Flash-activated flash (CB6749E)

This circuit was suggested by General Electric in 1970 documentation. It makes use of a photo-SCR or LASCR, an uncommon component today.

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12 V Rhythmic Lamp (CB460)
Wired to the output of any amplifier this circuit makes an incandescent lamp flash according the...
10 Hz to 10 kHz Voltage Controlled Oscillator (CB14055E)
This VCO circuit was obtained in the 1972 RCA linear circuits manual. The integrated comparator is CMOS and...
Humidity sensor (CB25284E)
This circuit also detects IR, providing LED indication. The circuit is used to indicate humidity in...