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Plexi Replicas by Metropoulos Amplification
Replica amps built by George Metropoulos himself. Visit PlexiReplicas.com.
Moderator: VelvetGeorge
Topics: 169

169 Topics

1491 Posts

Last post Re: Heyboer HYPT100 bias volt…
by neikeel View the latest post
Wed Dec 09, 2020 11:36 am
Metro-Plex
All about the new Metropoulos plexi for the 21st Century.
Topics: 41

41 Topics

238 Posts

Last post Re: Modifying a 120v Metrople…
by neikeel View the latest post
Wed Dec 09, 2020 11:46 am
MetroAmp General Kits and Products
Discuss your builds of MetroAmp Kits.
Moderator: VelvetGeorge
Topics: 889

889 Topics

7497 Posts

Last post Re: 69 Super Bass Build and T…
by danman View the latest post
Fri Mar 05, 2021 9:30 pm
MetroAmp JTM 45 Kits
Get support and show off your MetroAmp JTM 45 kit builds.
Moderator: VelvetGeorge
Topics: 1973

1973 Topics

18876 Posts

Last post Re: jtm45 ppimv ringing/hum
by danman View the latest post
Fri Oct 16, 2020 6:59 pm
MetroAmp 50 Watt Kits
Get support and show off your MetroAmp 50 Watt kit builds.
Moderator: VelvetGeorge
Topics: 951

951 Topics

8901 Posts

Last post Re: Neil special
by danman View the latest post
Sat Jan 30, 2021 6:05 pm
Metroamp 100 Watt Master Volume Kits
Discuss our latest amp kit.
Moderator: VelvetGeorge
Topics: 102

102 Topics

608 Posts

Last post Re: MV board wire colors + le…
by JohnA View the latest post
Mon May 18, 2020 2:01 pm
Marshall Amplifiers
Everything from original vintage Marshalls to reissues.
Moderator: VelvetGeorge
Topics: 6287

6287 Topics

72389 Posts

Last post Re: 67 Blackflag problem: Pre…
by danman View the latest post
Wed Feb 24, 2021 6:55 pm
Other Amplifiers
Completed amps from Fender, Orange, Hiwatt, Vox, etc.
Moderator: VelvetGeorge
Topics: 1443

1443 Topics

12585 Posts

Last post Re: Help choosing atranny
by hebaton View the latest post
Sat Jan 30, 2021 7:50 am
Do It Yourself amp builds
Share your home builds, knock offs and ground up customs.
Topics: 1627

1627 Topics

14469 Posts

Last post Re: Building a mid-60's JTM45…
by Eric Klinger View the latest post
Tue Oct 20, 2020 3:28 am
Repairs, Restoration and Mods
Info for maintaining and tweaking your amp to perfection.
Moderator: VelvetGeorge
Topics: 4887

4887 Topics

40965 Posts

Last post Re: 5e3 clone
by fixer2 View the latest post
Sat Feb 27, 2021 7:03 pm
Transformers and Chokes
All about iron and copper.
Moderator: VelvetGeorge
Topics: 709

709 Topics

4223 Posts

Last post Re: 1970 JMP 1987 power trans…
by 6adam7 View the latest post
Mon Nov 09, 2020 3:17 am
PTP circuit boards
Info about our boards and kits.
Moderator: VelvetGeorge
Topics: 344

344 Topics

2824 Posts

Last post Re: Resistors types in origin…
by neikeel View the latest post
Sat Oct 03, 2020 4:18 pm
Tubes
The good, the bad and the ugly.
Moderator: VelvetGeorge
Topics: 1499

1499 Topics

11435 Posts

Last post Re: 6CA7 vs EL34 vs KT66?
by marijawlija View the latest post
Mon Sep 28, 2020 12:03 pm

Active topics

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Last post

Late '68, early '69 restoration

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Replies: 37
by VelvetGeorge » Wed Jun 28, 2006 9:22 pm
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37 Replies

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Last post by Matthews Guitars
Thu Feb 25, 2021 9:40 pm
S.I.R. 100W SuperLead Schematic pt. II

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Last post by bulldozer1984
Wed Feb 03, 2021 5:13 am
Switching the dual voltage PT taps

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by VelvetGeorge » Wed Oct 25, 2006 8:11 pm
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Last post by danman
Sun Aug 23, 2020 6:06 pm
The PPIMV (Post-PI-Master-Volume) thread.

