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The Eddystone 730/7 is a standard Eddystone 730/4 with modifications to provide coverage for the 200-420 kHz band instead of the usual 480-1100 kHz.

General characteristics

HAM bands
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Frequency stability
Below 10 MHz: 50 Hz/MHz Above 10 MHz: 20 Hz/MHz Both after 30 minutes warm-up
Tuning steps
?

Receiver

RX-range
0.2-0.42 / 1.1-30 MHz in 5 bands
Modulations
AM   CW  
Sensitivity
AM: 5 µV
CM 1-2 µV
Selectivity
1.5 / 3.0 / 6.0 / 12.0 kHz selectable (-6 dB)
Filters
500 Hz switchable crystal filter
Receiver system
Superheterodyne
IF-frequencies
450 kHz
Image rejection
?
Audio output
1 W

Connections

Antenna
-
Impedance
70/80Ω
Other
-

Electrical

Power requirements
Mains (100-125 or 200-250 V AC) or external PSU
Current drain RX
80 W
TX
-

Physical

Manufactured
Between 1959 and 196x in Great Britain
Dimensions (w×h×d)
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Weight
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Form factor
Base Station

Other features

Memories
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Usage
Military communication
Features + options
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Accessories
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MPN
EDDYSTONE-000730/7

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