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mounting

mounting

circa 1950
GET 3 transistor

GET 3 transistor

circa 1950
transistors

transistors

circa 1950
components for crystal diode

components for crystal diode

circa 1950
circuit element

circuit element

circa 1950
MIC transmission lines

MIC transmission lines

circa 1950
diode

diode

circa 1960
transistor & diodes

transistor & diodes

circa 1950
Two units - S-band switch. c.1950

switch

circa 1950
First example of branch arm coupler on glazed ceramic (SYNTOX) together with four later examples on saphire. 1965/66

branch arm coupler

1965/66
Three units, first X-band balanced mixer, second production example of X-band mixer, third S-band balanced mixer. c .1950

balanced mixers

circa 1950
Germanium P-N-P transistor GET 105 c.1950

GET105 transistor

circa 1950
4 examples of MIC circulator. c.1950

MIC circulator

circa 1950
x-band gunn oscillator wave guide output. c.1950

gunn oscillator

circa 1950
Test rig for LID mixer diode together with components for producing point contact diode.

mixer diode test rig

circa 1950
three pieces - X-band MIC balanced mixers 1966

balanced mixers

1966
Tuneable x-band gunn oscillator with coaxial output. c.1950

gunn oscillator

circa 1950
Eight resitors used in the evaluation of noise / temperature ratio of detector / mixer crystal diode of resistor. c.1950

resistors

circa 1950
Composite encapsulated microwave planar diode, 162 x circular, 7 square, sample sheet of shim showing production technique for twelve diodes, single diode in seperate container.

planar diode

circa 1970