Log in or register to post comments General pma Tue, 10/31/2017 - 04:24 2 x 330W/4ohm, complementary-differential JFET input, 4 pairs 16A transistors per channel Select ratingGive PA4 power amplifier 1/5Give PA4 power amplifier 2/5Give PA4 power amplifier 3/5Give PA4 power amplifier 4/5Give PA4 power amplifier 5/5 Average: 3 (6 votes)