Summary

Last exams I had to draw lots of sinuoidal waveforms. Freehanding takes lots of time and is not very accurate so I came up with this ruler.

The 2 dots are located 120 and 240 degrees away from the start of the sinus. This makes it easy to draw a 3 phase sinusoidal waveform as well.

Print Settings

Printer:

Anet A8

                                            <p class="detail-setting rafts"><strong>Rafts: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting supports"><strong>Supports: </strong>                     <div><p>No</p></div></p>                                                                                <p class="detail-setting resolution"><strong>Resolution: </strong>                     <div><p>0.3mm</p></div></p>                                                                                <p class="detail-setting infill"><strong>Infill: </strong>                     <div><p>20%</p></div></p>                                                        <br>                        <p class="detail-setting notes"><strong>Notes: </strong>                    </p><div><p>Printed in PLA</p></div>

Sinusoidal Ruler