Icom ID-RP2 Service Manual page 98
D-star repeater system
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Also See for ID-RP2:
- Instruction manual (52 pages) ,
- Instruction manual (56 pages) ,
- Instruction manual (36 pages)
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• MAIN-R UNIT
RX RF amplifier
RX RF amplifier
RX RF amplifier
(Q1: NE34018)
(Q1: NE34018)
(Q1: NE34018)
1st VCO circuit
1st VCO circuit
1st VCO circuit
RX 2nd mixer
RX 2nd mixer
RX 2nd mixer
(Q131: 3SK241)
(Q131: 3SK241)
(Q131: 3SK241)
2nd VCO circuit
2nd VCO circuit
2nd VCO circuit
Demodulator
(IC191: TA3116FNG)
• LOGIC-T/R UNIT
USB controller
(IC550: FT232BL)
FPGA
(IC200: XCS20XL-4TQ144I)
Buffer amplifier
(IC901: TC74AC541FT)
E - 2 - 2
RX 1st mixer
(IC71: µPC2721GV)
+5V regulator
(IC500: TA7805F)
CPU
(IC50: µPD70F3102AGJ)
GMSK modem
(IC150: CMX589AD5)
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