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  • AndyY

Mystery Instrument

Has anybody got any idea what this instrument was for, and what aircraft it was fitted to?
All I have is the picture, but the owner of the item has no idea what its purpose was either.
The only clue is its Section Reference of 9/579, which is associated with Bomb Sights.
Andy

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By: AndyY - 9th September 2017 at 09:48

It is indeed a splendid high resolution photo, so much detail to be seen. Thanks, James!

Andy

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By: Versuch - 9th September 2017 at 02:09

Cracking Photo James.

Cheers Mike

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By: jamesinnewcastl - 8th September 2017 at 20:38

Hi Andy

Certainly on the later Stirlings – see pic (Note the Crook-Lock!, also just noticed that the chain for the steering seems to be under a perspex cover). This is also a Desynn instrument – basically it is a three phase motor with a pointer driven backwards and forwards at frequencies between D.C. and 0.001 Hz I should think!

I’m putting together a short video showing the Desynn and Moving coil types of dials and how to drive them – I’ll include that particular dial as I happen to have one.

Cheers
James

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By: AndyY - 8th September 2017 at 14:54

Thanks! Very interesting. Do we know which aircraft used it?

Andy

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By: Arabella-Cox - 8th September 2017 at 12:38

Have a read through this thread…

https://forum.keypublishing.com/showthread.php?142883-Phil-Redfern-newbe

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