Frequency range Tx 144–148 MHzRx 136–174 MHz **Guaranteed range 144–148 MHzMode FM (F3E, F2D)No. of memory channels 107 (incl. 6 scan edges and 1 call)Frequency stability ±10ppm (-10°C to +60°C)Operating temperature range –10°C to +60°C; +14°F to +140°FPower supply 7.2 V DC(6.0–10.3 V DC acceptable; Icom’s battery pack only)Current drain (at 7.2V DC) Tx 5.5W 2.0A0.5W 0.8ARx Max. audio 250mAStandby 70mAPower saved 20mAAntenna connector BNC (50Ω)Dimensions(proj. not incl.) 54(W)×132(H)×35(D) mm21/ 8 (W)×5 3/ 16(H)×1 3/ 8(D) inWeight (approx.) 350 g; 12.3 oz (with BP-222)TransmitterOutput power (at 7.2 V DC) 5.5 W (High)0.5 W (Low)Spurious emissions Less than –60 dBMax. frequency deviation ±5.0 kHzExternal mic. connector 3-conductor 2.5 (d) mm ( 1/ 10″) / 2.2 kΩReceiverReceiving system Double conversion superheterodyneIntermediate frequencies1st2nd 21.7 MHz450 kHzSensitivity 0.16 µV (typ.; at 12dB SINAD)Squelch sensitivity 0.10 µV (typ.; at threshold)Selectivity 65dB (typical)Intermodulation 75dB (typical)Spurious and image rejection 75dB (typical)Audio output power(at 7.2 V DC) 300mW with an 8Ω loadExternal speaker connector 2-conductor 3.5 (d) mm ( 1/ 8″) / 8ΩApplicable U.S. Military SpecificationsIcom makes rugged products that have been tested to and passed the following MIL-STD requirements and strict environmental standards.Standard MIL 801 C MIL 810 D MIL 810 E MIL 810 FMethod Proc. Method Proc. Method Proc. Method Proc.Low Pressure 500.1 I 500.2 I, II 500.3 I, II 500.4 I, IIHigh Temp. 501.1 I 501.2 I, II 501.3 I, II 501.4 I, IILow Temp. 502.1 I 502.2 I, II 502.3 I, II 502.4-3 I, IITemp. Shock 503.1 I 503.2 I 503.3 I 503.4 ISolar Radiation 505.1 I 505.2 I 505.3 I 505.4 IRain 506.1 I, II 506.2 I, II 506.3 I, II 506.4 I, IIHumidity 507.1 I, II 507.2 II, III 507.3 II, III 507.4 II, IIISalt Fog 509.1 I 509.2 I 509.3 I 509.4 IDust 510.1 I 510.2 I 510.3 I 510.4 IVibration 514.2 VIII, X 514.3 I 514.4 I 514.5 IShock 516.2 I, II, V 516.3 I, IV 516.4 I, IV 516.5 I, IV