Originally Posted by DNSB
Out of curiosity, why would you think that using PWM and going too low might make 'strobing' apparent? Most of the PWM implementations I am aware of use a constant cycle time (cycle = on time + off time).
And the frequency is way too fast for the eye to perceive. After effects from a TV were mentioned, but the frame rate for most TV systems is 50 or 60 Hz. PWM usually works in the thousands of Hz.