User’s Manual
A-3
Specifications
Network control unit (NCU)
Transmitting level
-10 dBm
Receiving level
-10 to -40 dBm
Input/output
impedance
600 ohms ±30%
Error correcting
MNP class 4 and ITU-T V.42
Data compression
MNP class 5 and ITU-T V.42bis
Power supply
+3.3V (supplied by computer)