AMPEG ES-1 ECHO SATELLITE
- 6W, 1-8 in. oval speaker (early models), 2-4 in. speakers (later models), add-on reverb unit that attaches to a separate amplifier with alligator clips, three tube chassis: preamp: 1 X 6SL7, power: 1 X 6V6GT, rectifier: 5Y3, single channe...