This circuit is from a 1967 Triplett manual. The circuit uses components of the time, the common FET and the general-purpose bipolar transistor.
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...