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The Eddystone 640 was designed primarily for amateur communication purposes and covers 1.7-30 MHz without gaps. An external S-meter can be attached to the rear.

General characteristics

HAM bands
?
Frequency stability
?
Tuning steps
?
Memories
?

Receiver

RX-range
1.7-4.5 / 4.5-12.6 / 12.6-32 MHz
Modulations
AM   CW  
Sensitivity
≤ 2 µV
Selectivity
10 kHz @ -25 dB without crystal filter
400 Hz with crystal filter
Filters
Optional 400 Hz crystal filter
Receiver system
Double conversion superheterodyne
IF-frequencies
1st: 1600 kHz
2nd: 450 kz
Image rejection
45 / 60 / 90 dB
Audio output
3 W

Connections

Antenna
Clamps / screws
Impedance
400Ω
Other
-

Electrical

Power requirements
Mains (110 / 220 V AC)
Current drain RX
65 W
TX
-

Physical

Dimensions (w×h×d)
425 × 222 × 254 mm (16.73 × 8.74 × 10.00 in)
Weight
14.97 kg (33.0 lbs)
Form factor
Base Station
Manufactured
Between 1947 and 194x in Great Britain

Other features

Usage
Amateur / Ham radio operators
Features + options
BFO
Noise limiter
AVC
Standby switch
Accessories
-
RigReference ID
6353
MPN
EDDYSTONE-000640

Manuals, diagrams and brochures

Eddystone 640 Service Manual PDF - 1.65 MB, submitted by RigReference
Eddystone 640 Redrawn Circuits PDF - 2.23 MB, 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 640. 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 640 in Good condition is around:

  • EUR 205

Price History Chart

These estimates are based on the following prices:

Year Historic price Condition Submitted by
2020 EUR 307.00 Used / Mint Francisco

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