Found in a 1965 Electronic Design, this high voltage circuit uses period transistors. Its purpose was to excite Nixie display tubes common at the time.
Found in Radio Electronics from the 90s, this circuit has several outputs with different pulse...
This second-order filter was found in American documentation and can be applied to almost any...
This traditional configuration with the 555 was obtained in an 80s Hands-On Electronics. The relay...