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Radar & radio location

Follow the evolution of radar technology, a vital system for detection and location from World War 2 through to the late 20th Century.

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"Walter" or emergency beacon transmitter

Eureka beacon

Phasing unit, type 266 no. 394277

Ferranti type DU2191 display unit

AI23 Airpass Radar

1955-1965

Marine Radar Equipment Component

Ferranti Blue Parrot aircraft radar visual display unit

Gee Mark 2 cathode ray tube

H2S Radar

1945-1955

AI-24 Foxhunter Radar

1970-1990

Transmitter, Type T1131K

1945-1950

German emergency dinghy transmitter type N.S.4

Latitude data converter type K-310-A/2

1966

ASV (Air-to-Surface-Vessel radar) Mk XI for detection of vessels at sea

Decca airfield radar

1950

Decca windfinding radar

1956

Hilger & Watts radar information reader

circa 1958

Ferranti aircraft radar visual display unit

Ferranti radar rack connector

1953-1954

Frequency-Scanned Planar-Array Microwave Antenna

1956-1960

Radar optical shroud

Plessey Mk 5 radar display, with trolley, c. 1968

Copper-plated table-tennis ball, used for the calibration of tracking radars

Copper-plated table-tennis ball

Doppler radar type 72 - antenna electric unit (Dummy)

Dummy Doppler radar type 72, antenna electric unit

Gee Mark 2 display unit

Gee Mark 2 display unit

Radar station model. Model of early radar station made by Metropolitan Vickers Mark 37 Director, with instruction booklet date c 1944. Model has receiving unit at the bottom with twin direction dishes at the top, painted grey.

Radar station model. Model of early radar station made by Metropolitan Vickers Mark 37 Director

circa 1944
Reflex Klystron, later development of the 2K25, type CV2494 KB/Q, serial no. 7248. Manufactured by English Electric Valve Co. Ltd. , c1960.

Reflex Klystron

circa 1960
2K25 Reflex Klystron valve, manufactured by Raytheon, USA, c1950. Type JAN-CRP/ E70201.

2K25 Reflex Klystron valve

circa 1950
S-Band tunable cavity Klystron, CV 3815, No.56, c 1950, maker unknown

S-Band tunable cavity Klystron valve

circa 1950
Small portable radar torch (Sprat) in exploded form for exhibition

Small portable radar torch

Eureka equipment comprising:- Transponder vibrator pack. Requires aerials and batteries

Eureka equipment

Collection of objects and archives relating to Ferranti Cathode Ray Tubes and Display Equipment.

collection of objects and archives

Main components of Naval Radar type 293Q, c. 1945 but including display JCB1P of later date

Main components of Naval Radar type 293Q

1945
An S-Band tunable cavity Klystron, CV 3815, No.443, c 1950, maker unknown.

An S-Band tunable cavity Klystron

circa 1950
External Anode air cooled triode, type VT90 Serial no. P9864, manufactured by NEC Corporation, c1950.

External Anode air cooled triode

circa 1950
Gas Discharge Tube, Type CHS 721A, manufactured by Sylvania, USA, c 1960.

Gas Discharge Tube, c 1960

1955-1965
Cossor secondary surveillance radar, type SSR5G, s/n 001, c. 1963

Cossor secondary surveillance radar

1963
1/38 model of Plessey Stan 37 Instrument Landing System (ILS), in a glass case

1/38 model of Plessey Stan 37 Instrument Landing System (ILS)

Portable CVOR - Conventional Very High Frequency Omni Directional Range. Large trailer mounted unit for use in airfields, to guide the landing approach of aircraft through the use of radio direction finding.

Portable CVOR - Conventional Very High Frequency Omni Directional Range

Synthetic Aperture Radar (SAR), 1989-1990, - forerunner of the ASTOR radar system.

Synthetic Aperture Radar (SAR)

1989-1990
Demonstration showing principle of V.O.R. beacon

Demonstration showing principle of V.O.R. beacon

Marconi automatic direction-finding equipment (incomplete)

Marconi automatic direction-finding equipment

H2S Mk.IIIG (incomplete)

H2S Mk.IIIG (incomplete)

Cossor ACR 6 primary radar, c. 1952 (less scanner and turning gear)

Cossor ACR 6 Primary Radar

1952
Gee Mark 2 transformer

Gee Mark 2 transformer

Gee Mark 2 Receiver

Gee Mark 2 Receiver

Items from Marconi automatic direction-finder, type AD370 (1967) comprising: a) Receiver ( space model) dismantled into one part chassis and eleven printed circuit boards. b) Loop aerial assembly c) Duplicate ferrite loop - aerial unit as contained in (b). d) Controller, type AA 3702 - 2

Items from Marconi automatic direction-finder

Radio magnetic indicator, type 106 RNA, 1967/68

Radio magnetic indicator, type 106 RNA, 1967/68

Type 268 marine radar wheelhouse indicator. The full Type 268 radar set consisted of: "cheese antenna" type antenna assembly with waveguide and horn; wheelhouse indicator (this object); power supply; and main console. The antenna was of the “Cheese antenna” type, 30-inches wide × 6.25-inches high, fed by waveguide and horn, not stabilized against pitch and roll. The transmitter used a magnetron of type 725A.

Type 268 marine radar wheelhouse indicator

1944-1952
Radar component, a black box with a dial on the front, this is orange. There is a sticker on this saying "WANTED BY" below the dail there are a number of adjustable knobs.

Radar component