參數(shù)資料
型號: LC75411WS
文件頁數(shù): 25/33頁
文件大?。?/td> 669K
代理商: LC75411WS
Treble Band Circuit
The shelving characteristics for the treble band can be obtained.
The equivalent circuit and the calculation formula during boost are shown below.
No. 6928-25/33
LC75411ES, 75411WS
Calculation example
Specification Setting frequency: f = 26000 Hz
Gain during maximum boost: G = 12 dB
Let us use R1 = 12.840 k
and R2 = 38.861 k
The above constants are inserted in the following formula.
R1
R2
C
G
LOG
R
2
+
( /
R
C
=
×
+
20
1
1
1
10
2
2
)
ω
C
f
R
2
G
20
/
R
1
=
1
2
10
1
2
2
π
(
)
2700(
pF
)
12840
1
981
.
38861
26000
2
1
2
2
×
=
π
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