This circuit, suggested by an Electronics World of 1969, keeps a blinking LED for a while when a power outage occurs. Time depends on capacitor C1.
August 2017 - Microchip's new ATtiny1617 8-bit AVR microcontrollers running at 20 MHz and 16 kB...
The circuit shown in figure is suggested by Maxim in an application note. The operational...
The purpose of this circuit is to amplify the signal of a medium or high impedance microphone,...