Found in American documentation from the 1990s, this circuit can generate signals of up to a few tens of megahertz. The transistor must be suitable for high frequencies.
Found in old documentation, this circuit makes use of amplifiers of the time, uncommon today. Next...
Although quite simple, the usefulness of this circuit is great. It can even mean gains for those...
This circuit converts inductances on two scales into voltages. The circuit was obtained from a...