본문내용
dbm
-3.65
-1.05
-39.04
-39.56
-3dbm
-2.82
-0.47
-37.33
-37.65
-2dbm
0.05
0.22
-26
-24.88
-1dbm
0.75
2.83
-23.48
-21.18
0dbm
1.21
3.27
-20.56
-18.16
1dbm
1.42
3.91
-18.42
-14.98
2dbm
1.89
4.09
-16.64
-13.09
<통과 대역폭 BPF1 측정>
케이블 손실 = 3.5dbm
signal generator 주파수 1775mhz
-1.83dbm 진폭 :3.5dbm
maker1 3.95dbm 1774mhz
maker2 -13.44dbm 1804mhz
maker3 -12.66dbm 1737mhz
1.804 - 1.737 = 0.067
통과 대역폭 = 67mhz
<스쿼트 대역폭 구하기>
maker1 -3.25dbm 1797mhz
maker2 -29.91dbm 1815mhz
maker3 -2.55dbm 1747mhz
maker4 -29.91dbm 1726mhz
왼쪽 스커트 대역폭 = 1.7478 - 1.7262
= 21.6Mhz
오른쪽 스쿼트 대역폭 = 1.8258 - 1.78974
= 18.4Mhz
<10db 대역폭>
maker1 1.63dbm 70.24mhz
maker2 -11.50dbm 80.68mhz
maker3 -11.36dbm 61.96mhz
80.68 -61.96 = 18.72mhz
maker1 -1.63dbm 70.24mhz
maker2 -4.44dbm 78.49mhz
maker3 -31.55dbm 87.28mhz
maker4 -4.38dbm 64.12mhz
maker5 -31.91dbm 55.84mhz
왼쪽 대역폭 8.24mhz = 64.12-55.84
오른쪽 대역폭 8.88mhz = 87.28 - 78.40
IF =70Mhz 0dbm
-15dbm
-44.85
1dbm
-28.66
-14dbm
-43.71
2dbm
-27.63
-13dbm
-42.65
3dbm
-26.59
-12dbm
-41.55
4dbm
-25.60
-11dbm
-40.58
5dbm
-24.62
-10dbm
-39.67
6dbm
-23.53
-9dbm
-38.59
7dbm
-22.47
-8dbm
-37.46
8dbm
-21.28
-7dbm
-36.52
9dbm
-20.23
-6dbm
-35.53
10dbm
-19.15
-5dbm
-34.51
11dbm
-18.20
-4dbm
-33.63
12dbm
-17.36
-3dbm
-32.55
13dbm
-16.59
-2dbm
-31.48
14dbm
-15.70
-1dbm
-30.52
15dbm
-14.91
0dbm
-29.58
x
Local = 1705Mhz, 6dbm
IF 50옴
Local 1705Mhz 6dbm
-15dbm
-30.29
1dbm
-15.54
-14dbm
-29.37
2dbm
-15.01
-13dbm
-28.42
3dbm
-14.62
-12dbm
-27.33
4dbm
-14.2
-11dbm
-26.34
5dbm
-13.86
-10dbm
-25.32
6dbm
-13.6
-9dbm
-24.35
7dbm
-13.43
-8dbm
-23.2
8dbm
-13.33
-7dbm
-21.92
9dbm
-13.29
-6dbm
-20.68
10dbm
-13.31
-5dbm
-19.32
11dbm
-13.32
-4dbm
-18.64
12dbm
-13.28
-3dbm
-17.79
13dbm
-13.27
-2dbm
-17.06
14dbm
-13.17
-1dbm
-16.5
15dbm
-13.11
0dbm
-15.9
x
IF AMP 케이블 손실 1.4
CENTER 70Mhz SPAN 100Mhz REF LEVEL 0dbm
Signal generator주파수 70Mhz 진폭 -50dbm gain 17.19
70MHz
75MHz
65MHz
80MHz
OIP3
-15dBm
-4.92
-5.06
-55.91
-56.03
20.58
-14dBm
-3.93
-4.22
-53.38
-57.64
20.8
-13dBm
-2.84
-3.16
-56.19
-55.63
