2G (2nd Generation)

In cellular radio, referring to systems based on the first digital standards, includ-

ing Digital-AMPS (D-AMPS), Global System for Mobile Communications (GSM), Personal Digital Cellular (PDC), and Personal Communications System (PCS). See also cellular radio, D-AMPS, digital, GSM, PDC, and PDH.

• mu (µ)
• MV (Medium Voltage)
• N
• nailed-up circuit
• NAK (Negative AcKnowledgement)
• .name
• N-AMPS (Narrowband Advanced Mobile Phone Service)
• NANC (North American Numbering Council)
• nanometer (nm)
• nano- (n)
• NANP (North American Numbering Plan)
• NA (Numerical Aperture)
• NAP (Network Access Point)
• NAP (Network Access Point)
• narrowband
• Narrowband AMPS (N-AMPS)
• Narrowband ISDN (N-ISDN)
• Narrowband PCS (Narrowband Personal Communications Services or N-PCS)
• Narrowband TACS (NTACS)
• Narrowband Total Access Communications System (NTACS)
• narrowcast
• NAS
• NA-TDMA (North American Time Division Multiple Access)
• National Bureau of Standards (NBS)
• National Do-Not-Call Registry