Maker Factory ELECTRONICS EXPERIMENTS BOX Manual page 273

Circuit 72 – 77: AC resistance of a capacitor behaves inversely proportional to the frequency. If the frequency
increases, the AC resistance drops. By means of different capacity values, different cut-off frequencies of
high-pass circuits can be realized.
Fig. 3.73: Circuit 73 – RC low pass 3 kHz
Fig. 3.74: Circuit 74 – RC low pass 3.4 kHz
Fig. 3.75: Circuit 75 – RC high pass 160 Hz
Fig. 3.76: Circuit 76 – RC high pass from on 1.6 kHz
Fig. 3.77: Circuit 77 – RC high pass from on 3.4 kHz
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