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by MacGaden » Thu Jan 19, 2006 6:01 pm
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Thu Jul 30, 2020 4:29 pm
Help Implementing Star/Larry Grounding scheme

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Last post by haig
Sat Jul 04, 2020 10:31 am
NOS Tubes 12AX7

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Last post by mojovaughan
Tue Feb 25, 2020 7:22 pm
JTM 45 amp kit instructions ***UPDATED*** Oct 2008

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by VelvetGeorge » Tue Aug 09, 2005 7:30 pm

11 Replies

56701 Views

Last post by danman
Sat Dec 21, 2019 5:58 pm
Drake OT's for 100 Watts

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Replies: 15
by VelvetGeorge » Thu Jun 22, 2006 10:32 pm
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15 Replies

16829 Views

Last post by bill bokey
Tue Dec 10, 2019 10:31 am
Evolution of the 100 watt superlead circuit

Last post by nicofabprat « Tue Nov 19, 2019 9:31 am
Replies: 78
by VelvetGeorge » Wed Jan 26, 2005 5:15 pm
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67747 Views

Last post by nicofabprat
Tue Nov 19, 2019 9:31 am
Heyboer vs MM.

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Replies: 49
by VelvetGeorge » Wed Jun 07, 2006 2:40 pm
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49 Replies

51525 Views

Last post by crumb
Sat Dec 15, 2018 5:46 pm
Forming filter caps

Last post by syscokid « Fri Jul 28, 2017 2:14 pm
Replies: 345
by novosibir » Sun Nov 12, 2006 5:24 pm
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70989 Views

Last post by syscokid
Fri Jul 28, 2017 2:14 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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37 Replies

32906 Views

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

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Replies: 59
by VelvetGeorge » Wed Apr 20, 2005 12:18 pm
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59 Replies

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Last post by Roe
Tue Feb 28, 2017 4:43 am
50 watt plexi kit instructions

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Replies: 51
by VelvetGeorge » Wed Nov 07, 2007 5:58 pm
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51 Replies

37722 Views

Last post by ValveStorm
Wed Sep 28, 2016 6:07 pm
THE HW Marshall thread. Tweaking it step by step.

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Replies: 258
by VelvetGeorge » Mon May 08, 2006 5:59 pm
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104750 Views

Last post by Wallace
Wed Jul 27, 2016 7:52 am
Modern Tubes 12ax7

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Replies: 60
by St August » Sat Dec 08, 2007 8:01 am
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39633 Views

Last post by Nilo
Fri Apr 29, 2016 6:04 pm
Tech listings, for repairs, mods, builds ect.

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Replies: 52
by VelvetGeorge » Wed Oct 04, 2006 4:01 pm
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37761 Views

Last post by LittleLeroy
Mon Dec 21, 2015 2:02 am
Another 12 Series Original vs Replica clip

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Replies: 63
by VelvetGeorge » Thu Feb 14, 2013 6:18 pm
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24171 Views

Last post by jnew
Fri Aug 28, 2015 2:42 pm
71 specs 50 watt clip on youtube

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Replies: 59
by VelvetGeorge » Fri Aug 10, 2007 4:23 pm
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59 Replies

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Last post by toolowd
Sun Aug 16, 2015 9:41 pm
45/100 Block End Now Available

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by VelvetGeorge » Mon Jan 29, 2007 12:33 am
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Last post by neikeel
Tue Aug 04, 2015 5:25 am
G12M speaker shootout video. Celestion, Scumback, ASW

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Replies: 2
by VelvetGeorge » Mon Apr 01, 2013 11:15 am

2 Replies

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Last post by shiekyerbouti
Fri May 15, 2015 11:38 am
Detailed Marshall circuit info

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Replies: 41
by VelvetGeorge » Fri Mar 12, 2004 4:32 pm
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Last post by bobtec
Sun Feb 08, 2015 9:37 pm
Decription of output tube types....

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by VelvetGeorge » Thu Apr 07, 2005 5:09 pm

14 Replies

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Last post by Joshabr1
Sat Dec 20, 2014 1:10 pm
Which caps do I need for XXX model?

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by VelvetGeorge » Tue Jan 11, 2005 5:57 pm

7 Replies

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Last post by Joshabr1
Fri Dec 19, 2014 9:10 pm
NOS pre advice wanted!

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by toner » Wed Sep 26, 2007 9:43 pm
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Last post by Joshabr1
Wed Dec 17, 2014 7:59 pm
The standby switch squeal

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by VelvetGeorge » Wed Jul 11, 2007 3:21 pm
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Last post by neikeel
Wed Oct 08, 2014 4:20 am
Metro-Plex at Destroy All Guitars

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Replies: 1
by VelvetGeorge » Tue Sep 30, 2014 10:32 pm

1 Replies

4896 Views

Last post by stef
Thu Oct 02, 2014 10:01 pm
My 50W Build! (with pics) - COMPLETE!!!

