to generate sawtooth waveform of very high frequency

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I generated sawtooth waveform from signal generator and repeating sequence, but for a frequency such as 8 Hz, the wave shape is irregular, and for frequencies such as kHz, the waveform is not a periodic one itself.
how high frequency sawtooth can be created ?

Accepted Answer

Azzi Abdelmalek
Azzi Abdelmalek on 30 Dec 2012
Edited: Azzi Abdelmalek on 30 Dec 2012
I think you have to decrease your fixed step, for 8 Hz set your step time to (1/8)/30, if f is your higher frequency, choose (1/f)/30
  2 Comments
V Vaishnavi Kumar
V Vaishnavi Kumar on 30 Dec 2012
k,hope i have to set a fixed step solver in configuration parameters to the whole model...? or by any other way
Azzi Abdelmalek
Azzi Abdelmalek on 30 Dec 2012
Edited: Azzi Abdelmalek on 30 Dec 2012
Yes, in configuration parameters to the whole model

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More Answers (2)

V Vaishnavi Kumar
V Vaishnavi Kumar on 1 Jan 2013
For using variable step solver, increase refine factor in Data Import/Export pane in Configuration parameters

Rashan shrestha
Rashan shrestha on 29 Dec 2018
I am new to simulink and i am having the same problem. How can i change the fixed step? I dont know where to find it.

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