1972 JMP Marshall Artistè EX+

Power 50W - 2 channels - 4 input - 2 HP Celestion 12" Black Label - Pre-Amp tube 4 x ECC83S  - Tube Power Amp 2 x EL34 - Reverb - 2x12"

Analogic amp - point to point -

2040 'Artist' reverb 50 watt combo. This compact unit has two channels with two inputs per channel. Each channel has separate bass, treble, and volume controls, channel one having Hammond Reverberation. Presence controls governs both channels and ON/OFF reverb footswitch is supplied. Cabinet is fitled with 2x12' (3O.48 cms) speakers.

http://www.offsetguitars.com/forums/viewtopic.php?f=10&t=39276

http://www.youtube.com/watch?v=f1gRX4W6Fhc