Articles

How To Test a Capacitor with a Multimeter

A common struggle is how can we test a capacitor with a multimeter? The capacitor’s nature to charge and release energy faster than a battery, because it stores energy in a different way, although it can’t store as much. This is very useful and this is why you can...

How To Use Spy Pen

For most people, a spy pen is something that they’ve only seen in the movies, or online. But for others, it’s an important device that adds security to their office, or one that allows them to record their teacher’s lecture so they can recall more easily later on....

How To Make A Spy Pen

Whether you want to be able to remember what your teacher said on your lecture, or you want to add a touch of hidden surveillance to your home office, a spy pen can be a great idea. And many people opt to just buy a spy pen, and be done with it. Most of the spy pens...

Spy Pen Instructions

A spy pen is an excellent device to have at home. It can come in handy in a variety of situations, and when you need something like that, you’ll be hard pressed to find something that does the job as well as a spy pen would. Unfortunately, for some, spy pen...
How To Use Spy Pen

How To Use Spy Pen

For most people, a spy pen is something that they’ve only seen in the movies, or online. But for others, it’s an...

How To Use Spy Pen

How To Make A Spy Pen

Whether you want to be able to remember what your teacher said on your lecture, or you want to add a touch of hidden...

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