HCO (Hearing Carry Over)

An offering of Telecommunications Relay Service (TRS) that allows a

person with a speech disability to use his or her own hearing to listen to the called party, but to respond in text through the call administrator (CA), who acts as a facilitator. See also TRS.

• CamelCase
• CamelCase
• camp-on
• camp-on
• Canadian Radio-television and Telecommunications Commission (CRTC)
• candela (cd)
• candle
• CAN-SPAM Act (Controlling the Assault of Non-Solicited Pornography And Marketing Act)
• CAP
• capacitance (C)
• capacitive reactance (X )
• capacitor
• capacity
• Captioned Telephone Service
• carding
• carrier
• Carrier Access Charge (CAC)
• Carrier Access Code (CAC)
• carrier class
• carrier frequency
• carrier grade
• Carrier Identification Code (CIC)
• carrierless amplitude phase modulation (CAP)
• carrier sense multiple access/collision avoidance (CSMA/CA)
• carrier sense multiple access (CSMA)