V2A Marconiphone receiver (long-range model) , 1922-1924
1922-1924
Set concert coils, 1922-1923
1922-1923
Cosmos DE.11 general-purpose triode valve (McVitie Weston valve collection), 1924
1924
Audio trunk cable specimen, 1925-1935
1925-1935
Selector super portable broadcast receiver, 1925-1930
1925-1930
Amplifying valve type V24, 1920-1922
1920-1922
Hollerith 45 column horizontal electrical sorting machine, 1920-1930
1920-1930
Savoy Hill 'Meat Safe' microphone stand
1923
McVitie Weston valve collection, Hivac XL HF triode valve, 1935
1935
Ora wireless receiving triode, 1921
1921
Strowger two-motion selector with vertical mount, 1903-1920
1903-1920
Short-wave adaptor for broadcast receivers, 1935-1936
1935-1936
Marconi-Reisz transverse-current carbon microphone
1925-1935
Radio tuning coil No. 75, 1922-1923
1922-1923
Novelty crystal radio set, 1925-1930
1925-1930
200 series dial telephone, 1925-1935
1925-1935
Crystal set with Braille dial markings, 1929-1935
1929-1935
Osram A.T.40 triode valve, 1921-1934
1921-1934
Radio tuning coil No. 750, 1922-1923
1922-1923
Hull Corporation telephone, 1900-1910
1900-1910
Experimental television receiver used by JL Baird in demonstration, made 1925-1926
1925-1926
Popular Wireless no. 1 vol. 1, 1922
1922
Central Battery transmitter (sectioned), 1903-1926
1903-1926
Lissen Headphones, 1922-1930
1921-1930
Radio valve, micromesh type 7A.2, 1932-1933
1932-1933
Burndept Ultra IV wireless receiver, glass back No. 4798, 1923
1923
BBC printing stamp issued to the Willesden Wireless Company
1922-1924
Gecophone Crystal Detector Radio Set No. 1, 1923
1923
K.L.1 ungettered valve, 1920-1927
1920-1927
Nelson multi A valve (McVitie Weston valve collection), 1920-1930
1920-1930
Main part of Marconi 1.5KW transmitter from 2LO
1922-1925
Cossor Wurncell W.1 output triode valve (McVitie Weston valve collection), 1923
1923
C.W. transmitter/receiver, Mk.1, 1917
1917
Filings coherer, Lodge-Muirhead system, 1900-1910
1900-1910
Receiver for Baudot Multiplex type-printing telegraph, 1911-1925
1911-1925
Bell from Cable Ship 'Faraday', 1923
1923
Filings coherer, glass tube formed into bulbs at each end at right angles, 1899
1899
Loaded submarine telegraph cable, 1926
1926
Bas-relief head and shoulders of Guglielmo Marconi, 1903
1903
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Billi condenser used for aerial tuning in Newfoundland, 1901
1901
No. I.T. Morse tape printer, 1925
1925
Thirty-inch terrestial globe showing cable routes, 1900-1920
1900-1920
Filings coherer, Lodge-Muirhead system, 1900-1910
1900-1910
Horseshoe magnet and keep used with experimental form of magnetic detector, 1900-1910
1900-1910
Branly tripod coherer, 1900-1910
1900-1910
Original wheel or steel-disc coherer, 1902
1902
Watch and wrist strap
1908
Watch by Waltham with a Dennison case
1904
Split-seconds chronograph
1935