LosIsATool
5,000+ posts
CarAudio.com Veteran
I was actually feeding my child. Anyway for RCAs. The signal in is important don't you think?Enlighten us or atleast me of how i am incorrect?
Also i take your non direct answer as you are currently searching for you're answer.
Sent from my Nexus 5
The heat sink. Those fins are not just air channels they are surface area. The more you have the more heat is pulled off the board

