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The Eddystone 680X replaced the similar 680/2. The 680X has a 6BE6 for V3 rather than the 7S7 found in the 680. It also adds a crystal filter and product detector. Ranges: .48-1.12, 1.11-2.5, 2.5-5.7, 5.3- 12.5 and 12.3-30 MHz. Note headphone jack on the side.
General characteristics
- HAM bands
- ?
- Frequency stability
- ?
- Tuning steps
- ?
- Memories
- ?
Receiver
- RX-range
- 480 kHz - 30 MHz in five bands
- Modulations
- AM CW
- Sensitivity
- ?
- Selectivity
- ?
- Filters
- ?
- Receiver system
- Single Conversion Superheterodyne, 15 tubes
- IF-frequencies
- ?
- Image rejection
- ?
- Audio output
- ?
Connections
- Antenna
- -
- Impedance
- 50 Ω
- Other
- -
Electrical
- Power requirements
- Mains
- Current drain RX
- 80 W
- TX
- -
Physical
- Dimensions (w×h×d)
- 426 × 222 × 381 mm (16.77 × 8.74 × 15.00 in)
- Weight
- 21.30 kg (47.0 lbs)
- Form factor
- Base Station
- Manufactured
- Between 1952 and 1962 in Great Britain
Other features
- Usage
- Amateur / Ham radio operators
- Features + options
- • ¼" Head. Jack • S-Meter • Rack Handles • Calibrator 100 kHz • RF Gain • BFO ±3 kHz • Mute • 140:1 Tune Ratio • Standby • NL • Dial Lamp • Dimmer (back panel) • AVC ON/OFF • Flywheel Tuning
- Accessories
- -
- RigReference ID
- 2615
- MPN
- EDDYSTONE-000680X
Manuals, diagrams and brochures
- Eddystone 670X Instruction Manual PDF - 1.17 MB, submitted by RigReference
- Eddystone 680X High resolution circuit diagram JPEG - 1.73 MB, submitted by RigReference
- Eddystone 680X Redrawn Circuit And Other Info PDF - 3.26 MB, 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 Eddystone 680X. 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 Eddystone 680X is around:
- GBP 40.00 ~ GBP 1.00
These estimates are based on the following prices:
Links & tools
- Search YouTube for Eddystone 680X videos
- Search Google for Eddystone 680X information
- Search Google Images for Eddystone 680X
- Search Twitter for Eddystone 680X news
- Search Wikipedia for Eddystone 680X information
- Search the Boat Anchor Manual Archive (BAMA) for Eddystone 680X for manuals and documents (using Google)
About
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