CIR25402S CB25378E (CB25378E)

This test instrument was found in the April 1991 issue of Radio Electronics magazine. The circuit has good signal strength.

| Clique na imagem para ampliar |

Light Sensitive Oscillator with the 555 (CB13794E)
This circuit provides a signal of higher frequency the greater the intensity of the light incident on...
Rectangular Generator LM3909N (CB4558E)
This circuit was obtained from a 1978 Practical Wireless. It generates a low frequency, low...
Locked relay (CB21220E)
This circuit can be used as a lockable shield. A pulse activates the relay that remains on even...