Drake R-4245

Desktop Shortwave receiver

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The R-4245 is the commercial version of the R-7A featuring full frequency synthesis rather than a analog VFO. This synthesized VFO provides more stability than the R-7A.

Frequency range

RX-range
0.01-30 MHz
TX-range
-
HAM bands
?
Stability
?
Tuning steps
?
Filters
0.3 / 0.5 / 1.8 / 2.3 / 4 kHz

Receiver

Modulations
AM   AM-sync   CW   SSB  
Sensitivity
?
Selectivity
?
Receiver system
Triple conversion superheterodyne
IF-frequencies
1st: 50MHz
2nd: 5645kHz
3rd: 4805kHz
Image rejection
?
Audio output
?

Transmitter

Modulations
-
RF-Output
?

Connections

Antenna
-
Impedance
50 Ω

Electrical

Power requirements
13.8V DC or mains
Current drain RX
2A max
TX
-

Physical

Dimensions (w×h×d)
346 × 117 × 318 mm (13.62 × 4.61 × 12.52 in)
Weight
?
Form factor
Base Station
Manufactured
Between 1982 and 1985
MPN
DRAKE-R-004245

Other features

Memories
?
Usage
Amateur / Ham radio operators
Features + options
?
Accessories
?

Manuals, diagrams and brochures

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