2
Modem/DSU Commands
2-51
6800-A2-GB31-20
January 1997
Table 2-2
Signal Profile for 2048A and C Modems
Receive Level
(-dBm)
Freq. Shift
FM
Hz
Phase Jitter
FM
Deg
Background Noise
FM
dB
0–11
0
<
10
0
<=
8
0
>=
40
12–20
1
<
10
1
<=
10
1
>=
33
21–30
2
>=
10
2
<=
12
2
>=
27
3
>=
10
3
<=
15
3
>=
24
4
>=
10
4
<=
18
4
<=
37
5
>=
10
5
<=
21
5
<=
30
6
>=
10
6
<=
25
6
<=
26
7
>=
10
7
>=
12
7
<=
24
8
>=
10
8
>=
15
8
<=
23
9
>=
10
9
>=
17
9
<=
21
Table 2-3
Signal Profile for 2096A and C Modems
Receive Level
(-dBm)
Freq. Shift
FM
Hz
Phase Jitter
FM
Deg
Background Noise
FM
dB
0–11
0
<
10
0
<=
4
0
>=
40
12–20
1
<
10
1
<=
6
1
>=
40
21–30
2
>=
10
2
<=
7
2
>=
40
3
>=
10
3
<=
9
3
>=
35
4
>=
10
4
<=
11
4
>=
30
5
>=
10
5
<=
12
5
>=
28
6
>=
10
6
<=
13
6
>=
26
7
>=
10
7
<=
15
7
>=
24
8
>=
10
8
<=
17
8
<=
34
9
>=
10
9
>=
8
9
<=
31