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Plexi Replicas by Metropoulos Amplification
Replica amps built by George Metropoulos himself. Visit PlexiReplicas.com.
Moderator: VelvetGeorge
Topics: 170

170 Topics

1493 Posts

Last post Marshall JTM 45/100 Schematics
by Sigs View the latest post
Fri Sep 17, 2021 1:06 pm
Metro-Plex
All about the new Metropoulos plexi for the 21st Century.
Topics: 47

47 Topics

245 Posts

Last post Metroplex Grid Resistors Spec
by KCMetro View the latest post
Wed Dec 08, 2021 12:40 am
MetroAmp General Kits and Products
Discuss your builds of MetroAmp Kits.
Moderator: VelvetGeorge
Topics: 896

896 Topics

7514 Posts

Last post Re: Metro zero loss FX loop i…
by Explorerman View the latest post
Wed May 11, 2022 7:28 am
MetroAmp JTM 45 Kits
Get support and show off your MetroAmp JTM 45 kit builds.
Moderator: VelvetGeorge
Topics: 1976

1976 Topics

18884 Posts

Last post Re: Jtm45 SS recto
by Canuck View the latest post
Tue May 17, 2022 9:37 pm
MetroAmp 50 Watt Kits
Get support and show off your MetroAmp 50 Watt kit builds.
Moderator: VelvetGeorge
Topics: 953

953 Topics

8926 Posts

Last post Re: 50w Build started, have a…
by danman View the latest post
Tue Jun 28, 2022 6:26 pm
Metroamp 100 Watt Master Volume Kits
Discuss our latest amp kit.
Moderator: VelvetGeorge
Topics: 104

104 Topics

614 Posts

Last post Re: Voltage Selector with Lig…
by malyessarah7 View the latest post
Wed Mar 16, 2022 11:46 am
Marshall Amplifiers
Everything from original vintage Marshalls to reissues.
Moderator: VelvetGeorge
Topics: 6303

6303 Topics

72809 Posts

Last post Re: S.I.R. 100W SuperLead Sch…
by CoffeeTones View the latest post
Fri Jul 01, 2022 8:32 pm
Other Amplifiers
Completed amps from Fender, Orange, Hiwatt, Vox, etc.
Moderator: VelvetGeorge
Topics: 1445

1445 Topics

12590 Posts

Last post Re: Ampeg lee Jackson model f…
by geezbill View the latest post
Tue Apr 19, 2022 1:46 pm
Do It Yourself amp builds
Share your home builds, knock offs and ground up customs.
Topics: 1639

1639 Topics

14535 Posts

Last post Re: Late '67 spec Superbass b…
by Freebird View the latest post
Wed Jun 29, 2022 12:49 pm
Repairs, Restoration and Mods
Info for maintaining and tweaking your amp to perfection.
Moderator: VelvetGeorge
Topics: 4912

4912 Topics

41047 Posts

Last post Re: The PPIMV (Post-PI-Master…
by novosibir View the latest post
Wed Jun 29, 2022 7:23 pm
Transformers and Chokes
All about iron and copper.
Moderator: VelvetGeorge
Topics: 714

714 Topics

4233 Posts

Last post What's the principle of trans…
by ROSELJR View the latest post
Fri Apr 01, 2022 10:28 pm
PTP circuit boards
Info about our boards and kits.
Moderator: VelvetGeorge
Topics: 345

345 Topics

2827 Posts

Last post Re: JTM45/100 Board Needed
by neikeel View the latest post
Tue Nov 09, 2021 4:32 pm
Tubes
The good, the bad and the ugly.
Moderator: VelvetGeorge
Topics: 1502

1502 Topics

11447 Posts

Last post Re: Western Electric assessin…
by charles anthony View the latest post
Thu Mar 24, 2022 7:55 am

Active topics

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Last post

S.I.R. 100W SuperLead Schematic pt. II

Last post by CoffeeTones « Fri Jul 01, 2022 8:32 pm
Replies: 11370
by novosibir » Sun Jan 17, 2010 7:07 pm
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861391 Views

Last post by CoffeeTones
Fri Jul 01, 2022 8:32 pm
The PPIMV (Post-PI-Master-Volume) thread.

Last post by novosibir « Wed Jun 29, 2022 7:23 pm
Replies: 1783
by MacGaden » Thu Jan 19, 2006 6:01 pm
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385719 Views

Last post by novosibir
Wed Jun 29, 2022 7:23 pm
Help Implementing Star/Larry Grounding scheme

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Replies: 42
by LJay942 » Thu Sep 10, 2009 9:43 pm
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42 Replies

44795 Views

Last post by finom1
Fri Jan 21, 2022 12:45 pm
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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51158 Views

Last post by TH53
Wed Dec 08, 2021 7:02 pm
THE HW Marshall thread. Tweaking it step by step.

