1967 Marshall JMP-50 Model 1987 Plexi Lead Amplifier: Tube Rectified and Terrific !!

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Marshall JMP50 Smallbox 1971 ⚡️ ZEN Amp Vault Ep04 ⚡️ Timeless Plexi tones

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1968 Marshall JMP50 Plexi \u0026 Fender CS 70th Broadcaster ！

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Battle Royale with Vintage Marshall Amps | 1972 JMP 50 - 1974 Super Lead MK II - 1986 JCM 800

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Marshall JMP 50 1973

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Marshall 1987 (JMP 50) + Gibson Les Paul

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Marshall JMP 50 (1974) orange coating

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Marshall JMP-1 - Loaded With Tone Or Loaded With Crap?

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Biasing Dave Friedman's 1968 Marshall Plexi 50w

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Inside a $10K Amp | Secrets of the 1967 Marshall JTM50 BLACK FLAG Plexi | REPAIR \u0026 DEMO

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AMP TALK: 1978 Marshall JMP 2204 Master Model 50w Mk2 Lead - Great Dirty Tones AND Great CLEAN Tones

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Marshall JMP-1 50th Anniversary - RIDICULOUSLY GOOD with VINTAGE JENSEN and CELESTION!

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Original Vintage 1968 Marshall JMP 50 watt Plexi

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Marshall MG50 FX, quick sound demo and thoughts. Not sure about this amp on first impressions 🤔

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Sorry Marshall…You Took Too Long! (The JMP -1)

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Marshall 1987x Plexi 50 Amp Demo

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Skip's Central Amp Shootout - Marshall JMP50 Plexi Tones!! CR Demos

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Laurence Jones | JMP50 2144 Combo Playthrough | Marshall

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Marshall Studio JTM ST20C - Live Sound Test

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Marshall JMP 50W Lead - Original VS Reissue!

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1987 Marshall (JMP 50, year 1972) + Bravewood '62 Strat

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1974 Marshall JMP 50 Watt Head with THD Hotplate Attenuator

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1968 Marshall JMP50 Plexi \u0026 Gibson Murphy Lab 1957 Les Paul！

(2:48)

1969 Marshall JMP50 Jam

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1970 Marshall JMP50 Organ Model

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The Best Marshall Ever Made. 1968 Marshall “Lead Spec” Plexi 50w

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1967 Marshall JMP50

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1969 Marshall JMP50

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Custom reproduction Marshall JMP 50 model 1987 - Part 1: Project intro and components

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Marshall JMP 50 mk ll (original made in 1975) Friedman BE-100 deluxe and Small Box 50 (plexi ch)

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