Using PWM instead of Variable Voltage?

[SurvivorMcGyver]

Refered to and defined in wikipedia

PS: no need to read any further than the Title of the page

 

[AttyPops]

So..........???????????

How did the 555 mod come out?

 

[breaktru]

Bump...
How did the 555 mod turn out?

 

[srolesen]

anyone took a look at how much space the darwin circuit takes up ?