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Replies: 260
by VelvetGeorge » Mon May 08, 2006 5:59 pm
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143197 Views

Last post by SoFa Granny
Thu Oct 07, 2021 6:57 am
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

38955 Views

Last post by Matthews Guitars
Thu Feb 25, 2021 9:40 pm
Evolution of the 100 watt superlead circuit

Last post by bolero « Wed Dec 30, 2020 9:11 pm
Replies: 79
by VelvetGeorge » Wed Jan 26, 2005 5:15 pm
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91876 Views

Last post by bolero
Wed Dec 30, 2020 9:11 pm
Switching the dual voltage PT taps

Last post by danman « Sun Aug 23, 2020 6:06 pm
Replies: 53
by VelvetGeorge » Wed Oct 25, 2006 8:11 pm
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44791 Views

Last post by danman
Sun Aug 23, 2020 6:06 pm
NOS Tubes 12AX7

Last post by mojovaughan « Tue Feb 25, 2020 7:22 pm
Replies: 68
by St August » Sat Dec 08, 2007 7:59 am
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64948 Views

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

Last post by danman « Sat Dec 21, 2019 5:58 pm
Replies: 11
by VelvetGeorge » Tue Aug 09, 2005 7:30 pm

11 Replies

61597 Views

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

Last post by bill bokey « Tue Dec 10, 2019 10:31 am
Replies: 15
by VelvetGeorge » Thu Jun 22, 2006 10:32 pm
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23148 Views

Last post by bill bokey
Tue Dec 10, 2019 10:31 am
Heyboer vs MM.

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Replies: 49
by VelvetGeorge » Wed Jun 07, 2006 2:40 pm
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64930 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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109383 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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43864 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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59 Replies

54814 Views

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

Last post by ValveStorm « Wed Sep 28, 2016 6:07 pm
Replies: 51
by VelvetGeorge » Wed Nov 07, 2007 5:58 pm
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50066 Views

Last post by ValveStorm
Wed Sep 28, 2016 6:07 pm
Modern Tubes 12ax7

Last post by Nilo « Fri Apr 29, 2016 6:04 pm
Replies: 60
by St August » Sat Dec 08, 2007 8:01 am
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54757 Views

Last post by Nilo
Fri Apr 29, 2016 6:04 pm
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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41456 Views

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

Last post by toolowd « Sun Aug 16, 2015 9:41 pm
Replies: 59
by VelvetGeorge » Fri Aug 10, 2007 4:23 pm
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59 Replies

53462 Views

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

Last post by neikeel « Tue Aug 04, 2015 5:25 am
Replies: 87
by VelvetGeorge » Mon Jan 29, 2007 12:33 am
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73045 Views

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

7793 Views

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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101537 Views

Last post by bobtec
Sun Feb 08, 2015 9:37 pm
Decription of output tube types....

Last post by Joshabr1 « Sat Dec 20, 2014 1:10 pm
Replies: 14
by VelvetGeorge » Thu Apr 07, 2005 5:09 pm

14 Replies

30239 Views

Last post by Joshabr1
Sat Dec 20, 2014 1:10 pm
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

15939 Views

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

Last post by Joshabr1 « Wed Dec 17, 2014 7:59 pm
Replies: 35
by toner » Wed Sep 26, 2007 9:43 pm
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33171 Views

Last post by Joshabr1
Wed Dec 17, 2014 7:59 pm
The standby switch squeal

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Replies: 42
by VelvetGeorge » Wed Jul 11, 2007 3:21 pm
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38139 Views

Last post by neikeel
Wed Oct 08, 2014 4:20 am
Metro-Plex at Destroy All Guitars

Last post by stef « Thu Oct 02, 2014 10:01 pm
Replies: 1
by VelvetGeorge » Tue Sep 30, 2014 10:32 pm

1 Replies

6608 Views

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

Last post by Am_I_Evil « Tue Sep 23, 2014 1:30 am
Replies: 58
by mwm523 » Sat Nov 17, 2007 10:25 am
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57702 Views

Last post by Am_I_Evil
Tue Sep 23, 2014 1:30 am
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

19981 Views

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

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Replies: 614
by novosibir » Fri Jan 26, 2007 5:32 pm
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154259 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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51099 Views

Last post by Tazin
Wed Mar 20, 2013 6:55 pm
Metro-Friedman "plexi" ready to go!

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Replies: 39
by VelvetGeorge » Mon Oct 10, 2011 1:05 pm
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35079 Views

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

Last post by Lefty Lou « Sat May 12, 2012 4:02 pm
Replies: 52
by novosibir » Sat Jul 19, 2008 4:35 pm
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46481 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

10007 Views

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

Last post by VelvetGeorge « Sat Jul 02, 2011 3:29 am
Replies: 6
by VelvetGeorge » Wed Dec 23, 2009 7:03 pm

6 Replies

12817 Views

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

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Replies: 8
by VelvetGeorge » Mon Apr 09, 2007 10:38 am

8 Replies

17074 Views

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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19370 Views

Last post by louis
Sun May 15, 2011 10:35 pm
Rocker power switch replacement question

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Replies: 7
by Dave Simpson » Wed Feb 28, 2007 8:18 am

7 Replies

11671 Views

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

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Replies: 2
by VelvetGeorge » Thu Oct 07, 2010 1:57 am

2 Replies

8576 Views

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

Last post by SoloDallas « Sun Oct 10, 2010 4:59 am
Replies: 9
by VelvetGeorge » Thu Sep 16, 2010 5:38 pm

9 Replies

13213 Views

Last post by SoloDallas
Sun Oct 10, 2010 4:59 am
Tube info

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Replies: 41
by Lawrence » Thu Jun 24, 2004 10:03 pm
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40682 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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32261 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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47067 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

9059 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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50184 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

7971 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

20571 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

66153 Views

Last post by NitroLiq
Fri Jul 14, 2006 10:41 am
Late '67 spec Superbass build

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Replies: 10
by Elad E » Mon Jan 24, 2022 7:31 am

10 Replies

1267 Views

Last post by Freebird
Wed Jun 29, 2022 12:49 pm
50w Build started, have a couple of questions

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by Explorerman » Sat Jun 04, 2022 9:08 pm

14 Replies

286 Views

Last post by danman
Tue Jun 28, 2022 6:26 pm

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