Icom IC-M506

2-2
RX VCO
• MAIN UNIT
(TOP VIEW)
AF AMP
(IC881)
RF AMP
(Q101)
AF LINE SW
(IC906)
BPF
(IC506)
BPF
(FI201)
AF LINE SW
(RL1)
AF POWER AMP
(IC701)
IF IC (MAIN CH)
(IC201)
DISCRIMINATOR (MAIN CH)
(X201)
AF LINE SW
(IC882)
AF LINE SW
(IC505)
AF LINE SW
(IC504)
AF LINE SW
(IC503)
ELECTRONIC VOLUME
(IC19)
DISCRIMINATOR (CH70)
(X301)
2ND IF FILTER
(FI304)
2ND IF FILTER
(FI204)
2ND LO OSCILLATOR (MAIN CH)
(X202)
APC AMP
(IC2)
TX VCO
REFERENCE
FREQUENCY
OSCILLATOR
(X101)
IF IC (CH70)
(IC301)
PLL IC
(IC101)
1ST IF FILTER (MAIN CH)
(FI202)
1ST IF FILTER (MAIN CH)
(FI203)
5 V REGULATOR
(IC512)
5 V REGULATOR
(Q501)