121SPECIFICATIONS AND OPTIONS14 SpecificationsDD GENERAL• Frequency coverage :USA Rx 118.000–173.995 MHz*1,230.000–549.995 MHz*2,810.000–999.990 MHz*3Tx 144–148 MHz, 440–450 MHzEXP Rx 118.000–173.995 MHz*1,230.000–549.995 MHz*2,810.000–999.990 MHzTx 144–148 MHz, 430–440 MHz*1Guaranteed: 144–148 MHz range only.; *2Guaranteed: 440–450 MHz range for the USA,430–440 MHz for the EXP version; * 3 824.005 to 848.995 and 869.005 to 893.995 MHzranges are inhibited for USA version and not guaranteed.• Type of emission : FM, GMSK (digital), AM (Receive only)• Number of memory channels : 512 (incl. 10 scan edges and 2 calls)• Frequency resolution : 5, 10, 12.5, 15, 20, 25, 30, 50, 100, 200 kHz• Digital transmission speed : 4.8 kbps• Voice coding speed : 2.4 kbps• Operating temperature range : –10°C to +60°C; +14˚F to +140˚F• Frequency stability : ±2.5 ppm (–10°C to +60°C)• Power supply requirement : 13.8 V DC ±15%• Current drain (at 13.8 V DC: approx.):Transmit at 55 W (VHF) 12.0 Aat 50 W (UHF) 12.5 AReceive standby 0.9 Amax. audio 1.1 A• Antenna connector : SO-239 (50 Ω)• Dimensions (proj. not included) : 141(W) × 40(H) × 185.4(D) mm59⁄16 (W)×19⁄16 (H)×75⁄16 (D) in• Weight (approx.) : 1.2 kg; 2 lb 10 ozDD TRANSMITTER• Modulation system :FM Variable reactance frequency modulationDV (Digital) GMSK reactance frequency modulation• Output power : VHF 55/15/5 W (approx.)UHF 50/15/5 W (approx.)• Max. frequency deviation : ±5.0 kHz (FM wide: approx.))±2.5 kHz (FM narrow: approx.)• Spurious emissions : Less than –60 dB• Microphone connector : 8-pin modular jack (600 Ω)DD RECEIVER• Receive system : Double-conversion superheterodyne• Intermediate frequencies : 1st: 46.05 MHz, 2nd: 450 kHz• Sensitivity :FM: at 12 dB SINAD/AM: at 10 dB S/N118.000–173.995 MHz Less than 0.18 μV/0.45 μV230.000–299.995 MHz Less than 0.32 μV/0.79 μV300.000–499.995 MHz Less than 0.22 μV/0.63 μV500.000–549.995 MHz Less than 0.32 μV/Not specified810.000–999.990 MHz Less than 0.45 μV/Not specifiedDV (digital) BER 1%VHF/UHF band Less than 0.35 μV• Squelch sensitivity (FM mode only) : Less than 0.13 μV (threshold)• Selectivity :Wide More than 12 kHz/6 dBLess than 30 kHz/60 dBNarrow More than 6 kHz/6 dBLess than 20 kHz/60 dB• Spurious and image rejection : More than 60 dB• AF output power (at 13.8 V DC) : More than 2.0 W at 10% distortion with an8 Ω load• Ext. speaker connectors : 3-conductor 3.5 (d) mm (1⁄8″)/8 ΩAll stated specifications are subject to change without notice or obligation.