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Last modified 2026-07-02

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Hy-Gain IV (3084X)

A picture of Hy-Gain IV (3084X)

SPECIFICATIONS

GENERAL
Type:Citizen band transceiver
Frequency range:26.965-27.405 MHz
Channels / tuning steps:40
Mode:AM
Frequency control:PLL (PLL02A)
Frequency stability:?%
Clarifier or Delta tune:No
Power supply:Mains: 120 or 230-240 VAC (Male 2-pin jack)
or 11.5-14.5 VDC (Male 3-pin jack)
Current drain / power consumption:RX: 300 mA @ 13.8 VDC (No signal)
TX: Less than 1.2 A @ 13.8 VDC
Antenna impedance / connector:50 ohm / SO-239
Dimensions (W*H*D):311*103*255 mm (12.24*4.06*10.04")
Weight:? Kg (? lb)
Other features:ANL. SWR meter.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:0.7 uV (10 dB S+N/N)
Squelch sensitivity:Less than 1 uV (Threshold)
100 uV (Tight)
Selectivity:
Image rejection:
AF output power / speaker:3 W at ?% distortion / ? ohm
External speaker connector:




TRANSMITTER SECTION
RF output power:4 W
Modulation system:
Max AM modulation (Factory set):90 % (Typical)
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / 5-pin (DIN)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan (Assembled in Puerto Rico), 1977-197x (Discontinued)
Main PCB: PTBM038COX by Cybernet Electronics Corporation
Single sided with through-hole components
Sub PCBs: EPO-0612B - AVR/PSU board
PTSR002BOX - SWR board
Additional info:
Related documents: Service manual (8.6 MB)
Model A and X 40 channel addendum (41 MB)
PLL: PLL02A
AF amplifier: TA7205P
RF driver: 2SC1760
RF final: 2SC1306
Known markets and approvals: USA
FCC
Sams Photofact #:None
Modifications and fixes:
Reviews:
Options / Accessories:
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A rear picture of Hy-Gain IV (3084X)