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Replies: 58
by mwm523 » Sat Nov 17, 2007 10:25 am
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Last post by Am_I_Evil
Tue Sep 23, 2014 1:30 am
Bias pot mounting for plexi and JTM 45

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by VelvetGeorge » Wed May 23, 2007 12:03 pm

14 Replies

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

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by novosibir » Fri Jan 26, 2007 5:32 pm
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614 Replies

110953 Views

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

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Replies: 90
by rtcook » Sun Feb 25, 2007 10:09 am
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Last post by Tazin
Wed Mar 20, 2013 6:55 pm
Metro-Friedman "plexi" ready to go!

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by VelvetGeorge » Mon Oct 10, 2011 1:05 pm
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39 Replies

24213 Views

Last post by SoloDallas
Wed Jun 27, 2012 3:24 pm
Tung Sol Reissue 12AX7 not for CF stage !!!

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by novosibir » Sat Jul 19, 2008 4:35 pm
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35199 Views

Last post by Lefty Lou
Sat May 12, 2012 4:02 pm
NY amp show 2011 Clips posted!

Last post by VelvetGeorge « Fri Aug 12, 2011 12:32 pm
Replies: 5
by VelvetGeorge » Thu Jun 09, 2011 11:25 am

5 Replies

6932 Views

Last post by VelvetGeorge
Fri Aug 12, 2011 12:32 pm
'66 45/100 vs Metropoulos 45/100 replica

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by VelvetGeorge » Wed Dec 23, 2009 7:03 pm

6 Replies

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Last post by VelvetGeorge
Sat Jul 02, 2011 3:29 am
How to spot Chinese vs UK KT66's

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by VelvetGeorge » Mon Apr 09, 2007 10:38 am

8 Replies

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Last post by 68Plexi50
Sat Jun 11, 2011 11:15 am
Brian, Greg, Vic and I...JTM 45 Round-up!

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Replies: 15
by VelvetGeorge » Tue Apr 21, 2009 6:10 pm
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Last post by louis
Sun May 15, 2011 10:35 pm
Rocker power switch replacement question

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by Dave Simpson » Wed Feb 28, 2007 8:18 am

7 Replies

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Last post by novosibir
Wed Apr 20, 2011 7:50 am
Video from 2010 LA amp show

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by VelvetGeorge » Thu Oct 07, 2010 1:57 am

2 Replies

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Last post by VelvetGeorge
Mon Nov 08, 2010 2:33 pm
Great videos featuring a Metropoulos JTM 50 replica

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by VelvetGeorge » Thu Sep 16, 2010 5:38 pm

9 Replies

9444 Views

Last post by SoloDallas
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Tube info

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Replies: 41
by Lawrence » Thu Jun 24, 2004 10:03 pm
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30571 Views

Last post by wrea398
Sun Dec 06, 2009 3:21 pm
Sometimes you just have to play some guitar....

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Replies: 26
by VelvetGeorge » Fri Sep 14, 2007 4:38 pm
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26 Replies

26342 Views

Last post by skurtix
Tue Nov 17, 2009 6:02 pm
50 Watt Plexi Kits!!!!

Last post by Jim SS « Tue Oct 20, 2009 11:21 am
Replies: 51
by VelvetGeorge » Tue Oct 30, 2007 3:22 pm
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35016 Views

Last post by Jim SS
Tue Oct 20, 2009 11:21 am
100W MV kit clips from NY amp show

Last post by spaceace76 « Thu Sep 10, 2009 2:42 am
Replies: 1
by VelvetGeorge » Wed Sep 09, 2009 11:46 am

1 Replies

7544 Views

Last post by spaceace76
Thu Sep 10, 2009 2:42 am
JTM 45 Kit sound clips

Last post by AkrW « Sat Jul 18, 2009 1:51 pm
Replies: 33
by VelvetGeorge » Tue Aug 23, 2005 3:10 pm
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33 Replies

41683 Views

Last post by AkrW
Sat Jul 18, 2009 1:51 pm
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

6544 Views

Last post by neikeel
Wed Nov 26, 2008 6:09 am
Counterfeit Tubes!

Last post by demonufo « Sat Jun 07, 2008 5:08 am
Replies: 17
by novosibir » Sat Nov 18, 2006 9:28 am
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17 Replies

16855 Views

Last post by demonufo
Sat Jun 07, 2008 5:08 am
Dagnal vs replica sound clips

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Replies: 80
by VelvetGeorge » Wed Dec 22, 2004 4:35 pm
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80 Replies

46652 Views

Last post by NitroLiq
Fri Jul 14, 2006 10:41 am
5e3 clone

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by fixer2 » Fri Feb 12, 2021 1:09 pm

9 Replies

132 Views

Last post by fixer2
Sat Feb 27, 2021 7:03 pm
67 Blackflag problem: Presence changes bias...

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by MHProd » Tue Jan 26, 2021 4:50 pm

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Last post by danman
Wed Feb 24, 2021 6:55 pm

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