This RF circuit measures transmission power from 0.25 W to 10 W. The maximum frequency depends on the diode and the gauge is an analog instrument. A multimeter can be used instead.
This circuit is from a 90s Popular Electronics. The circuit employs a ZN461E that is not a common...
September 2017 - Microchip 32-bit PIC32MX series microcontrollers are available from Mouser...
This flip-flop using two bipolar transistor was found in a publication of the year 1968. The...