Radio KENWOOD TM-271A

GENERAL Antenna Impedance 50 ohms Current Drain Receive Less than 1 A Current Drain Transmit Less than 13 A Dimensions ( W x H x D) 6.33 x 1.69 x 6.65 in. ( 161 x 43 x 169 mm) Weight ( approx.) 2.6 lbs. ( 1.2 kg) Frequency Range TX: 144 - 148 MHz RX: 136 - 174 Ground Negative Microphone Impedance 600 ohms Frequency Tolerance ± 2.5 PPM -20° C to 60° C Mode F3E ( FM) Operating Temperature Range -20° C to 60° C Power Requirement 13.8V DC ( ± 15% ) RECEIVER Audio Output Power More than 2W ( 8 ohms, 5% distortion) Circuitry Double conversion superheterodyne Intermediate Frequency 1st IF 49.95 MHz Intermediate Frequency 2nd IF 450 kHz Selectivity -6 dB More than 12 kHz Selectivity -60 dB Less than 30 kHz Sensitivity ( 12dB SINAD) Less than 0.18µ V Squelch Sensitivity Less than 0.10µ V TRANSMITTER Frequency Tolerance Within ± 10 ppm Maximum Frequency Deviation ± 5 kHz Modulation Reactance modulation Modulation Distortion Less than 3% ( 300 Hz ~ 3 kHz) RF Output Power HI 60 W RF Output Power LO 25 W