Here is a basic diagram on how to wire a 1/4″ or 1/8″ stereo plug.  If you are going to use it for speaker connections, you do not want to use shielded cable.

I have the blessing (and sometimes the curse) of being relatively fearless in my endeavors.  Couple that with an extreme and haunting curiosity – “I wonder what would happen if I did this?” – and you have the recipe for some pretty good messes.  You have to break a few eggs to make an omelette, right?
As [...]

Here is a diagram of some of the typical sound card input and output connections on a computer.
There are normally at least 3  jacks (holes) and a rectangular connector in the sound card section of your computer.  The audio output jack, the microphone input jack, the line input jack, and the game port.  The 3 similar jacks accept [...]

Being an ex-band roadie and now a church sound guy, there have been times when I have had to make adapters on the fly. Seems like there are always two things that need to be connected with different types of connections, and troubleshooting problems can be difficult if you don’t know what hooks up to what. [...]

The great thing about computer connections is that they were designed to be “idiot proof” for the most part.  Very few things can be plugged into the wrong place without force, and if it is plugged into the wrong place, usually no damage is done.  All you have to do is match up the shapes [...]