This circuit is from a Radio Electronics from the 90's. The integrated circuit is from the time and the boost gain is 20 dB.
This digital circuit is from a Radio Electronics magazine from December 1991. It does not use a...
This circuit is an isolated shield for microcontrollers such as the Arduino, MSP430, PIC and...
August 2017 - This Maxim component, available from Mouser Electronics, is ideal for wearables,...