Today, we’re going to build a lamp flasher using optical feedback.
Set the LDR module with the opening towards the light bulb.
The light bulb gives very bright short flashes after adjusting P1.
Be aware to use this circuit in a dark room for best results !
Change C1 from 10µF to 100µF to slow down the flashes.
I will publish 2 versions here, the first using the legacy Lectron parts and the second using the modern parts.
Here’s already the 1st version :