DIY- Simple homemade Wireless AC line Tester ! HD

This circuit can detect only electrical wires connected to the mains (live wire). It has an LED for visual signalization.As the electrician places the detector closer to the electrical wire the LED will flash at a higher frequency. Part List:- 1. 3×TRANSISTOR BC547 2. 1.0 MΩ 3. 100KΩ 4. RESISTOR200Ω 5. LED 6. 9V BATTERY 7. BATTERY CAP 8. PCB Circuit Diagram - https://goo.gl/fA3k56 Follow us on: Website :- https://diyandtechhub.ml Facebook: - https://www.facebook.com/diyandtechhub/ Twitter : - https://twitter.com/DIYTEchHuB Link for Subscription more updates on your eyesight https://www.youtube.com/channel/UCMmlmIorfuiaEboEoB4K7kQ/sub_confirmation=1 Other tutorials:- 1. How to configure submersible pump starter with Auto Cut-off ---- function. https://www.youtube.com/watch?v=C6U8Bfmt7wA 2. How to check tubelight Electronic choke is working good or not! https://www.youtube.com/watch?v=Cs_kylckpck 3. How to use android mobile as PC web cam https://www.youtube.com/watch?v=02_aWk_lMUs&t=110s 4. How to download you tube videos in a minute https://www.youtube.com/watch?v=YJaOhG_ZuIs 5. Solar power mobile charger https://www.youtube.com/watch?v=-FWs03NtRVw 6. DIY || High Torque PCB Drilling Machine using DC motor. https://www.youtube.com/watch?v=t6wTLh2N8rc 7. How to Use Your Android Mobile as Wireless Speaker for PC or - Laptop. https://www.youtube.com/watch?v=d1pFnrxnGow 8. Should Your Phone be Plugged in Overnight? || How to make a Mobile charger with timer control. https://www.youtube.com/watch?v=fZjCdZ6Sjqw