S T K 407-240 (IC 3402: A MP A S S Y ) 3-c hannel A F P ower A mplifier B lock Diagram HT Z-7, HT Z-C 7, HT Z-S W7, HT Z-S T 7 http:// TR 2 TR 1 C1 R1 TR 3 TR 4 D2 R3 TR 9 TR 6 C2 R4 TR 8 R5 R6 TR 7 T R 10 T R 12 R9 R7 D1 D3 D5 T R 22 R 16 R 19 T R 19 R 17 R8 T R 11 T R 23 R 18 T R 20 T R 21 T R 18 R 13 D4 T R 14 T R 13 C3 T R 25 C5 R 21 T R 26 D6 R 2