Collection of 29 bound volumes of photographs and 42 items of trade literature documentating x-ray equipment manufactured by Marconi Instruments Ltd., St. Albans, Herts. 1950-1975 Collection of bound volumes of photographs and trade literature 1950-1975
OE 1485/10 Automatic Test Equipment by Marconi Instruments Ltd, England, c. 1972, comprising OA1444 Tape Controller, TK7085 Test Jig Console and OA1645 Printer/PSU. Complete with self-test box, adaptor for small boards and auxiliary keyboard, also 17 volumes of operating and service manuals OE 1485/10 Automatic Test Equipment by Marconi Instruments Ltd 1972
Telecine apparatus incorporating high definitions monitor (1024 lines) and synchronised 16mm film camera, used with image amplifier at Nuffield Institute of Comparative Medicine, by Marconi Instruments Ltd., St. Albans, Herts, c.1961 Telecine apparatus 1961
PH meter, type TF 717 A/M made by Marconi Instruments Ltd., (serial no 7234 184), mains operated, c. 1950 PH meter 1950
"Theracoupler type TF 458B", short-wave (10MHz) diathermy apparatus, reference prototype, with patient's cable assembly type TM 4005, mains lead, and instructions, by Marconi Instruments, 1950, England "Theracoupler type TF 458B", short-wave (10MHz) diathermy apparatus 1950
Signal generator no. 1, Mk 11 manufactured by Marconi Instruments, c. 1935 Signal generator no. 1 1935
12-inch image amplifier with original image orthicon tube replaced by an image isocon tube, by Marconi Instruments, St. Albans, Herts., and Old Delft, Holland, c.1961 12-inch image amplifier with original image orthicon tube replaced by an image isocon tube 1961
250kv x-ray set type TFI554 designed for radiotherapy but subsequently modified for calibrating radiation monitors, comprising gantry mounted tube, contra panel, and accessories, by Marconi, English, c.1954 250kv x-ray set type TFI554 designed for radiotherapy but subsequently modified for calibrating radiation monitors 1954
H.f. spectrum analyser type OA 1095 (serial no. 150) Post Office design, 1951, manufactured by Marconi Instruments Ltd., from 1958. Complete with spare CRT and Polaroid camera H.f. spectrum analyser type OA 1095 (serial no. 150) 1951-1978
Vacuum tube voltmeter type TF1041C no.53155/030, by Marconi Instruments Ltd., ranges 300mV - 300V a.c. or d.c. and 1000V d.c., and 50 ohms - 500 megohms Vacuum tube voltmeter type TF1041C no.53155/030 1950-1970