WARDEN 4  HF AUTOALARM 
This is a solid state autoalarm receiver for  2182 KHz. Power input specs are unavailable at this time.

Known variants: Warden II, (July 1974) , Warden III (June 1975) and Warden 4.

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Front panel view
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Rear view showing connection points
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Top and rear view.
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Rear view. 
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Top view..
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Nameplate 
All photos in this table courtesy Marktplaats.nl web site 
 


Contributors and Credits:

1) http://www.marktplaats.nl/a/telecommunicatie/zenders-en-ontvangers/m808189361-marconi-marine-ontvanger.html?c=3c
1f5dcc18d02a99040ca8de656940d2&previousPage=lr
2) Frans van Woerkom  <frans(at)van-woerkom.net>/font>
 

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June 1/14