RigPix logo

CB/Freeband logo

Back to main

Back to CB & "Freeband"

Next mobile

Hy-Gain logo

Copyright logo

Last modified 2020-08-18

Valid HTML 4.01 Transitional

Hy-Gain V AFS (2705AFS)

A picture of Hy-Gain V AFS (2705AFS)


Type:Citizen band transceiver
Frequency range:26.965-27.255 MHz (Sweden)
Channels/tuning steps: 25 (1-24 + 11A)
According to swedish law at the time, SSB was only allowed on ch 24, and
therefore, switching this radio to LSB or USB automatically changed the
channel to 24.
Frequency control:PLL (PLL02A)
Frequency stability:Max ? ppm
Power supply:11.5-14.8 VDC (3-pin connector)
Current drain/power consumption:RX: 500-600 mA
TX: 1.8-2.5 A
Antenna impedance/connector:50 ohm / SO-239
Dimensions (W*H*D):180*55*240 mm (7.1*2.2*9.4")
Weight:2 Kg (4.4 lb)
Other features:PA. NB/ANL, Selcall option.

Receiver system:Single conversion superheterodyne (SSB)
IF: 10.695 MHz
Double conversion superheterodyne (AM/FM)
1st IF: 10.695 MHz
2nd IF: 455 KHz
Sensitivity:AM: 0.5 uV (10 dB S+N/N)
FM: 0.5 uV (20 dB S/N)
SSB: 0.2 uV (10 dB S+N/N)
Selectivity:AM/FM: 24 KHz (-80 dB)
SSB: 12 KHz (-60 dB)
Image rejection:
AF output power/speaker:2 W at ?% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm

RF output power:AM/FM: 3.5 W
SSB: 12 W (PEP)
Modulation system:
Max FM deviation:? KHz
Spurious emissions:Less than -? dB
Microphone impedance/connector:? ohm / 5-pin DIN (180)
Microphone input sensitivity:? mV

Manufactured:Japan, 198x-198x (Discontinued)
Main PCB:PTBM121D4X by Cybernet Enterprise Japan
Additional info: New price 1981 in Sweden: SEK 2295:-
New price 1983 in Sweden: SEK 1970:-
Related documents: User manual (3.3 MB, in swedish)
PCB: PTBM121D4X (1.7 MB) 2705AFS specific schematic
Reviews:Radio & Television: #6/7 1981
- -
A rear picture of Hy-Gain V AFS (2705AFS)