Indicated for powering circuits with operational amplifiers, this source was found in Popular Electronics. The output voltage depends on the transformer used, as well as the current.
This circuit was found in American documentation from the 60's. The transistors are made of...
This divider by 8 is synchronized because it is implemented based on TTL or CMOS logic according to the...
This circuit causes the LED to flash at a frequency determined by the capacitor and resistor...