This circuit was featured in the March 1972 issue of Radio Electronics magazine. It adds automatic gain control to turntables by acting directly on the cartridge signal.
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...