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 found in Philips documentation from 1965. No information was given about the...
This circuit was found in a 1977 publication, but it can be easily assembled, although unijunction...
The circuit that we give below has two possible applications: it can be used to control a lamp...