This triac circuit was taken from an article in the July 1970 Radio Electronics magazine. Note the snubber formed by R5 and C3 for controlling inductive loads.
This oscillator for receiving SSB signals is intended for receivers with IF of 455 kHz. The...
This thermostat was found in a 1997 publication. It can be powered by 6 V with the use of a...
In the figure we have the basic configuration for interfacing TTL logic with CMOS logic. The...