Torgeir Veimo wrote:
> 
> Ivan T Tarnavsky wrote:
> 
> > hi,
> > i've got the voodootv 200 pci us version and cant make it work with
> > bttv. i have kernel 2.4.10 + bttv 0.7.80 + the latest  Gunter's patch
> > with the "proper" initialization. it's still not working. i get noise
> > for the audio and using norm=ntcs and freqtab=us-cable in xawtv the
> > tuner switches frquency but does not tune to the correct one.
> 
> Try changing the constant if2 in mt2032_set_tv_freq
> 
> from
> 
> if2=45750*1000;
> 
> to
> 
> if2=44000*1000;
> 
> and see if it changes anything.

The example from microtune datasheet has another reference point in the spectrum:
- NTSC Channel 2: RF=57MHz, IF=44MHZ
- Xawtc (frequencies.c): CH#2 RF=55.25MHz so IF=45.75 MHz (as in bttv) should be right

This explains the 1.75 MHz deviation, however I still wonder about the sign !?



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