Re s and q bars

[Huss]

Hi all can any1 tell me what does the s and q bars stand for and my q is 90% and my s is 60 can any1 tell me what is the correct numbers ohh am on cable box thx

 

[cactikid]

they vary on makes of box like on a kryptview 780 you needed around 72 signal and quality,60 i think is bit low possibly on broadband?