Wikipedia:GLAM/NHMandSM/SM Galleries/Telecommunications

• File:Cooke and Wheatstone's double needle telegraph, 1844
• File:Cooke and Wheatstone's A.B.C. Telegraph Receiver, 1840
• File:Wheatstone's automatic telegraph puncher, 1858
• File:Telephone wall instrument (United Telephone Co.)
• File:Portion of Wakapuake-Wanganui cable, 1879
• File:Telephotograph, one of four, transmitted over the telephone lines.
• File:Solid C.B. transmitter sectioned
• File:Strowger table pattern telephone, manufactured by the Automatic Electric Company, Chicago, USA, c. 1905
• File:One two-valve, short wave radio - telephonic receiver.
• File:Marconiphone type 31, radio telephonic receiver in glass case
• File:Ethophone III mark IV broadcast receiving set, complete with Burndept valve
• File:Facsimile reproduction of page of "New York times" as transmitted by the Marconi Co.'s facsimile process
• File:Small show case containing a sectional example of immersed electrode transmitter inset
• File:Early Remington standard typewriter No.2
• File:Table instrument with dial, from automatic interdepartmental telephone switchboard installed at Guy's Hospital, February, 1903, by the Clark Automatic Telephone Co.
• File:'Igranic' short wave receiver, 150-170 metres, from amateur wireless transmitting and receiving station (G5FK), built by F. Briggs Esq. as exhibited at the Radio Exhibition of 1932.
• File:'Pentrovod' Microphone with stand by 'Igranic' from Amateur wireless transmitting and receiving station (G5FK), built by F. Briggs Esq. as exhibited at the Radio Exhibition of 1932.
• File:Frenophone loudspeaker amplifier, 1922
• File:Spark transmitter, 1914-1918
• File:Scale model of W S 10 trailer van
• File:Marconi magnetic detector, No. 12739, with cover.
• File:Marconi magnetic detector, No. 12739
• File:Marconi multiple tuner, serial number 6305
• File:Murphy, Model 242 FM/AM broadcast receiver.
• File:Separate chassis for Acousticon transistor hearing aid with textile case.
• File:Mullard pure music cone loud speaker 1928
• File:Secrecy notice in wood frame
• File:Rotary converter (large) No. 28554
• File:Stud field regulator, housed in metal case
• File:Stud motor starter, housed in metal case
• File:Two strip lamps mounted on wood board (guard lamps)
• File:Low frequency iron core inductance in wood box
• File:Two morse keys (large) main and emergency
• File:Magnetic key relay on wood base
• File:Iolanda transformer (large) in wooden box
• File:Main condenser (large) in wood case, No. 48130
• File:Fixed gap discharger (large) No. 48645, in wood case
• File:High Frequency sliding inductance on wood base (No. 71411)
• File:Assorted copper busbars and ebonite insulators
• File:Ebonite partition insulator 15" long
• File:Aerial tuning inductance (large) in wood case
• File:Main jigger (large) in wood case (No. 72260)
• File:Tuning indicator with lamp, mounted on wooden board
• File:Two brass earth arrester plates 4" dia
• File:Wave shortening condenser (large) in wood case
• File:Large metal Iolanda switchboard with 2 meters (No. 60939)
• File:Large metal marine charging switchboard with one meter (No. 93283)
• File:Two wooden Pillar insulators (fitted with sockets and plugs)
• File:Coil type testing buzzer in wood box
• File:Small buzzer key on wood base
• File:Two H.F. chokes in wood boxes, mounted on porcelain legs
• File:'B' Mk. II front receiver - 80 meters
• File:Complete Pam 710 receiver by Pye Ltd, Cambridge, England, 1960.
• File:Transistorised radio receiver, model SP.160 BQ, by Pye Ltd, Cambridge, England, 1960.
• File:Bridge telephone
• File:One call sign, 'MPB' on wooden plaque
• File:Cosmos crystal receiver (c. 1925) complete with two plug-in tuning inductances.
• File:Creed automatic printer, model 2P, No. 280, in pedestal stand complete with motor drive unit
• File:Pair of Sterling headphones
• File:Varley Bi-duplex 50 K wire wound resistor in vertical baseboard holder with original packing carton.
• File:Dubilier "Dumetohm" grid leak with holder (with carton)
• File:A.J.S. choke/capacity coupling unit with carton
• File:Indiagraph tuning dial
• File:Benjamin anti microphonic 4 pin valve holder with carton
• File:Belling-Lee 3 pin plug and socket with carton
• File:Dubilier metallized resistor with heavy metal ends (with carton)
• File:Lissen low capacity, low loss valve holder with original packing carton
• File:Pair of Parex valve holders for screened grid, double plugged valves, by Paroussi, .. London with original packing carton.
• File:Nassak solid dielectric differential capacitor with integral slow motion device with original packing carton.
