Discrete Component Replacement Circuit For The LM3909 IC; As the title says, first one is a replacement circuit for the LM3909 LED Flasher/Oscillator using discrete components. The circuit is ...

AC mains operated single LED flasher circuit, built using the popular CMOS timer chip TLC555 is shown below. The whole circuit is powered directly by the grid supply of 230VAC through a capacitive ...

led flasher 3 Articles . The ... also does his customary reverse-engineering of the circuit, which is just a simple flasher ... has implemented the LM3909 circuit using discrete components on a ...

Note, there is a flasher version 3. Current through component and voltages on nodes can be displayed with a single click on the schematic. Having messed for ages with my little flasher circuit on the ...