D-AMPS uses ______ to divide each 25-MHz band into channels.
A. FDMA
B. TDMA
C. CDMA
D. both (a) and (b)
Answer:B
D-AMPS uses ______ to divide each 25-MHz band into channels.
A. FDMA B. TDMA C. CDMA D. both (a) and (b)