Nyquist rate

On 2016-01-24 05:08, Sharan123 wrote:
[..]
> My question is, if I just sample at twice the frequency of triangle wave,
> we would end up losing information. The fact is that one can easily

Because you have to sample at twice the
*bandwidth* of the signal, not twice the
frequency.

Not knowing anything more, of course.

And a triangle wave at 1Hz has indeed a
*bandwidth* larger than 1Hz or 2Hz.

bye,

-- 

piergiorgio