Blinking An LED With a Single Transistor Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components to a 555. But …read more

Blinking An LED With a Single Transistor Let’s say you want to blink an LED. You might grab an Arduino and run the Blink sketch, or you might lace up a few components to a 555. But …read more

Quick test oscillator

#BC547 #amateuradio #80m