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Old 13th May 2020, 9:16 pm   #14
Pellseinydd
Heptode
 
Join Date: Jul 2007
Location: Flintshire, UK.
Posts: 707
Default Re: GPO Wall telephones - how was the line cord installed before plug and socket ?

Quote:
Originally Posted by Nickthedentist View Post
And this picture shows the oval hole where the cable enters, about a quarter of the way up on the very left side.
https://www.britishtelephones.com/gp...es/t711_01.jpg
The 'hole part way up on the plastic based telephones was originally used for the multiway lead from the newly introduced Planset 625.
I remember seeing the first Tele 706 in the Chester Telephone Area being unwrapped in the Fitters Room in Chester at the end of 1959. Not long afterwards in 1960, the Planset N625 arrived. The Post Office Telecommunications Journal - Summer Edition of 1960 - has an article on the modernisation of telephone instruments and mentions that the GPO will shortly being 'field trialling' a wall version of the Tele 706 but the final version would be two or three years off. This 'field trial' version known as the 1/706 appeared in 1961. The cable entered through a 'grommet' (as per the line cord but with hole through middle) fitted where the line cord would have been fitted. The Tele 1/706 was basically an upside down Tele 706 that hung on a two part wall bracket (not like the 'Tee' shaped used with the later Teles 711/741) - the dial and outer lettered dial ring were turned through 180 degrees and the two case retaining clips were replaced by a chromium plated metal handset bracket. The 1/706 didn't last long as the Tele 711 replaced it in 1962.
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