MARSHALL MODEL 1963 50W PA
- 50W, head unit only, PA application, tube chassis: preamp: 3 X 7025, power: 2 X 6550/EL34, solid-state rectifier, four channels, front control panel, eight inputs, eight knobs (p, b, m, t, v1, v2, v3, v4), black levant covering, brow...