Kenwood VT-172 Instruction Manual page 17

1) Noise Measurement F i l t e r J I S C 1 5 0 2 A , J IS
C5551A I E C - A , IHF-A
Frequancy
Response
Responsed
tolerance
( H z ) ( d B )
( d B )
± 2 . 0
2 5 - 4 4 . 6
± 2 . 0
3 1 . 5 - 3 9 . 2
± 2 . 0
4 0 - 3 4 . 5
- 3 0 . 2 ± 2 . 0
5 0
± 2 . 0
6 3 - 2 6 . 1
± 2 . 0
8 0 - 2 2 . 3
± 1 . 0
1 0 0 - 1 9 . 1
± 1.0
1 2 5 - 1 6 . 1
- 1 3 . 2 ± 1.0
160
± 1.0
2 0 0 - 1 0 . 8
- 8 . 6 ± 1 . 0
2 5 0
± 1.0
3 1 5 - 6 . 5
± 1.0
4 0 0 - 4 . 8
5 0 0 - 3 . 2 ± 1.0
- 1.9 ± 1 . 0
6 3 0
± 1 . 0
8 0 0 ' - 0 . 8
Responsed
Frequancy Response
tolerance
( H z ) ( d B ) (dB)
C
1 0 0 0 0
+ 0 . 6 ± 1 . 0
1 2 5 0
1.0
+ 1 . 0 ±
1 6 0 0
± 1.0
2 0 0 0 + 1 . 2
± 1 . 0
2 5 0 0 . + 1 . 2
± 1.0
3 1 5 0 + 1 . 2
± 1.0
4 0 0 0 + 1 . 0
+ 0 . 5 ± 1 . 0
5 0 0 0
- 0 . 1 ± 1 . 0
6 3 0 0
- 1 . 1 ± 1 . 0
8 0 0 0
1 0 0 0 0 - 2 . 4 ± 1.0
1 2 5 0 0 - 4 . 2 ± 2 . 0
- 6 . 5 ± 2 . 0
1 6 0 0 0
Table 4
2) Noise Measurement
F i l t e r D I N 45405 ( N O I S E )
Frequancy Response
( d B )
( H z )
< - 4 0
^ 2 0
^ 3 1 . 5
< - 3 8
6 3 - 3 1 . 6
- 2 6 . 1
100
2 0 0 - 1 7 . 3
4 0 0 - 8 . 8
8 0 0 - 1.9
1 0 0 0 0
2 0 0 0 + 5 . 3
4 0 0 0 + 8 . 2
5 0 0 0 + 8.4
6 3 0 0 + 8 . 0
7 1 0 0 + 7 . 1
8 0 0 0 + 5 . 1
9000
- 0 . 3 +
1 0 0 0 0 - 9 . 7
1 6 0 0 0 < - 2 1
2 0 0 0 0 < - 2 3
3 1 5 0 0 < - 3 0
Table 5
- 1 7 -
3) Noise Measurement
F i l t e r D I N 45405 ( A U D I O )
Frequancy
Responsed Response
tolerance
(dB) ( d B )
( H z )
4 ^ - 2 0
S
- 5
1 0
± 1 . 5 3 1 . 5 0
± 1 . 5
0
1 0 0 0
± 1.5 2 0 0 0 0 0
± 1 . 5
2 5 0 0 0 ^ - 3
S
± 1 . 5
5 0 0 0 0 - 4 0
± 0 . 5
Table 6
± 1 . 5
± 1 . 5
± 0 . 5
± 1.5
± 1 . 5
± 2 . 0
3 , - 2
4-
3 . - 2
Responsed
tolerance
(dB)
± 0 . 5
± 0 . 5
± 0.£