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Last modified 2022-01-10

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Hy-Gain II (682)

A picture of Hy-Gain II (682)


Type:Citizen band transceiver
Frequency range:26.965-27.255 MHz
Channels / tuning steps:23
Frequency control:PLL (PLL01A)
Frequency stability:Max ? ppm
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):163*57*209 mm (6.42*2.24*8.23")
Weight:1.45 Kg (3.2 lb), without mike and mounting bracket
Other features:PA. ANL.

Receiver system: Double conversion superheterodyne
1st IF: 5.965 MHz
2nd IF: 455 KHz - Ceramic filter: Murata CFU455H3
Image rejection:
AF output power / speaker:? W at ?% distortion / ? ohm
External speaker connector:3.5 mm

RF output power:~3.5 W (5 W input)
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / 5-pin DIN (180)
Microphone input level: 20 mV @ 1 KHz for 90% modulation
6 mV @ 1 KHz for >80% modulation

Manufactured:Japan (Assembled in Puerto Rico), 1975-1976 (Discontinued)
Main PCB: PTBM027AOX by Cybernet Electronics Corporation
Single sided with through-hole components
Sub PCBs:None
Additional info:
Related documents: AF amplifier: BA521 or TA7205
RF driver: 2SC1760
RF final: 2SC1306 (or equivalent)
Sams Photofact #:CB-137 (September 1977)
Modifications and fixes:
Options / Accessories:
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An inside picture of Hy-Gain II (682)
A picture of the PLL area in Hy-Gain II (682)
A picture of the main PCB number in  Hy-Gain II (682)
A rear  picture of Hy-Gain II (682)