This game was found in Radio Electronics from the 90s. The components used are common except some that are from that time and that can no longer be found easily.
Found in a November 1977 Radio Electronics magazine, this digital circuit was described in an...
This circuit is from a manual of linear integrated circuits of the 80s. The operational is of the...
The tone generated by this bell changes when we press and release the switch. The circuit is from...