參數(shù)資料
型號: TDA7402
廠商: 意法半導體
英文描述: CARRADIO SIGNAL PROCESSOR
中文描述: CARRADIO信號處理器
文件頁數(shù): 18/59頁
文件大?。?/td> 512K
代理商: TDA7402
TDA7402
18/59
1.8.2 Center Frequency
Figure 12 shows the four possible center frequencies 10k, 12.5k, 15k and 17.5kHz.
Figure 12. Treble Center Frequencies @ Gain = 14dB
1.9 Subwoofer Application
Figure 13. Subwoofer Application with LPF 80/120/160Hz and HPF 90/135/180Hz
Both filters, the lowpass- as well as the highpass-filter, have butterworth characteristic so that their cut-off fre-
quencies are not equal but shifted by the factor 1.125 to get a flat frequency response.
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