phase

In a periodic function such as the cyclic variation of an electromagnetic waveform, a relative measurement that describes the relationship between the positions of a signal at two instants in time. In other words, phase is a measurement of the relative position of a waveform at a significant instant of the

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• CT2+ (Cordless Telephony generation 2 plus)
• CT3 (Cordless Telephony generation 3)
• CT (Computer Telephony)
• CTD (Cell Transfer Delay)
• CTIA
• CTS (Clear To Send)
• CTX (CenTreX)
• CUG (Closed User Group)
• current (I)
• custom calling services
• custom control routing
• customer access line charge (CALC)
• customer contact center
• customer-originated trace
• customer-owned coin-operated telephone (COCOT)
• customer premises equipment (CPE)
• customer rearrangement
• Custom Local Access Signaling Services (CLASS)
• custom ringing
• Cu Symbol for copper.
• cutoff frequency
• cutoff wavelength
• cut-through switch
• CVoDSL (Channelized Voice over Digital Subscriber Line)
• CVSD (Continuously Variable Slope Delta)