Figure 1 Stage 1: DF = 1

question 19

Multiple Choice

Figure 1 Stage 1: DF = 1.848 and R₁/R₂ = 0.152; stage 2: DF = 0.765 and R₃/R₄ =1.235.
-Refer to Figure 1. The type of filter is a

• A)low- pass Sallen- Key filter
• B)high- pass Sallen- Key filter
• C)low- pass biquad filter
• D)high- pass biquad filter

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