2070-9x User’s Manual
Page 4
FSK:
Serial Data Rate……..0-19,200 baud.
Meets EIA RS-232D and CCITT V.24
electrically
CTS Delay .......................12 ±2 ms
Soft Carrier Turnoff Time 10 ±2ms
Receive Squelch ............6.5 ±1ms
Carrier Detect Time........8 ±2ms
Data Format…Asynchronous, serial by
bit
Line interface…..Private Metallic wire
600 Ohm
Modulation…….Phase Coherent FSK.
Modulation Frequencies:
Mark and Space Frequencies have a
±1% tolerance.
Frequency 2070-9A 2070-9B 2070-9E
Mark
1200Hz
11200 Hz 19200 Hz
Space
2200 Hz 17600 Hz 38400 Hz
Soft Carrier 900 Hz
7800 Hz
13800 Hz
4 wire Full Duplex and 2 wire Half
Duplex
Receive Sensitivity….0 to -40 dB.
Output Level……Continuously
adjustable from -8dBm to 0 dBm. (set
to 0dBm)
Anti-streaming
RTS Trigger mode time-out
7s.
Loss of Data mode time out
7s.
PRELIMINARY
