General
Antenna Impedance	50 ohms
Current Drain Recieve	144 / 440 MHz: Less than 1 A
Current Drain Transmit	144 MHz: Less than 11 A 440 MHz: Less than 10 A
Dimensions (W x H x D)	5-1/2 x 1-9/16 x 7-7/16 in (140 x 40 x 189 mm)
Frequency Range	440 MHz: TX: 430 - 450 MHz RX: 410 - 470 MHz
Frequency Range	144 MHz: TX: 144 - 148 MHz RX: 118 - 174 MHz
Frequency Tolerance	±3 ppm (14°F - 122°F)
Microphone Impedance	600 ohms
Mode	F3E (FM), A3E (AM) [VHF main band RX only]
Operating Temperature Range	-4°F - 140°F (-20°C - 60°C)
Power Requirement	13.8 V DC ±15%, negative ground
Weight (approx.)	2.65 lbs (1.2 kg)
Receiver
Audio Output Power	More than 2 W (8 ohms, 5% distortion)
Circutrity	Double conversion superheterodyne
Intermediate Frequency 1st IF	144 MHz: 38.85 MHz 440 MHz: 45.05 MHz
Intermediate Frequency 2nd IF	144 MHz: 450 kHz 440 MHz: 455 kHz
Selectivity -6 dB	More than 12 kHz
Selectivity -60 dB	Less than 28 kHz
Sensitivity (12dB SINAD)	144 MHz: Less than 0.16 ±V 440 MHz: Less than 0.16 ±V
Squelch Sensitivity	144 MHz: Less than 0.1 µV 440 MHz: Less than 0.1 µV
Transmitter
Maximum Frequency Deviation	Less than ±5 kHz
Modulation	Reactance modulation
Modulation Distortion	Less than 3% (300 Hz - 3 kHz)
RF Output Power HI	144 MHz: 50 W 440 MHz: 35 W
RF Output Power LO	5 W
RF Output Power MID	10 W
Spurious Radiation	Less tha -60 dB