SpecificationsGeneralFrequency Range: Tx 136 - 174 MHz (Asian version)144 - 148 MHz (USA version)Rx 136 - 174 MHzChannel Step: 5/10/12.5/15/20/25/50/100 kHzStandard Repeater Shift: ±600 kHzFrequency Stability: Better than ±10 ppm[–4 °F to +140 °F (–20 °C to +60 °C)]Modes of Emission: F2D/F3EAntenna Impedance: 50 Ohms, unbalancedSupply voltage: 13.8 V DC ±15 %, negative groundCurrent Consumption (typical): Rx: less than 0.7 A, less than 0.3 A (squelched)Tx: 15 A (80 W) / 9 A (30 W) / 5 A (10 W) / 4 A (5 W)Operating Temperature Range: –4° F to +140° F (–20° C to +60° C)Case Size (WxHxD): 6.3” x 2” x 7.3” (160 x 50 x 185 mm) (w/o knobs)Weight (Approx.): 4.2 lb (1.9 kg)TransmitterOutput Power: 80 W / 30 W / 10 W / 5 WModulation Type: Variable ReactanceMaximum Deviation: ±5 kHz (Wide)±2.5 kHz (Narrow)Spurious Radiation: Better than –60 dBMicrophone Impedance: 2 k-OhmsReceiverCircuit Type: Double Conversion SuperheterodyneIfs: 21.7 MHz & 450 kHzSensitivity (for 12dB SINAD): Better than 0.4 μVSelectivity (–6/–60dB): 12 kHz/28 kHz (Wide)9 kHz/22 kHz (Narrow)IF Rejection: Better than 70 dBImage Rejection: Better than 70 dBMaximum AF Output: 3 W into 4 Ohms @10 % THDSpecifications subject to change without notice or obligation. Specificationsguaranteed only within Amateur band.Frequency ranges will vary according to transceiver version; check with yourdealer.73FT-2980R Operating Manual