On 19 Jan 2001, Iggy Drougge wrote:

> Peter C. Wallace skrev:
>
> >The PMAGB-B has 2 jumper selectable resolutions. Second resolution
> >depends on model (letter after last "B")
>
> >First resolution is always 1280 x 1024 x 72 Hz refresh, using 130.808 MHz
> >oscillator. Second can be 1280 x 1024 x 66 Hz refresh (PMAGB-BA model) The
> >PMAGB-BA uses a 119.8432 Mhz oscillator for the second option.
>
> >> b) Personal 5K/25 internal video
>
> >1024 x 768 x 72 Hz refresh...
>
> Are there any horizontal frequencies?

Dont know exactly but 1280x1024x72 = ~77 Khz horizontal (VRT19-HA etc)
                      1280x1024x66 = ~70 Khz horizontal (VRT19-DA etc)
                      1024x768x72  = ~60 Khz horizontal (?)

>
> --
> En ligne avec Thor 2.6.
>
> The generation of random numbers is too important to be left to chance.
>
>

Peter Wallace
Mesa Electronics