PRIMUS OTL

Without transformer speaker amplifier in push-pull configuration, with automatic pairing of the tail lamp without evaporation lamps. It has two gain stages: voltage (tubes ECC88 or EF810) and current (tybes 6C33C) and minimal signal path with the position lamp voltage level at the input terminals. The quiescent current output tubes set manually according to the indications meters - ammeters.

Important features:

Specifications: