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Last modified 2020-08-15

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Connex CX-4300 HP

A picture of Connex CX-4300 HP

SPECIFICATIONS

GENERAL
Type:Citizen band / "Freeband" / Export transceiver
Frequency range:25.615-28.305 MHz
Channels/tuning steps:240 (6*40)
Mode:AM/FM
Frequency control:PLL (MC145106P)
Frequency stability:Max ? ppm
Power supply:13.8 VDC
Current drain/power consumption:RX: ? mA
TX: ? A
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):200*60*273 mm (7.88*2.38*10.75")
Weight:2.27 Kg (5 lb)
Other features:PA. ANL/NB. Talkback. +10 KHz switch.




RECEIVER SECTION
Receiver system:Double conversion superheterodyne
1st IF: ? MHz
2nd IF: 455 KHz - Ceramic filter: CFW455H
Sensitivity: AM: 0.5 uV (10 dB S+N/N)
FM: 0.25 uV (12 dB S+N/N)
Selectivity:
Image rejection:50 dB
AF output power/speaker:2.5 W at 10% distortion / ? ohm
External speaker connector:3.5 mm




TRANSMITTER SECTION
RF output power:Max 75 W
Modulation system:
Max FM deviation:? KHz
Spurious emissions:Less than -50 dB
Microphone impedance/connector:? ohm / 4-pin (Metal screw ring connector)
Microphone input sensitivity:? mV




MISCELLANEOUS
Manufactured:20xx-20xx (Discontinued)
Main PCB:EPT360014B by Ranger
Additional info:
Related documents: PLL: MC145106P
2SC2290 final transistor
Modifications:
Reviews:
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