This TTL pulse stretcher or stretcher was found in a 90's EDN. The time constant R x C1 determines the widening of the incoming pulse.
This circuit was found in a Popular Electronics from the 90s. It uses a LASCR which is a photo-SCR...
This VCO works in the opposite way to the previous circuit, converting continuous voltages into...
This circuit, suggested by an Electronics World of 1969, keeps a blinking LED for a while when a...