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Project #pc24 high pitch bell pc – Elenco Computer Inteface for Snap Circuits® User Manual

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Project #PC24

High Pitch Bell PC

OBJECTIVE: To build a high pitch bell.

Build the circuit shown. If continuing from the previous
experiment then close the Winscope program and run it
again, to reset the settings. Click on the On-Line button to
activate, and hold down the press switch (snap part S2). Set
Winscope to the settings shown on the upper right. A sample
waveform is shown on the upper right.

Settings

Turn on FFT

mode to look at the frequency spectrum, try the

settings shown here.

Settings

You can change some of the Winscope settings around to view the
waveform and spectrum in different ways if desired. You can also
place the 0.02mF capacitor on top of the whistle chip to lower the
frequency.