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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
?

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

Manufactured
Between 1952 and 1962 in Great Britain
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

Other features

Memories
?
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
?
MPN
EDDYSTONE-000680X

Manuals, diagrams and brochures

Eddystone 670X Instruction Manual submitted by RigReference
Eddystone 680X High resolution circuit diagram submitted by RigReference
Eddystone 680X Redrawn Circuit And Other Info submitted by RigReference
 
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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 101.00 ~ GBP 2.00

These estimates are based on the following prices: (see all 2 prices)

Year Historic price Condition Submitted by
2010 GBP 255.00 Used / Good eBay
2006 GBP 15.00 Used / Fair valveheadroger

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