This circuit was found in specialized microwave documentation from the 1960s. The circuit makes use of a varicap, and the transistor is a microwave type.
The Texas Instruments TPS80 LDO (Low Dropout) series (www.ti.com) can provide output voltages from...
We do not need to stress the importance of power supplies in the project development laboratory or on the...
This circuit, found in documentation from the 1990s, uses a common 7-segment LED display. The...