It is a micro-amplifier of own construction. This portable device is a batterry guitar amplifier with effects power supply – a combination of „Little Gem” and Marshall MS 2 with an additional stage on FET transistor for greater impedance of the input. Sides of the housing were made of chipboard.
The amplifier is equipped with:
internal supply from 6 batteries R14 – non alkaline will last for about half a yeaer of operation without the effects
external supply stabilized from any power supply with a voltage more than 9V
protection against incorrect polarization of the battery and power supply
volume and tone adjustment
two input stages, one of which is attached as a booster. 0,5W amplifier LM386N in a standard application
1,5W/8ohm speaker was removed from cassette player Saba
The device cooperates with both single and humbucker converters.