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參數(shù)資料
| 型號： | REJ03F0010_M61529FP |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | LEAD FREE EXT TEMP A6832 PLCC |
| 中文描述： | 音頻信號處理器環(huán)繞 |
| 文件頁數(shù)： | 16/24頁 |
| 文件大小： | 442K |
| 代理商： | REJ03F0010_M61529FP |
M61529FP
Rev.1.00, Sep.04.2003, page 16 of 23
(2) Equivalent circuit of bass boost
G0
0dB
Q=4(G=10dB)
f0
K
VIN
VOUT
C1
C2
R2
R1
K=1
Reference Table
Q
G0
1
2
4
5
10
0 to 1dB
6dB
10dB
13dB
20dB
(Hz)
R1R2C1C2
2
π
1
fo =
R1(C1+C2)+(1-K)R2C2
R1R2C1C2
Q =
The Internal IC have built-in R2 resistance. (R2 = 214k
)
+
-
Input
Decrease Circuit
of Switching noise
Output
Amplitude characteristic of
secondary high pass filter
Characteristic Curve of bass boost
A; CH1 bass = +8dB,Treble = +8dB
CH2 bass = +4dB,Treble = +4dB
This characteristic curve is as a result of circuit simulation.
B; CH1bass = +8dB,Treble = +8dB
CH2bass = +4dB,Treble = +6dB
A
B
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| REJ03F0023_M61140FP | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:TUNER SINGLE CHIP |
| REJ03F0034_M61522FP | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:8ch ELECTRONIC VOLUME WITH 8 INPUT SELECTOR |
| REJ03F0035_M61524FP | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:2ch ELECTRONIC VOLUME WITH 4 INPUT SELECTOR |
| REJ03F0040_M61528FP | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:SCF TYPE FIXED EQUALIZER FOR CAR AUDIO |
| REJ03F0041_M61532FP | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:8ch Electronic Volume with 9 Input Selector |
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