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Last modified 2023-10-09

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Hy-Gain 2740

A picture of Hy-Gain 2740

SPECIFICATIONS

GENERAL
Type:Citizen band transceiver
Frequency range:26.965-27.405 MHz
Channels / tuning steps:40
Mode:AM
Frequency control:PLL (LC7120)
Frequency stability:±?%
Clarifier or Delta tune:No
Power supply:13.8 VDC (Fixed power cord)
Current drain / power consumption:RX: ? mA
TX: ? A
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):150*50*197 mm (5.91*1.97*7.76")
Weight:1.16 Kg (2.56 lb)
Other features:PA.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz - Ceramic filter: Murata CFU455H
Sensitivity:
Selectivity:
Image rejection:
AF output power / speaker:? W at ?% distortion / 8 ohm
External speaker connector:TS jack (3.5 mm)




TRANSMITTER SECTION
RF output power:4 W
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / 4-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 198x-198x (Discontinued)
Main PCB: 4023B by ?
Single sided with through-hole components
Sub PCBs:? - LED channel display board
Additional info:Also sold as Tristar 707
Related documents: PLL: LC7120
AF amplifier: TA7205P
RF final: 2SC1306
Sams Photofact #:None
Modifications and fixes:
Reviews:
Options / Accessories:
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A rear picture of Hy-Gain 2740