Negatron oscillator
Backward wave oscillator ("O" type Carcinotron)
Backward wave oscillator ("O" type Carcinotron)
Ferranti experimental oscillator
1949-1950
oscillator
oscillator
Audio oscillator in a purpose built wooden case
Righi pattern oscillator, 1870-1923
1870-1923
The first British silicon integrated circuit (an oscillator)
1960
Oscillator no. 853 2100 C\S
Audio generator oscillator with vernier dial
Demonstration transistor oscillator, 1952
1952
BBC OS3/1 Variable Frequency Oscillator
1960
Experimental oscillator
German crystal oscillator Type PQK 16
oscillator
oscillator
Type CO546 Oscillator
Type CO546 Oscillator
Halsey-Sullivan precision heterodyne oscillator
RC Oscillator Type TF1101 No.52052/159
1960-1979
Beat frequency electronic oscillator
Triangle and square wave oscillator model TG 150D by Level Electronic Ltd
Hertzian oscillator, 1894
1894
Marconi - Franklin master oscillator
Ryall-Sullivan precision heterodyne oscillator.
1952
'Schwebungssummer' type oscillator
Siemens and Halske audio-frequency oscillator
1937
gunn oscillator
circa 1950
Muirhead-Wigan Decade Oscillator
1964
Quartz controlled transistor oscillator
"Dawe" wide-range oscillator type 400c (0.1 HZ - 1000 HZ)
Oscillator, 50-150 Kc/s
1952
Audio oscillator
1962
Light actuated oscillator.
1969
gunn oscillator
circa 1950
gunn oscillator
circa 1950
gunn oscillator
circa 1950
Replica of Hertz oscillator with rectangular plate, 1928-1929
1928-1929