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Enhancements compared to the Signal/One CX-7:
* Power supply protected to eliminate transient and surge problems;
* Broadened audio band pass filter to enhance lower frequency response;
* Vox turnon changed to cure syllable clipping;
* TVI and spurious outputs have reduced by changes to the RF driver circuitry.
General characteristics
- HAM bands
- 160m 80m 40m 20m 15m 10m
- Frequency stability
- ?
- Tuning steps
- ?
- Memories
- ?
Receiver
- RX-range
- 10-160 m
- Modulations
- CW USB LSB FSK
- Sensitivity
- 0.33 µV for 10 dB S+N/N at 10m (2 kHz bandwidth)
- Selectivity
- SSB: 2 kHz, 1.5:1 (-6 dB)
FSK: 1200 Hz, 2:1
Optional:
CW: 400 Hz, 4:1 and 300 Hz, 2:1 - Filters
- ?
- Receiver system
- ?
- IF-frequencies
- ?
- Image rejection
- > 60 dB
- Audio output
- 1 W
Transmitter
- TX-range
- 10-160 m
- Modulations
- CW USB LSB FSK
- RF-output
- 1-150 W (130 W max above 28 MHz)
Connections
- Antenna
- SO-239
- Impedance
- 50 Ω
- Other
- -
Electrical
- Power requirements
- Mains (115/230 V, 50-400 Hz)
- Current drain RX
- 100 W
- TX
- 400 W
Physical
- Dimensions (w×h×d)
- 413 × 184 × 356 mm (16.26 × 7.24 × 14.02 in)
- Weight
- 15.90 kg (35.1 lbs)
- Form factor
- Base Station
- Manufactured
- Between 1971 and 197x in USA
Other features
- Usage
- Amateur / Ham radio operators
- Features + options
- Dual VFO, built-in keyer and full QSK Advanced features for such an old radio.
60 dB attenuator - Accessories
- -
- RigReference ID
- 5086
- MPN
- SIGNAL/ONE-CX-000007A
Manuals, diagrams and brochures
-
No documents available for this particular model.
- 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 Signal/One CX-7A. Just bought or sold this model? Let us know what you traded it for and help other ham operators!
These estimates are based on the following prices:
Links & tools
- Search YouTube for Signal/One CX-7A videos
- Search Google for Signal/One CX-7A information
- Search Google Images for Signal/One CX-7A
- Search Twitter for Signal/One CX-7A news
- Search Wikipedia for Signal/One CX-7A information
- Search the Boat Anchor Manual Archive (BAMA) for Signal/One CX-7A for manuals and documents (using Google)
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