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 price data, today's estimated value of the Eddystone 680X in Good condition is around:
- GBP 45 ~ GBP 227
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 Wikipedia for Eddystone 680X information
- Search the Boat Anchor Manual Archive (BAMA) for Eddystone 680X for manuals and documents (using Google)
-
Find the Eddystone 680X on Amazon
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