Compact solid state amp at 12 v., suitable for operations ' mobile '/' expeditions '. Max power 500W PEP, 400 CW. Does not require tuning calibrations, just fire up and work ...!. Equipped with electronic protection for high SWR and over temperature. Maximum input current: 80A peak at 14V. Temperature control ventilation, transistors: 4 x 2SC2879. Weight only 3.5 kg, size 9 x 22 x 38 cm.