Thingiverse
Sinusoidal Ruler
di benteugels
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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.
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.
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