Antique radios, Old Time Radios
CK1121
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Country:
United States of America (USA)
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| Identical to |
CK1121
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| Description |
Four-terminal optoelectronic coupler containing one incandescent lamp and one photoresistor in a 4-pin crystal can case. Also known as Raysistor it was used in a variety of control circuits.
Control lamp: 0-5V ac or dc, 0-55mA
Photoresistor: 150 ohms to 10 megaohms, 200V max, 100mW
20ms on, 250ms off.
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| Information source |
- - Manufacturers Literature
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CK1121: Manufacturer's Literature
Emilio Ciardiello
More ...
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CK1121: Symbol (Raytheon)
Günther Stabe † 19.8.20
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Collection of
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