by Modelmonster
Thu Sep 16, 2021 7:47 pm
Zero-loss loop in JMP 2203

Last post by danman « Tue Aug 31, 2021 5:50 pm
Replies: 2
by jekyll72 » Fri May 14, 2021 12:39 pm

2 Replies

1437 Views

Last post by danman
Tue Aug 31, 2021 5:50 pm
Crackling and Popping

Last post by glpg80 « Mon Aug 30, 2021 10:35 pm
Replies: 3
by Corey5150 » Thu Apr 08, 2021 1:21 pm

3 Replies

998 Views

Last post by glpg80
Mon Aug 30, 2021 10:35 pm
Ampeg VT-22 Speaker Out Issue

Last post by mmmhmm « Mon Aug 30, 2021 2:58 am

by mmmhmm » Mon Aug 30, 2021 2:58 am

0 Replies

463 Views

Last post by mmmhmm
Mon Aug 30, 2021 2:58 am
Blown PT in 69 Superlead need recommedations

Last post by redozzman « Fri Aug 13, 2021 3:48 pm
Replies: 5
by redozzman » Mon Jul 19, 2021 2:39 pm

5 Replies

1496 Views

Last post by redozzman
Fri Aug 13, 2021 3:48 pm
mig-50 master volume mod

Last post by Baaja « Tue Jul 13, 2021 10:58 am

by Baaja » Tue Jul 13, 2021 10:58 am

0 Replies

635 Views

Last post by Baaja
Tue Jul 13, 2021 10:58 am
Fortin Knuckle Mod

Last post by burger « Thu Jun 17, 2021 8:26 am
Replies: 1
by Yngve » Sat Jul 11, 2020 10:16 pm

1 Replies

1569 Views

Last post by burger
Thu Jun 17, 2021 8:26 am
Single conductor shielded wire

Last post by CoffeeTones « Wed Jun 02, 2021 2:01 pm

by CoffeeTones » Wed Jun 02, 2021 2:01 pm

0 Replies

714 Views

Last post by CoffeeTones
Wed Jun 02, 2021 2:01 pm
2in1 1959/2203 or Cascade mod

Last post by danman « Tue Jun 01, 2021 6:29 pm
Replies: 3
by Icarus » Thu May 20, 2021 9:32 pm

3 Replies

1247 Views

Last post by danman
Tue Jun 01, 2021 6:29 pm
Somewhat low gain on a modded TAD JTM45 kit

Last post by danman « Thu May 13, 2021 6:39 pm
Replies: 3
by vintage_charlie » Mon May 10, 2021 2:48 pm

3 Replies

1031 Views

Last post by danman
Thu May 13, 2021 6:39 pm
what determines the output watt?

Last post by danman « Thu Apr 22, 2021 7:00 pm
Replies: 3
by Skrawboy » Wed Apr 21, 2021 2:03 pm

3 Replies

1145 Views

Last post by danman
Thu Apr 22, 2021 7:00 pm

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