23.83
-12dBm
-1.69
-2.09
-54.77
-56.32
24.85
-11dBm
-0.65
-1
-57.44
-54.31
27.75
-10dBm
0.33
-0.06
-56.14
-54.74
28.75
-9dBm
1.27
1.36
-53.66
-56.71
28.74
-8dBm
2.34
2.31
-55.8
-52.13
31.41
-7dBm
3.27
3.27
-52.93
-52.4
31.37
-6dBm
4.20
4.10
-51.63
-52.88
32.12
-5dBm
6.18
5.09
-49.13
-49.88
32.34
-4dBm
6.22
6.11
-47.72
-48.28
33.19
-3dBm
7.21
7.13
-45.34
-45.68
33.49
-2dBm
8.25
8.13
-41.58
-40.72
33.17
-1dBm
9.25
9.10
-37.99
-37.53
32.87
0dBm
10.2
9.98
-34.13
-33.81
32.37
1dBm
11.1
10.92
-28.98
-28.53
31.14
2dBm
11.97
11.78
-23.64
-23.32
29.78
3dBm
12.68
12.5
-18.04
-17.87
28.03
4dBm
13.36
13.02
-13.09
-12.98
26.59
5dBm
13.84
13.41
-9.32
-9.41
25.42
6dBm
13.46
14.14
-8.27
-7.06
24.33
7dBm
14.62
13.78
-4.74
-5.34
24.3
8dBm
14.69
14.19
-3.27
-3.98
23.67
9dBm
14.72
14.26
-2.3
-3.12
23.23
10dBm
14.72
14.36
-2.03
-2.85
23.1
11dBm
14.70
14.37
-2.01
-2.9
23.1
12dBm
14.67
14.27
-2.19
-3.25
23.1
13dBm
14.62
14.1
-2.74
-3.79
23.3
14dBm
14.33
14.14
-3.87
-4.53
23.43
15dBm
13.93
13.94
-4.8
-5.43
23.5
-3.65
-1.05
-39.04
-39.56
-3dbm
-2.82
-0.47
-37.33
-37.65
-2dbm
0.05
0.22
-26
-24.88
-1dbm
0.75
2.83
-23.48
-21.18
0dbm
1.21
3.27
-20.56
-18.16
1dbm
1.42
3.91
-18.42
-14.98
2dbm
1.89
4.09
-16.64
-13.09
<통과 대역폭 BPF1 측정>
케이블 손실 = 3.5dbm
signal generator 주파수 1775mhz
-1.83dbm 진폭 :3.5dbm
maker1 3.95dbm 1774mhz
maker2 -13.44dbm 1804mhz
maker3 -12.66dbm 1737mhz
1.804 - 1.737 = 0.067
통과 대역폭 = 67mhz
<스쿼트 대역폭 구하기>
maker1 -3.25dbm 1797mhz
maker2 -29.91dbm 1815mhz
maker3 -2.55dbm 1747mhz
maker4 -29.91dbm 1726mhz
왼쪽 스커트 대역폭 = 1.7478 - 1.7262
= 21.6Mhz
오른쪽 스쿼트 대역폭 = 1.8258 - 1.78974
= 18.4Mhz
<10db 대역폭>
maker1 1.63dbm 70.24mhz
maker2 -11.50dbm 80.68mhz
maker3 -11.36dbm 61.96mhz
80.68 -61.96 = 18.72mhz
maker1 -1.63dbm 70.24mhz
maker2 -4.44dbm 78.49mhz
maker3 -31.55dbm 87.28mhz
maker4 -4.38dbm 64.12mhz
maker5 -31.91dbm 55.84mhz
왼쪽 대역폭 8.24mhz = 64.12-55.84
오른쪽 대역폭 8.88mhz = 87.28 - 78.40
IF =70Mhz 0dbm
-15dbm
-44.85
1dbm
-28.66
-14dbm
-43.71
2dbm
-27.63
-13dbm
-42.65
3dbm
-26.59
-12dbm
-41.55
4dbm
