Icom IC-910H - Page 47

2 - 2
• PA UNIT
TX balanced mixer Q501, Q502: 2SK302 D502: 1SV286 RX balanced mixer (Q511, Q512: 2SK1740) Pre-amplifier (Q507: 3SK177) 145 MHz power amplifier (Q651, Q652: 2SC5152) TX/RX switching relay (RL700: AE5349) Varistor-A board
Varistor-C board 440 MHz power amplifier (Q151, Q152: 2SC3102) TX balanced mixer* (Q1, Q2: 2SK302) Pre-amplifier (Q260: 3SK177) RX balanced mixer (Q220, Q221: 2SC3356)
DRV board
Drive amplifier (Q131: SRFJ7044)
* Located under side of the point
Varistor-B board TX double balanced mixer D190: HSB88WS L190, L191: 617DB-1010