We had found this circuit in a January 1961 Radio Electronics Magazine. Using it is possible to take measures from the gain of transistor with a common a multimeter.
The indicated circuit is an intermittent one in which we use two 555 integrated ones, one as a low...
This type of circuit is traditional and has been published several times in different forms and...
This timing circuit was found in old documentation. The technology is CMOS. The supply can be made...