• File:Marconiphone broadcast receiver, type T 11 DA (1946)
• File:Morse key (totally enclosed type used in conjection with airborne spark transmitter, Inv. no. 1939-311)
• File:WT Set, forward spark 20 watt B, transmitter pt B, Mk 1
• File:Main part of SWB1 transmitter no. 7 (Dorchester) restored to approximate original (1927) configuration
• File:Model of microwave radio station at Purdown, Bristol 1970, scale 1/8" to one foot, made by Industrial Models Ltd., Oldham Lancs., England
• File:Pentex production unit: B switch
• File:Circuit board from deck of microprogram modules from a Leo III computer
• File:Radio equipment comprising:- one-valve, home-constructed self-excited transmitter, made by Alan T Lee, founding member of the Derby Wireless Club, c. 1923
• File:Three-valve receiver (used in colliery test, Ref. Wireless World 2/12/22 p.314
• File:18 x 12 matrix of reed relays from TXE4 exchange equipment (see note)
• File:Regenerative repeater for 30-channel p.c.m. system
• File:Two-motion selector, one of two, 1924, in service Holborn Tandem Exchange 1927-1977
• File:Experimental form 1 (Licence to use Wireless Telegraph for Experimental purposes) dated 14 November 1905 and made out to Ernest Dundas Gladhall Esq BSc
• File:Magazine case of drawing instruments, by W F Stanley, in oak case with three layers of instruments plus paints and ink, originally made for Guy S Thorne; Great Turnstile, London
• File:Post Office insulator No. 16, finished in brown glaze for use in Lake District National Park
• File:Pye vision-only 5 inch television receiver, model 817, 1938; restored to working order 1980.
• File:German clandestine hf transmitter and receiver, in small suitcase; includes silent key and two pairs headphones; c. 1940 (one tuning coil and batteries missing)
• File:Radio Times volume 1 No. 1, 1923
• File:A T & T national telephone directory, October 1896
• File:HF/VHF SWR bridge T3170L associated with Yaesu FT-101ZD radio Transceiver Base, c. 1982
• File:Yaesu FT101ZD h.f. radio Transceiver Base, with accessories, c. 1982
• File:Desk microphone, YD148 associated with Yaesu FT-101ZD radio Transceiver Base, c. 1982
• File:Morse key and lead associated with Yaesu FT-101ZD radio Transceiver Base, c. 1982
• File:`Oscar One' 2MHz f.m. CB mobile/base radio transceiver, CB27/81, c. 1982.
• File:CB low-pass filter 100LP30 from `Oscar One' 2MHz f.m. CB mobile/base radio transceiver, c.1982
• File:Microphone from `Oscar One' 2MHz f.m. CB mobile/base radio transceiver, c.1982
• File:CB coax switch 150CX3W from `Oscar One' 2MHz f.m. CB mobile/base radio transceiver, c.1982
• File:CB mobile antenna Oscar 11SE from `Oscar One' 2MHz f.m. CB mobile/base radio transceiver, c.1982
• File:CB mini SWR bridge S3-30L from `Oscar One' 2MHz f.m. CB mobile/base radio transceiver, c.1982
• File:CB antenna tuner 100TU27 from `Oscar One' 2MHz f.m. CB mobile/base radio transceiver, c.1982
• File:Ekco 'Mains Drive' 3-valve receiver for A.C. Mains, 1929
• File:STC radiopager, 1982 (dismantled but complete)
• File:Cheetah Executel intelligent display telephone (dummy), 1982
• File:ITT 3030 microcomputer system, c. 1982
• File:ITT 3530 group 3 facsimile machine, c. 1982
• File:Hull Corporation telephone, c. 1905
• File:Adey 4-valve portable radio with advertising literature, c. 1934
• File:Small illuminated sign advertising Adey portable four-valve receiver, c. 1934
• File:Writing desk from Seychelles station of Eastern Telegraph Company
• File:Cleartron valve type C-T in original box by Cleartron (1927) Ltd.
• File:Mullard valve type PM1LF in original box
• File:Speech memory board from System X Automatic Announcement Subsystem
• File:Sony SRF201 vhf/fm stereo headphone radio with chargers, one of two, 1985
• File:McMichael "Super Range" portable radio, c. 1930, restored 1976. 4-valve receiver of " suitcase" type. Large "rising sun" speaker grille in lid, with control to adjust magnet gap
• File:Pocket "GERMANIUM" Radio, Model AG-220, includes earphone and original packing carton, by H & G, Japan, c. 1965
• File:Micromatic Radio by Sinclair Radionics Limited, UK, c. 1970, "Britain's Smallest Radio", in the manufacturer's original carton
• File:Twin needle telegraph terminal, portable
• File:Telephone 232, ivory
• File:Radio Times January 25, 1929
• File:Briar tobacco pipe, slightly forward tilted bowl, convexed sides, bowl hinged near base, chrome lining, filter chrome band, horn mouthpiece, English or North American, 1880-1925