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The R.L. Drake Company produced the R-4C as the final refinement of their previous popular R-4, R-4A and R-4B models. The R-4C covers: 3.5-4, 7-7.5, 14-14.5, 21-21.5 and 28.5-29 MHz plus fifteen additional 500 kHz crystal positions (with optional crystals). Modes of reception include: SSB, CW, AM and RTTY. The dial accuracy is and impressive ±1 kHz. Features include: PBT, Line out, Crystal Calibrator (25 kHz), RF Gain, Mute Jack, Speaker Jack, Anti-Vox Jack, Dial Lamp and Spinner Knob. This radio requires an external speaker.
General characteristics
- HAM bands
- 160m 80m 40m 20m 15m 10m
- Frequency stability
- ?
- Tuning steps
- ?
- Memories
- None
Receiver
- RX-range
- 160-10 m
- Modulations
- AM CW USB LSB
- Sensitivity
- AM / SSB: < 0,25 µV
- Selectivity
- (-6/-60 dB)
SSB: 2,4/4,2 kHz
AM: 8/28 kHz
optional CW: 0,25/0,6 0,5/1 1,5/3,0 kHz - Filters
- ?
- Receiver system
- Triple conversion superheterodyne
- IF-frequencies
- 5,645 / 5,695 MHz, 50 kHz
- Image rejection
- ?
- Audio output
- ?
Connections
- Antenna
- Proprietary
- Impedance
- 50Ω
- Other
- -
Electrical
- Power requirements
- Mains
- Current drain RX
- ?
- TX
- -
Physical
- Dimensions (w×h×d)
- 273 × 140 × 297 mm (10.75 × 5.51 × 11.69 in)
- Weight
- 7.50 kg (16.5 lbs)
- Form factor
- Base Station
- Manufactured
- Between 1973 and 197x in USA
Other features
- Usage
- Amateur / Ham radio operators
- Features + options
- RF-Gain
AGC 3x
PBT in SSB mode
Notch
Noise Blanker (optional) - Accessories
- -
- RigReference ID
- 2580
- MPN
- DRAKE-R-000004C
Manuals, diagrams and brochures
- Drake R4C Instruction Instruction Manual PDF - 2.37 MB, submitted by EE Ham
- Upload relevant documents
New and second-hand prices
Estimating the value of a rig can be challenging. We collect prices paid by real hams over the years to help you estimate the value of a used Drake R-4C. Just bought or sold this model? Let us know what you traded it for and help other ham operators!
Based on historic data, today's second-hand price of the Drake R-4C is around:
- EUR 8.00
- USD 139.00 ~ USD 31.00
These estimates are based on the following prices:
Links & tools
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