USRobotics V.34 - Manual (Page 231)

COURIER HIGH SPEED MODEMS
Technical Specifications K-7
Commands and Result Codes not supported: Call request
with identification number (CRI); Program identifier (PRI);
Request list of identification numbers (RLI); List of delayed call
numbers (RLD).
ANSWER TONE DETECTOR
2200-2300 Hz
LOSS OF CARRIER (DISCONNECT TIMER)
0.7-sec. default, programmable 0.2-25.5 sec.
EQUALIZATION
Adaptive
TRANSMITTER CARRIER FREQUENCIES
V.34
Originate Mode: 1800 Hz
Answer Mode: 1800 Hz
Originate Mode: 1829 Hz
Answer Mode: 1829 Hz
Originate Mode: 1867 Hz
Answer Mode: 1867 Hz
Originate Mode: 1920 Hz
Answer Mode: 1920 Hz
Originate Mode: 1959 Hz
Answer Mode: 1959 Hz
Originate Mode: 2000 Hz
Answer Mode: 2000 Hz
V.Fast Class
Originate Mode: 1800 Hz
Answer Mode: 1800 Hz