參數(shù)資料
型號: TDA7417
廠商: 意法半導(dǎo)體
英文描述: Car radio audio processor
中文描述: 汽車收音機(jī)音頻處理器
文件頁數(shù): 18/34頁
文件大?。?/td> 347K
代理商: TDA7417
Description of the audioprocessor
TDA7417
18/34
4.6.3
Quality Factors
Figure 11
shows the four possible quality factors 1, 1.25, 1.5 and 2.
Figure 11.
Bass Quality factors @ Gain = 14dB, f
C
= 80Hz
4.6.4
DC Mode
It is used for cut only for shelving filter. In this mode the DC-gain is increased by 4.4dB. In
addition the programmed center frequency and quality factor is decreased by 25% which
can be used to reach alternative center frequencies or quality factors.
Figure 12
shows DC
mode.
Figure 12.
Bass normal and DC Mode @ Gain = 14dB, f
c
= 80Hz
Note: The center frequency, Q and DC-mode can be set fully independently.
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