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 circuit was obtained from Linear Technology documentation from the 80's. Powered by 5 V it...
This factory circuit appears elsewhere on this site. This is from a 1975 National technical...
This circuit was obtained in a March 1995 edition of the American magazine Electronics Now. The...