Sommerkamp FRG-7700
Sommerkamp FRG-7700

SPECIFICATIONS

GENERAL
Type:HF receiver
Frequency range:0.15-30 MHz
Tuning steps:Continuous
Mode:AM/FM/SSB/CW
Channels/memory management:Optional
Power supply:Mains: 100 / 120 / 220 / 240 VAC (12 VDC option)
3*R6/AA for the optional memory unit
Current drain/power consumption:33 VA (without optional memory unit)
Antenna impedance/connector:<2 MHz: Spring terminals / 500 ohms
>2 MHz: SO-239 / 50 ohms
Dimensions (W*H*D):334*129*225 mm (13.15*5.08*8.86″)
Weight:6 Kg (13.23 lbs), without optional memory unit
Other features:NB. Tone control. Dimmer. 20 dB attenuator. Clock/timer




RECEIVER SECTION
Receiver system:Double conversion superheterodyne
1st IF: 48.055 MHz
2nd IF: 455 KHz
Sensitivity:AM (10 dB S/N)
0.15.0.3 MHz: 30 uV (500 ohm)
0.3-2 MHz: 25 uV (500 ohm)
2-30 MHz: 5 uV
FM (12 dB SINAD)
2-30 MHz: 1 uV
SSB/CW (10 dB S/N)
0.15-0.3 MHz: 3 uV (500 ohm)
0.3-2 MHz: 2 uV (500 ohm)
2-30 MHz: 0.5 uV
Selectivity:AM Wide
12 KHz (-6 dB), 25 KHz (-50 dB)
AM Medium
6 KHz (-6 dB), 15 KHz (-50 dB)
AM Narrow
2.7 KHz (-6 dB), 8 KHz (-50 dB
FM
15 KHz (-6 dB), 30 KHz (-40 dB)
SSB/CW
2.7 KHz (-6 dB), 8 KHz (-50 dB)
Image rejection:
AF output power/speaker:1.5 W at 10% distortion / 8 ohms
External speaker connector:3.5 mm, 4-16 ohms




MISCELLANEOUS
Manufactured:Japan, 1981-1984 (Discontinued)
Additional info:
Related documents:User manual (4.9 MB)
Modifications:
Options/Accessories:DC-7700
MU-7700
FRA-7700
FRT-7700
FRV-7700
SP-901
YR-901
YVM-112 VDC option
Memory unit, 12 regular memories
Active antenna unit. 0.15-30 MHz
External antenna tuner. 0.15-30 MHz
External VHF converter. Six different versions!
External speaker
CW/RTTY unit
Video monitor for YR-901