This Hughes circuit is from 1968. Equivalent modern components can be used. The input impedance is 1000 M ohm.
Author: Newton C. Braga Published:Aug, 2016 Formato:Book and e-Book Pages:...
This circuit is from a 1980s Signetics documentation. The circuit separates the modulation signal from a...
This old oscillator using germanium transistors has a high impedance headphone as inductor to...