Transistor Tester / Mosfet Tester / Potocoupler Tester / New Idea 2020

Hi friends This video is about how to make a Transistor , Mosfet and Optocoupler Tester. i hope to useful for you to check out your Transistor , mosfet and Opocoupler. ========================================================= Need Items- (A) Mosfet Tester 1) LED 2) 470 Ohm Resister 3) 1K Resister 4) Push Button Switch (B) Opltocoupler Tester 1) 8 PIN IC base 2) 1K Resister 3) LED 4) Push Button Switch (C) Transistor Tester 1) NE 555 2) 8PIN Base 3) 33K Resister 4) 220 Ohm Resister x 4 5) IN 4007 Diode x 2 6) LED (RED and GREEN) 7) 10Uf 50V Capacitor *9V Battery 9V Battery Connector ========================================================== KEY WORDS transistor tester, transistor tester circuit diagram, best transistor tester, transistor tester kit, diy transistor tester, mosfet testing circuit digram, how to test mosfet in circuit, mosfet checker, mosfet vs transistor, mosfet tester, mosfet tester circuit diagram, optocoupler tester circuit diagram, optocoupler working, optocoupler test circuit, mosfet testing, mosfet transistor tester, mosfet tester circuit, mosfet tester schematic, mosfet tester diy, transistor tester diy, optocoupler tester diy, diy optocoupler tester, how to make a transistor tester, how to make a optocoupler tester, how to make a mosfet tester My Social Media Flat forms - *Face Book Page   / mahee-j-gallery-101427734911778   Instagram- Maheekajayatilaka If You Like My Channel **Like **share **Comment **Subscribe My Channel ------------------------------------------------------------------------------- Voltage Regulator 0-30V    • Voltage Regulator 0-30V & 10A Adjustable   Automatic Hand Sanitizer    • Auto Hand sanitizer   PIR Sensor Security alarm    • PIR Sensor Security Alarm   Touchless Switch Table Lamp    • Touch less Switch Table Lamp   IR Proximity Sensor    • IR Sensor - DIY   5V Relay Module    • 5V Relay Module / Usages #diy #electronic ...   Voltage Regulator    • Voltage Regulator - DIY   IR Sensor    • IR Sensor - DIY   E - Bench - DIY    • Electronic Bench - DIY   Automatic Hand Sanitizer    • Auto Hand sanitizer   Shampoo Spray Gun    • Shampoo Spray Gun - DIY   3.7V to 230V    • 3.7V to 230V Three Type of Inverter #diy #...   12V 24V inverter/ Homemade Power supply    • 12V 24V Inverter /Homemade Power Supply   Drill/Grainder/Screw Driver    • 3 IN 1 Screw driver/Drill/Grinder   Emergency LED - DIY    • Emergency LED - DIY   12600mah Power Bank    • Power Bank 12600 MAH - Fast charging/Homemade   Motor Speed And Direction control    • DC Motor Speed & Direction Control   OTG Cable & USB Extention    • How to make OTG & USB Extension cord DIY   Vehicle Hacks    • Vehicle Hacks/How to replace Wiper/Steerin...   #maheej #SL #Electronic #