What good is having an antenna tuned for best gain if you strangle the signal as soon as it gets out of your radio? Cable … Read More

If your cable sucks, you might have dead spots even with an expensive router. Sure, your router has all the bells and whistles, but the … Read More

How Long Can You Run An Ethernet Cable? That’s what the Ethernet Cable Max Length Calculator on JSCalc-Blog.com calculates. Twisted-pair Ethernet follows very strict structured … Read More

Selecting speaker wire should be easy, but the thick cables you see on the racks at the electronics store cost more and are said to … Read More

When every hobbyist or electrician reaches this point they meet theory and reality. Yes, you have read Ohm’s law. Yes, you realize that wire has … Read More

The wire jacket will give you some idea of your electrical system, but only if you’re willing to read beyond printed gauge number. Because the … Read More

What is the difference between a thinner and thicker wire? Does a bigger number on the wire gauge mean a thicker or thinner wire? Well … Read More

What will the secondary actualy deliver when it has a rectifier and a load connected? That’s the practical question that’s answered by the transformer secondary … Read More

Ever melt a transformer after it had been working perfectly for years? Chances are you got size right on the primary side but forgot about … Read More

One of the questions you have when designing with power electronics is answered by this: How hot does my silicon actualy get? All those LEDs, … Read More