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19 Photographs of Alexandra Palace and television equipment

Radio Communication

Box of industrial razor blades

Radio Communication

GEC quartz crystal radio compo

Radio Communication

Portable valve radio

Radio Communication

1950

Lead peroxide detector

Radio Communication
CCTV surveillance camera, by General Electric, type Site Gard II, with Cosmicar Television zoom lens 22.5 - 90 mm focal length, by Asahi Precision Co. Ltd, Tokyo, Japan, no. 11739, offering remote control of focus and zoom, within weatherproof housing by Dennard Ltd, Fleet, Hampshire, UK, model no. 517, serial no. 58253, the whole badged by STC. Altogether mounted on a remote controlled pan and tilt head. Made 1975-87.

CCTV surveillance camera, by General Electric, typ

Radio Communication

1975-1987
Philips video cassette recorder (type N1502), by Philips, Europe, 1970-1980

Philips video cassette recorder (type N1502)

Radio Communication

1970-1980

Glass case for demonstration model Ferranti television receiver chassis

Radio Communication

Ferranti Ltd model 255 valve r

Radio Communication

Cables and accessories for microphone amplifier

Radio Communication

Telequipment two-channel oscilloscope type D54, c.

Radio Communication

Racal R.A.17 communication receiver

Radio Communication
Separately mountable power supply, for Ekco car radio receiver, by EK Cole Limited, Southend on Sea, Essex, England, 1951. This radio was formally fitted in a Mark 1 Ford Consul.

Power supply for Ekco car radio

Radio Communication

1951
Small tin containing crystal for Cosmos crystal receiver, made by the Metropolitan-Vickers Electrical Company, Trafford, Manchester, England, 1920-1930

crystal for Cosmos crystal receiver, 1920-1930

Radio Communication

1920-1930
Small tin containing cats whisker wires for Cosmos crystal receiver, made by the Metropolitan-Vickers Electrical Company, Trafford, Manchester, England, 1920-1930

cats whisker wires for Cosmos crystal receiver, 1920-1930

Radio Communication

1920-1930
Low power A unit from 50KW MF Transmitter, made by Marconi's Wireless Telegraphy Company Limited, Chelmsford, Essex, England, 1929. In service at BBC Brookmans Park 1929 - 1979

Low-power 'A' unit from 50KW m.f. transmitter, 1929

Radio Communication

1929
Coil type testing buzzer in wood box, made by Marconi's Wireless Telegraph Company Limited, Chelmsford, Essex, England, 1900-1950

coil type testing buzzer, 1900-1950

Radio Communication

1900-1950
Stud field regulator, housed in metal case, made by Marconi's Wireless Telegraph Company, Chelmsford, Essex, England, 1900-1950

stud field regulator, 1900-1950

Radio Communication

1900-1950
Large wave shortening condenser in wood case, made by Marconi's Wireless Telegraph Company Limited, Chelmsford, Essex, England, 1900-1950

wave shortening condenser in wood case, 1900-1950

Radio Communication

1900-1950
Large aerial tuning inductance in wood case, made by Marconi's Wireless Telegraph Company Limited, Chelmsford, Essex, England, 1900-1950

Aerial tuning inductance, 1900-1950

Radio Communication

1900-1950
Marconi magnetic detector No. 12739 with cover, made by Marconi's Wireless Telegraph Company Limited, Chelmsford, England, 1900-1950

Marconi magnetic detector No. 12739 with cover, 1900-1950

Radio Communication

1900-1950
Large main Morse key, made by Marconi's Wireless Telegraph Company Limited, Chelmsford, Essex, England, 1900-1950

Main Morse key, 1900-1950

Radio Communication

1900-1950

CAM 6 valves from Final Amplifier Stage, Vision Modulator

Radio Communication

Reel to reel tape recorder

Radio Communication

Yaesu FT101ZD h.f. radio Transceiver Base

Radio Communication

HF/VHF SWR bridge T3170L, from Yaesu FT-101ZD radio Transceiver Base

Radio Communication

Microphone Amplifier type OBA/8, 1939

Radio Communication

Multiple tuner, wireless, serial number 15028

Radio Communication

transistor radio

Radio Communication

1963-1967

'Cat's whisker' Crystal Radio

Radio Communication

1920-1925

Tape measure in leather case, associated with the MoD HF radio station D11/R230

Radio Communication

1971

Ferranti Radio Receiver

Radio Communication

1951

Cleaning kit for the Philips video cassette recorder

Radio Communication

1970-1980

Aircraft radio telephony transmitter together with microphone, less Round valve

Radio Communication

1915

broadcast receiver radio, Britain, 1950-55

Radio Communication

1950-1955

Portable transistor radio set, model VTR 103, seri

Radio Communication

1965

radiogram

Radio Communication

1950

Zenith Royal 1000 transistor radio, 1960

Radio Communication

1960

Vladimir Kosma Zworykin, mirror screw scanner, 1930

Radio Communication

1930

neck tie; produced by the BBC

Radio Communication

c.1970

LS3/5A loudspeaker unit, c. 1980

Radio Communication

RadioSpares Preset radio compo

Radio Communication

RadioSpares Preset radio compo

Radio Communication

American Emerson valve portable broadcast receiver

Radio Communication

A.K.G. microphone, type D202CS, assembled specimen

Radio Communication

Metal Products Ltd Type 23C Cl

Radio Communication

Output filter (2GHz) about 1960

Radio Communication

Four-part circulator type 66015 (6GHz) about 1964

Radio Communication

Signal generator type 1001-A, made by General Radi

Radio Communication

Broadcast Receiver with moulded Bakelite cabinet

Radio Communication

c. 1936