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See [http://en.wikipedia.org/wiki/Jack_plug#Tip_Ring_Sleeve Tip Ring Sleeve] at Wikipedia | See [http://en.wikipedia.org/wiki/Jack_plug#Tip_Ring_Sleeve Tip Ring Sleeve] at Wikipedia | ||
Excerpt: | |||
[[Image:Jack plug.png|thumb|left|500px|1. '''Sleeve:''' usually ground<br> | |||
2. '''Ring:''' Right-hand channel for stereo signals, negative phase for balanced mono signals, power supply for power-requiring mono signal sources<br> | |||
3. '''Tip''': Left-hand channel for stereo signals, positive phase for balanced mono signals, signal line for unbalanced mono signals<br> | |||
4. '''Insulating rings''']] | |||
{| class="wikitable" | |||
! !! Unbalanced !! Balanced !! Stereo | |||
|- | |||
| Tip || Signal || Positive/"Hot" || Left channel | |||
|- | |||
| Ring || ''Not present'' || Negative/"Cold" || Right channel | |||
|- | |||
| Sleeve || Ground/Return || Ground || Ground | |||
|} | |||
== References == | |||
* [http://www.sweetwater.com/shop/cables/cables_buying-guide.php Cable Buying Guide] - sweetwater.com | |||
: a nice summary of common cables and a discussion of balanced and unbalanced cables. | |||