Found in a 1964 Electronic Design, this circuit makes use of FETs of the time. These transistors can be replaced by modern general-purpose types. The input resistance is 30 M.
This circuit is indicated for small low power amplifiers allowing the use of a tweeter. The...
This circuit generates signals controlled by crystal and can generate marks up to 30 MHz of 1 in 1...
The circuit shown was obtained from a 1976s publication for radio amateurs. Its purpose is to...