Icom IC-M73 Instruction Manual

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Icom IC-M73 Instruction Manual Manual pdf 46 page image

38SPECIFICATIONS13• IC-M73GeneralD• Frequency coverageTx 156.025–157.425 MHzRx 156.050–163.275 MHz (USA and EXP versions)Rx 156.300–162.025 MHz (AUS version)• Mode : FM (16K0G3E)• Operating temperature rangeUSA and EXP versions : –20°C to +60°C (–4°F to +140°F)AUS version : –10°C to +55°C• Current drain (at 7.4 V) : TX high 1.5 A(approximately) Max. audio 0.5 A• Power supply requirement : 7.4 V DC nominal (negative ground)• Frequency stabilityUSA and EXP versions : ±10 ppm (–20°C to +60°C)AUS version : ±10 ppm (–10°C to +55°C)• Antenna impedance : 50 ˘ nominal• Dimensions (approximately) : 52.5(W) × 125(H) × 30(D)mm(Projections not included) : 2.0(W) × 4.9(H) × 1.2(D) inches• Weight (approximately) : 280 g/9.9 oz with BP-245NTransmitterD• Output powerUSA and EXP versions : 6 W/3 W/1 WAUS version : 5 W (approximately)/1 W• Modulation system : Variable reactance frequencymodulation• Max. frequency deviation : ±5.0 kHz• Adjacent channel power : 70 dB• Spurious emissions (typical)USA and EXP versions : –68 dBcAUS version : 0.25 μWReceiverD• Sensitivity (typical)USA and EXP versions : 0.22 μV (12 dB SINAD)AUS version : –5 dBμ emf (20 dB SINAD)• Squelch sensitivity (at threshold, typical)USA and EXP versions : 0.35 μVAUS version : –6 dBμ emf• Intermodulation rejection ratioUSA and EXP versions : 70 dB (typical)AUS version : 65 dB• Spurious response rejection ratio:USA and EXP versions : 70 dB (typical)AUS version : 65 dB• Adjacent channel selectivity :USA and EXP versions : 70 dB (typical)AUS version : 65 dB• Audio output power (at 10% distortion with an 8 ˘ load)USA and EXP versions : 0.35 W typical (External): 0.7 W typical (Internal)AUS version : 0.2 W (External): 0.7 W typical at 1 kHz (Internal)All stated specifications are subject to change without noticeor obligation.