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Old 28th Nov 2020, 3:26 pm   #20
Pellseinydd
Heptode
 
Join Date: Jul 2007
Location: Flintshire, UK.
Posts: 707
Default Re: Large GPO? Battery Box what was its use?

Quote:
Originally Posted by TonyDuell View Post
That sounds like the 'Box, Battery No 10' that I mentioned earlier.
It is listed by the GPO as - 'Box, Battery, for 10 dry cells' - the cells being listed as 'Cells Leclanche, DR2' (dry round 2 5/8 dia by 7in high) later replaced by 'Cells Dry R40' (2 5/8in. dia by 6 in. high)

See attached entry from Vocabulary of Engineering Stores when these boxes were much used 1950/60's.

I have several of these kitted out with an 8 port Grandstream ATA plus a WiFi ATA and a 12 volt alarm battery - tethers to my mobile phone so that I can run 10 telephones (8 pulse dialling and two DTMF) anywhere off CNet.
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