Marshall ST20H Studio JTM 20W Valve Head explorer In each output channel

In each output channel

Polarity: Positive pressure on diaphragm produces positive voltage on pin 2 relative to pin 3 of output connector

The front panel features two newly-designed instrument inputs with extended headroom

with extra presence and drive

Marshall ST20H Studio JTM 20W Valve Head explorer In each output channel20W head with power reduction to 5W. 2 x ECC83 preamp valves, 1 x ECC83 phase splitter and 2 x 5881 power valves. SPECIFICATION The amp that started it all is back. The JTM is a welcome addition to the Studio range, offering players authentic, smooth, and valve driven break up at lower volumes perfect for home or studio use. Creating a sound that defined a generation, the JTM delivers the legendary loud blend of crunch and clean recognized the world