Versus S/N (3002 line, -16 dBm in)
1.0E+0
1.0E+1
1.0E+2
1.0E+3
1.0E+4
1.0E+5
1.0E+6
1.0E+7
1.0E+8
12.7513.2513.7514.2514.75
Signal-To-Noise Ratio (rms wide)
Number Of System Disturbances For One False Trip (theoretical)
Relay Message
Rela
Messa
e
Squelch
im
ulse
Figure 29-3. RFL 9300 modem security (theoretical)
RFL 9300 RFL Electronics Inc.
May 5, 2002 29 - 5 (973) 334-3100