This circuit was found in the January 1999 issue of Electronics Now magazine. The circuit uses an integrated circuit from the period and has earphone listening.
Found in a 90s Electronic Design, this circuit operates with Maxim components of the time. The...
This circuit can be used both as a power source and as a battery charger. The resistor R1 serves as...
This circuit uses a unijunction transistor in a different configuration to generate rectangular pulses at...