Source: rigpix
Receivers
Updated: 09/02/2026
Drake R-4C
Confidence score: 50%
Estimated value
304€
Theoretical estimate
249€
Minimum
359€
Maximum
Specifications
GENERAL
- Type
- HF receiver
- Frequency range
- 10-80 m in 5 bands (With supplied XTALs) 80 m: 3.5-4.0 MHz 40 m: 7.0-7.5 MHz 20 m: 14.0-14.5 MHz 15 m: 21.0-21.5 MHz 10 m: 28.5-29.0 MHz Plus 15 optional XTAL positions for any 500 KHz coverage between 1.5-30 MHz (except between 5-6 MHz)
- Tuning steps
- Continuous
- Frequency stability
- ? ppm
- Mode
- AM / SSB / CW
- Channels / memory management
- None
- Power supply
- Mains: 120 / 240 VAC
- Current drain / power consumption
- Max 60 W
- Antenna impedance / connector
- 52 ohm / Phono (RCA)
- Dimensions (W*H*D)
- 273*140*311 mm (10.75*5.5*12.25")
- Weight
- 7.71 Kg (17 lb)
- Other features
- PBT. VOX. 25 KHz calibrator.
RECEIVER SECTION
- Receiver system
- Double conversion superheterodyne 1st IF: 5.645 MHz 2nd IF: 50 KHz
- Sensitivity
- 10-80 m ham bands: 0.25 uV (10 dB S/N) Other bands: 0.5 uV (10 dB S/N)
- Selectivity
- AM: 8 KHz (-6 dB), 28 KHz (-60 dB) AM: 6 KHz (-6 dB), 10 KHz (-60 dB), optional AM: 4 KHz (-6 dB), 7.5 KHz (-60 dB), optional SSB: 2.4 KHz (-6 dB), 4.2 KHz (-60 dB) CW: 1.5 KHz (-6 dB), 3 KHz (-60 dB), optional CW: 500 Hz (-6 dB), 1 KHz (-60 dB), optional CW: 250 Hz (-6 dB), 600 Hz (-60 dB), optional
- Image rejection
- 60 dB
- AF output power / speaker
- 2 W at 5% distortion / No internal speaker
- External speaker connector
- Phono (RCA), 3.2 ohm
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