Martin Hennum

Licensed Electrical Contractor

Martin Hennum is a Licensed Electrical Contractor and Owner of Peach Electric based in Sacramento, California. With over 10 years of experience, Martin and his team specialize in residential and commercial electrical work. They are knowledgeable about new technologies that help clients with future proofing so they save time and money. Martin is passionate about customer service, bringing the best information to clients, and prioritizing safety across projects.

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Co-authored Articles (6)

How to

Measure Inductance

Inductance is the ability of a coil to stop an electrical current from flowing through it. An inductor coil can stop one current so a different one is able to flow. TVs and radios, for instance, use inductance to receive...

How Do 15A and 20A Outlets Differ? What You Should Know

Deciding on the best outlet for your project—what’s safe and effectiveWhen it comes to electrical wiring, things can get a little confusing. Maybe you’re trying to replace an outlet in your bedroom, or maybe you’...

How to

Tell Which Way Round a Diode Should Be

A diode is a two-terminal electronic device which conducts current in one direction and blocks current in the opposite direction. A diode can also be called a rectifier, which converts AC to DC. Since diodes are essenti...

How to

Test a Potentiometer

A potentiometer is a type of variable (adjustable) resistor. Potentiometers are widely used to control the output of electrical devices (e.g. volume of a radio or amplifier, speed of a toy or tool, lighting levels, etc.)...

How to

Replace a Lamp Switch

Lamps are a stylish way to bring soft light into a room, but it can be frustrating when your lamp switch stops working. Instead of throwing your lamp away, try installing a new light switch yourself! It’s an easy proje...

Complete Guide for Fixing a Broken Charger

An easy-to-follow guide for figuring out why your charger isn't working and getting it to work Is your charger only charging your phone if you hold it a certain way? Would you like to fix that? Luckily, there are some co...