Make an EMF Detector

➢ Step descriptions

✦ Step 1: Materials for this video:

IC 555

LED

10K resistor

2.2uf 250v capacitor

✦ Step 2: Connect pin 6-7 with resistor to pin 8.

✦ Step 3: Capacitor: negative to pin 1, and positive to pin 6-7.

✦ Step 4: Connect the LED to pin 1 and 3.

✦ Step 5: Prepare a copper wire and connect it to pin 2.

✦ Step 6: Connect it to the power supply: -- to pin 1 and + to pin 8.

✦ Step 7: Let’s test it.

Product list

『IC 555』⇒ https://www.utsource.net/sch/ne555

『LED』⇒ https://www.utsource.net/sch/LED%20green

『10K resistor』⇒ https://www.utsource.net/sch/10K%20resistor

『2.2uf 250v capacitor』⇒ https://www.utsource.net/itm/p/6484459.html

『cipper wire』

Video