Variac Overdrive

240v-440v

Interesting Experiments With Fluorescent Tubes

How to use a multimeter like a pro! The Ultimate guide

Tech Tips Tuesday, Isolation Transformer and Variac Safety

(Not) Restoring an Auto Transformer

Power For Your Electronics Projects - Voltage Regulators and Converters

How Tube Amplifiers Work, Part 1: The Power Supply

Testing The 50 Year Old Mercury Arc Rectifier

Amplifiers and Variacs!

Extracting Maximum Power From Transformers

Easy Electrical Project (with overload)

How 3 Phase Power works: why 3 phases?

HUGE Magnet VS Copper Sphere - Defying Gravity- Will a Neodymium Magnet Float Inside?

Isolation Transformers Answers to Questions

Benchtop Variac Auto Transformer Restoration

Until it Pops - 2 Bar Electric Fire

DIY Vapor Compression Refrigeration System

CompTIA Network+ Certification Video Course

Bigger Variac and Load Test

Full Wave Bridge Rectifier + Capacitor filters + half wave rectifier