This converter for WWV time reference station signals was found at Popular Electronics. The 15 MHz signals are now received on a medium wave radio at 1 MHz.
This anti-theft circuit was found in a 1985 documentation. It uses common components that can...
This circuit is interleaved with the source of a portable AM or FM radio previously tuned to a...
In the figure we show how to expand the count from 26 to 32 with 4017 CMOS integrated circuits. The...