[sdiy] tri-sin shaper and THD

[Ian Fritz]

At 07:22 PM 10/19/05, harrybissell wrote:

>As long as it works to maybe 5KHz you should be fine. Harmonics would lie 
>mostly
>out of the audio range. At least 'my' audio range

Pretty big if!  If you are shooting for better than 1% THD, then your input 
tri must be accurate to a better level than this.  Usually there are 
frequency-dependent offsets, skew, switching glitches, and amplitude 
variations that you would have to manage pretty carefully, it seems to me.