We often marvel at the many things a 555 can do. But [Zafer Yildiz] shows us that it can even take the place of a PCB. You’ll see what we mean in the video below. The timer relay circuit is built ...
Use the potentiometer for setting the timing period within these intervals. For the 0.3 second to 10 minutes timer version the potentiometer is 100kΩ, R1 = 9.1kΩ, R2 = 910kΩ, R3 = 220kkΩ and C1 = ...
The purpose of this circuit is to power a lamp or other appliance for a given time (30 minutes in this case), and then to turn it off. The purpose of this circuit is to power a lamp or other appliance ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results