It could be many things. 1  Gather facts. 2  Rule out equipment... 3  Back to gathering facts... 4  Call Comcast.  Good 1  luck. Have your problems always existed (with your current installation/configuration)?  When speaking with anyone...
A maximum-phase system is the opposite of a minimum phase system. A causal and stable LTI system is a maximum-phase system if its inverse is causal and unstable. That is, 1  The zeros of the discrete-time system are outside the unit circle.
SINGLE PHASING. The condition when one phase of a multiphase (poly-phase) motor circuit is broken or opened. Motors running when this occurs may continue to run but with lower power output and over heating. See also: Quaternary , O2 , DAMPER , T-handle socket , HARDNESS OF CALCIUM CARBONATE.