15 Marshall Plexi Amps Comparison Shootout

All amps played through the same 70 Marshall 4x12 model 1960 with T1221 Pulsonic Pre Rola Celestion Greenbacks. Guitar: 08 Gibson 1959 Reissue, R9. Hot Plate Power attenuator: 12 dB (100 watters) 8 dB (50 watters and JTM45). The amps are: (Top to bottom, then left to right) Amp nr: 1, year: 1966, 100 watt Super P. A. model 1968 (remark; bridged channels, KT66) Amp nr: 2, year: 1967, 100 watt Super Bass, model 1992 (remark; Black Flag logo, EL34) Amp nr: 3, (remark; not used) Amp nr: 4, year: 2005, 100 wa