Up for auction is a very rare PRESTO A920 Mic Preamp in original condition (see photos). The amplifer is complete with all tubes, transformer etc.. The amp lights up and seems to work, but needs TLC because of age (c.1951).
The Presto A920 Amplifer is a high quality portable or rack mountet recording amplifer. The A 920 Amplifer consists of two separate preamplifer sections, one power amplifer section, and a power supply.

Technical Characteristics:

Input Impedance:                       Mic Input = 250 Ohms, balanced         - Bridge Input 0.5 megohms, unbalanced
Output Impedance:                    External Speaker   15 Ohms        Line Impedance 500 Ohms
Max. Power Gain:                     PA Position   approx. 110 db
Input Level:                               Max. Microphone Input -86 dbm                   Min. Bridging Input -12 dbm
Tube Complement:                    6J7   6SL7GT     6V6-GT     5Y3GT
Power Input:                              115 volts, 50/60 cycles, 110 watts

The Presto A920 will sold "AS IS". Condition see photos. Needs TLC..by a professional.....

No Warranties, garanties or returns possible !!!  I´m a Private seller !!!

I will ship internationally. Buyer sells transport, packing and import taxes....Please ask for a shipping quote !!!

Important:  Between 05.07.-18.07.2015 I spend my holidays. Shipping before or after holidays possible !!!