AMT Electronics TPA-50 «Satellite» is a 50-watt output power amplifier, built on two double triodes AMT-12AX7-WS (functional analog 12AX7) and two tetrodes AMT-6L6-WS (functional analog 6L6). TPA-50 «Satellite» designed to work with external preamps, both in studio and live performances of a guitarist.
The presence of two independent parallel inputs «INPUT A» and «INPUT B» extends musician's opportunities, allowing to connect to the two inputs of two versatile preamp with two guitarists, mix the signals processed by two parallel chains forming sound, etc.
Thus musicians have at their disposal a flexible versatile tool designed to work in different styles of music.
If desired semiconductor functional analogs of lamps can be replaced by electronic vacuum devices 12AX7 and 6L6GC without any additional configuration.