SECTION 2
INSIDE VIEWS
•
LOGIC UNIT
2 - 1
•
RF UNIT
AF power amplifier
(IC15: TA31056F)
AF mute switch
(Q37: 2SJ144)
AF filter
(Q30: XP6501)
+3.2 regurater
(IC4: S-81332H)
2nd mixer
(IC10:
µ
PC2757T)
IF amplifer
(Q5: 2SC5231)
FM IF IC
(IC2: TA31136FN)
PLL circuit
PLL IC
(IC3:
µ
PD3140GS)
PLL reference
oscillator
(X1: CR593 19.200MHz)
VCO circuit
1st mixer
(IC1:
µ
PC2757T)
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