The K.W. Electronics 77 is a desktop shortwave receiver with a frequency range of 10-160 m (1.8-2.0 / 3.5-4.1 / 7-7.5 / 14-14.5 / 21-21.5 / 28-28.5 / 28.5-29.1 / 29.1-29.7 MHz). It uses a double conversion superheterodyne receiver system with IF frequencies of 3500 / 450 kHz and features continuous tuning steps. The audio output requires an external speaker and has a 3 W output. The K.W. Electronics 77 weighs 13.2 kg and has dimensions of 215 × 407 × 332 mm.
General characteristics
- HAM bands
- 160m 80m 40m 20m 15m 10m
- Frequency stability
- ?
- Tuning steps
- Continuous
- Memories
- None
Receiver
- RX-range
- 10-160 m
1.8-2.0 / 3.5-4.1 / 7-7.5 / 14-14.5 / 21-21.5 / 28-28.5 / 28.5-29.1 / 29.1-29.7 MHz - Modulations
- AM CW SSB
- Sensitivity
- 0.5 µV for 10 dB S/N
- Selectivity
- 0.5 / 1 / 2.1 / 3.8 kHz @ -6 dB
- Filters
- ?
- Receiver system
- Double conversion superheterodyne
- IF-frequencies
- 3500 / 450 kHz
- Image rejection
- ?
- Audio output
- Requires external speaker. 3 W output
Connections
- Antenna
- -
- Impedance
- 50-80Ω
- Other
- -
Electrical
- Power requirements
- Mains
- Current drain RX
- ?
- TX
- -
Physical
- Dimensions (w×h×d)
- 407 × 215 × 332 mm (16.02 × 8.46 × 13.07 in)
- Weight
- 13.20 kg (29.1 lbs)
- Form factor
- Base Station
- Manufactured
- Between 1962 and 1965 in Great Britain
Other features
- Usage
- Amateur / Ham radio operators
- Features + options
- -
- Accessories
- -
- RigReference ID
- 3529
- MPN
- K.W.-ELECTRONICS-000077
Manuals, diagrams and brochures
- KW-Electronics 77 manual PDF - 371.1 kB, submitted by RigReference
- 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 K.W. Electronics 77. Just bought or sold this model? Let us know what you traded it for and help other ham operators!
Based on historic price data, today's estimated value of the K.W. Electronics 77 in Good condition is around:
- GBP 80
These estimates are based on the following prices:
Links & tools
- Search YouTube for K.W. Electronics 77 videos
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- Search Wikipedia for K.W. Electronics 77 information
- Search the Boat Anchor Manual Archive (BAMA) for K.W. Electronics 77 for manuals and documents (using Google)
-
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