Loudspeaker for wireless radio set made in c 1930 by Ferranti at Hollinwood. Original speaker and front fret panel survived. Mounted in homemade cabinet of dark wood. Built for use with type 31 radios which were first all mains sets built by Ferranti. Ferranti wireless radio speaker circa 1930
Joule meter by Ferranti, Hollinwood, England. Constructed for display by Griffin and George Ltd. 'Made in Great Britain' Joule meter by Ferranti 1950-1960
Joulemeter by Ferranti Ltd., supplied by Griffin and George Ltd. Joulemeter by Ferranti Ltd. 1967-1983
Case for Ferranti multi-meter and mini-transformer Leather case for Ferranti electricial instruments c.1940