AMPEG B-15N PORTAFLEX (SECOND VERSION)
- 50W, 1-15 in. speaker, Portaflex design, six-tube chassis, preamp: 3 X 6SL7, power: 2 X 6L6GC, rectifier: 5AR4, front silver control panel, four input jacks (two per channel), six knobs (Ch. 1: v, b, t, Ch. 2: v, b, t), ultra high boost a...