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Last modified 2020-08-02

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Colt 444 AM/FM

A picture of Colt 444 AM/FM

SPECIFICATIONS

GENERAL
Type:Citizen band / "Freeband" / Export transceiver
Frequency range: 26.515-27.855 MHz in three bands:
Lo: 26.515-26.955 MHz
Mid: 26.965-27.405 MHz
Hi: 27.415-27.855 MHz
Channels/tuning steps:120 (3*40)
Mode:AM/FM
Frequency control:PLL
Frequency stability:Max ? ppm
Power supply:13.8 VDC
Current drain/power consumption:RX: 190-650 mA
TX: 0.7-1.9 A
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):180*60*198 mm (7.09*2.36*7.8")
Weight:2.3 Kg (5.07 lbs)
Other features:




RECEIVER SECTION
Receiver system:Double conversion superheterodyne
1st IF: 10.7 MHz
2nd IF: 455 KHz
Sensitivity: AM: 1 uV (10 dB N/S+N)
FM: 0.7 uV (20 dB S/N)
Selectivity:
Image rejection:
AF output power/speaker:? W at ?% distortion / ? ohm
External speaker connector:




TRANSMITTER SECTION
RF output power: Hi: 10 W
Mid: 5 W
Lo: 0.5 W
Modulation system:
Max FM deviation:? KHz
Spurious emissions:Less than -? dB
Microphone impedance/connector:? ohm / 4-pin (Metal screw ring connector)
Microphone input sensitivity:? mV




MISCELLANEOUS
Manufactured:Japan, 198x-198x (Discontinued)
Main PCB:
Additional info:
Related documents:
Modifications:
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