Radio Rig Kenwood TM-281A Tm 281a

KENWOOD TM-281A General Spesification: Frequency Range TX: 144 – 148 MHz, RX: 136 – 174 MHz Mode F3E (FM) Power Requirement 13.8 V DC ±15%, negative ground Current Drain Transmit: Less than 14 A (High), less than 8 A (Low), Receive: Less than 1 A Operation Temperature Range -20°C ~ +60°C Antenna Impedance 50 Ω Microphone Impedance 600 Ω Frequency Tolerance ±2.5 ppm (-20°C ~ +60°C) Dimensions (W x H x D) 160 x 43 x 126 mm (Projections included) 161 x 43 x 170.5 mm Weight 1.13 kg TRANSMITTER RF Power Output Hi / Lo 65 W / 25 W Modulation Variable reactance modulation Maximum Frequency Deviation Wide: ±5 kHz, Narrow: ±2.5 kHz Modulation Distortion Less than 3% (300 Hz – 3 kHz) RECEIVER Circuitry Double super heterodyne Intermediate 1st IF: 49.95 MHz, 2nd IF: 450 kHz Sensitivity (12 dB SINAD) Less than 0.18 μV (Narrow: less than 0.22 μV) Squelch Sensitivity Less than 0.1 μV Selectivity -6 dB: More than 12 kHz (Narrow: more than 10 kHz), -60 dB: Less than 30 kHz (Narrow: less than 24 kHz) Audio Output Power More than 2 W (5% distortion)