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• TX UNIT

Top view

*: Located under side of this point.

• RX UNIT

Top view

*: Located under side of this point.

PLL reference

oscillator

12.8 MHz

(X1: CR-759)

PLL IC*

(IC2: MB1511PFV)

TX VCO circuit

Mixer

(IC6: NJM2107F)

D/A converter*

(IC5: M62364FP)

RF amplifier

(Q1: 2SC5337)

PLL IC*

(IC4: MB1511PFV)

RX VCO circuit

IF amplifier

(Q3: 2SK1771)

2nd Lo oscillator

31.195 MHz

(X2: CR-757)

IF IC

(IC2: TA31136FN)

Noise amplifier

(IC8: NJM2902V)

Reference oscillator

12.8 MHz

(X3: CR-732)

1st Mixer

(IC1: GN2011)

Lo amplifier*

(Q8: 2SC4226,

Q9: 2SC4703)

Icom IC-FR3000 Service Manual

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