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Last modified 2026-05-05

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Sonar FR-104

A picture of Sonar FR-104

SPECIFICATIONS

GENERAL
Type:VHF receiver
Frequency range: 25-50 MHz
Tuning steps:Channelized
Frequency stability:? ppm
Mode:FM
Channels / memory management: 6 regular
XTAL controlled
Power supply:Mains: 117 VAC
or 12 VDC
Current drain / power consumption:? mA @ 12 VDC
Antenna impedance / connector:50-75 ohm / RCA (Phono)
Dimensions (W*H*D):175*67*216 mm (6.88*2.62*8.5")
Weight:1.59 Kg (3.5 lb)
Other features:CTCSS/PL decoder.




RECEIVER SECTION
Receiver system: ? conversion superheterodyne
Sensitivity:
Squelch sensitivity:
Noise figure:
Selectivity:
Image rejection:
AF output power / speaker:? W at ?% distortion / ? ohm
External speaker connector:RCA (Phono)




MISCELLANEOUS
Manufactured:USA, 196x-197x (Discontinued)
Additional info: New price 1970 in the US: $140.00
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
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