Thinking of buying a 12VDC to 120VAC power inverter? They are handy to have
ranging from 100 watts to 3,000 watts and higher. This video shows the different
types of power inverters and what to look for when buying one.
Learn how to identify the value of a capacitor and how to test one.
If your picture seems fuzzy , will not track, or audio is
muffled, try this technique to solve VCR issues.
If your tape player sounds muffled or the CD is
skipping, this technique should improve your audio
Here is how to test any LED to see if it is good.
Learn how to identify the value of a resistor using the
Learn the purpose of a diode and how to check for