P 34 (34/72 LMM) Printed Music The AC501-PLUS does not require

The AC501-PLUS does not require any external circuitry for its operation

to say the least

Frequency response: 50Hz 22kHz ±3 dB

this is a nearly all original 1950's Excelsior Symphony model

P 34 (34/72 LMM) Printed Music The AC501-PLUS does not requireDetails The AMERICANA P 34 is setting a new standard for both quality and value. Designed and produced by petosa with the same attention to detail & craftsmanship, the new P 34 is a high quality accordion designed for the advanced level artist at an affordable price. Try all other Italian brands, but before making a decision, you deserve to experience its sound and performance. The P 34 will exceed your expectations as it outperforms any other