Two valve amplifier, Mk. III, c. 1917

Made:
1917

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Two-valve amplifier, Mk. III**, complete with one White valve and one Audion valve, inscribed 'Valve amplifier Mk III**' and 'W/T factory W.D. [War Department] Soho W.', British, c. 1917

Details

Category:
Radio Communication
Object Number:
1924-168
type:
valve amplifier
credit:
War Office (Royal Dockyard)