![OLIVER POWERFLEX (P-500) Image](https://bluebookofguitarvalues.s3.us-west-1.amazonaws.com/images/guitar-models/logos/s7j3KwnyuOcx8vwTa8fbzpb2kiwgVBmld1X9lnqB.jpg)
OLIVER POWERFLEX (P-500)
- ~60W, 1-15 in. or 2-15 in. speakers in a separate cabinet, all-tube chassis, preamp: 6EU7s, two channels, tremolo, reverb, head raised out of cabinet like Ampeg Portaflex, but raised by a motor, front brown control panel, nine knobs, blac...