overview and detail of a LED indicator circuit to indicate selected frequency when used on a (modified) Dave Lawton PWM.
parts list:
[4] Rectangular Red LED
[4] Rectangular Yellow LED
[4] Rectangular Green LED
[12] 1K Ohm 1/4 Watt 5% tol resistor
[10] 1N4148 Fast Switching Diode
[7] 2-Position PC Board Terminal
[2] 2-Pole, 6-Posistion Non-Shorting Switch
Nice, Easy to understand.
llewgnal 2 years ago
Nice, easy to understand.
llewgnal 2 years ago
So why can't you use the charicteristic of the LED's diode to do what the extra diods do? don't know just asking
Eddlipton 3 years ago
very helpfull, thanks dude.
lustatus 3 years ago