Astable Multivibrator

@adamc07328

8 years ago

https://everycircuit.com/circuit/6063609768837120

Adjust the 2 250R resistors (Ra & Rb) and the 300uF capacitor to adjust the output frequency to the LED. Adjust the 300R resistor to vary the brightness of the LED. Formula: f= 1.44/(Ra+2Rb)xC