F Specifications; Performance; Physical/ Environmental - Tandy DCM-7 Operation Manual

Performance
Operation modes
Receive frequencies
Answer
Originate
Transmit frequencies
Answer
Originate
Transmit level
Receive sensitivity (NO ERROR)
Carrier detect sensitivity
Baud rate
Output impedance
Telephone dialer (auto-originate mode)
Pulse dialing
Touch-tone dialing
(Tandy /Hayes)
Physical/ environmental
Electrical requirements
Operating temperature
Humidity
Operating environment
Storage
57
Specifications
F
Tandy protocol
Hayes protocol
Full or half duplex
Automatic answer I originate
Manual answer I originate
Mark 1270 Hz
Space 1070 Hz
Mark 2225 Hz
Space 2025 Hz
Mark 2225 Hz
Space 2025 Hz
Mark 1270 Hz
Space 1070 Hz
-13 dBm
-35 dBm
-40 dBm
300 bps
600 ohms
Dialing rate (slow), 10 pps
Breaking ratio (slow), 600/o
Interdigital pause (slow),
820 mS
Duration of signals (slow),
100 mS/70 mS
Interdigital time (slow),
100 mS/70 mS
15 VAC@ 600 mA
AC adapter supplied
55°F-85°F (12.8°C-29.4°C}
900/o relative humidity (non-
condensing) -
900/o (non-condensing)