MARSHALL JCM 900 100W HI-GAIN MASTER VOLUME HEAD (MODEL 2100, MKIII)
- 100W (switchable to 50W), guitar head-unit, seven-tube chassis, preamp: 3 X ECC83/12AX7, power: 4 X 5881, solid-state rectifier, pentode/triode output stage, two channels, front gold control panel, single input, eight knobs (p, b, m, t, C...