-25.60
-11dbm
-40.58
5dbm
-24.62
-10dbm
-39.67
6dbm
-23.53
-9dbm
-38.59
7dbm
-22.47
-8dbm
-37.46
8dbm
-21.28
-7dbm
-36.52
9dbm
-20.23
-6dbm
-35.53
10dbm
-19.15
-5dbm
-34.51
11dbm
-18.20
-4dbm
-33.63
12dbm
-17.36
-3dbm
-32.55
13dbm
-16.59
-2dbm
-31.48
14dbm
-15.70
-1dbm
-30.52
15dbm
-14.91
0dbm
-29.58
x
Local = 1705Mhz, 6dbm
IF 50옴
Local 1705Mhz 6dbm
-15dbm
-30.29
1dbm
-15.54
-14dbm
-29.37
2dbm
-15.01
-13dbm
-28.42
3dbm
-14.62
-12dbm
-27.33
4dbm
-14.2
-11dbm
-26.34
5dbm
-13.86
-10dbm
-25.32
6dbm
-13.6
-9dbm
-24.35
7dbm
-13.43
-8dbm
-23.2
8dbm
-13.33
-7dbm
-21.92
9dbm
-13.29
-6dbm
-20.68
10dbm
-13.31
-5dbm
-19.32
11dbm
-13.32
-4dbm
-18.64
12dbm
-13.28
-3dbm
-17.79
13dbm
-13.27
-2dbm
-17.06
14dbm
-13.17
-1dbm
-16.5
15dbm
-13.11
0dbm
-15.9
x
IF AMP 케이블 손실 1.4
CENTER 70Mhz SPAN 100Mhz REF LEVEL 0dbm
Signal generator주파수 70Mhz 진폭 -50dbm gain 17.19
70MHz
75MHz
65MHz
80MHz
OIP3
-15dBm
-4.92
-5.06
-55.91
-56.03
20.58
-14dBm
-3.93
-4.22
-53.38
-57.64
20.8
-13dBm
-2.84
-3.16
-56.19
-55.63
23.83
-12dBm
-1.69
-2.09
-54.77
-56.32
24.85
-11dBm
-0.65
-1
-57.44
-54.31
27.75
-10dBm
0.33
-0.06
-56.14
-54.74
28.75
-9dBm
1.27
1.36
-53.66
-56.71
28.74
-8dBm
2.34
2.31
-55.8
-52.13
31.41
-7dBm
3.27
3.27
-52.93
-52.4
31.37
-6dBm
4.20
4.10
-51.63
-52.88
32.12
-5dBm
6.18
5.09
-49.13
-49.88
32.34
-4dBm
6.22
6.11
-47.72
-48.28
33.19
-3dBm
7.21
7.13
-45.34
-45.68
33.49
-2dBm
8.25
8.13
-41.58
-40.72
33.17
-1dBm
9.25
9.10
-37.99
-37.53
32.87
0dBm
10.2
9.98
-34.13
-33.81
32.37
1dBm
11.1
10.92
-28.98
-28.53
31.14
2dBm
11.97
11.78
-23.64
-23.32
29.78
3dBm
12.68
12.5
-18.04
-17.87
28.03
4dBm
13.36
13.02
-13.09
-12.98
26.59
5dBm
13.84
13.41
-9.32
-9.41
25.42
6dBm
13.46
14.14
-8.27
-7.06
24.33
7dBm
14.62
13.78
-4.74
-5.34
24.3
8dBm
14.69
14.19
-3.27
-3.98
23.67
9dBm
14.72
14.26
-2.3
-3.12
23.23
10dBm
14.72
14.36
-2.03
-2.85
23.1
11dBm
14.70
14.37
-2.01
-2.9
23.1
12dBm
14.67
14.27
-2.19
-3.25
23.1
13dBm
14.62
14.1
-2.74
-3.79
23.3
14dBm
14.33
14.14
-3.87
-4.53
23.43
15dBm
13.93
13.94
-4.8
-5.43
23.5
소개글