I was a little imprecise here. The circuit design, and thus board layout, is what limits the handset to 3 bands. The components selected (along with firmware and certification) select the 900/1800/1900MHz bands. Michael Randall Mason wrote: > Michael said above that it was a question of a physical hardware change: >> The chipset is capable of quad band but the board was laid out to only > support 3 bands. So, 850Mhz is not supported on the GTA01 board. Instead > we support 900/1800/1900MHz. >> Board layout is a hardware issue. >> On 11/6/07, *Tim Shannon* <shannon.timothy at gmail.com > <mailto:shannon.timothy at gmail.com>> wrote: >> Just curious, I don't know much about the hardware in question, but > is it just a firmware issue, or does the hardware have to physically > change to move between the 900 or the 850 frequency? >>> _______________________________________________ > OpenMoko community mailing list > community at lists.openmoko.org <mailto:community at lists.openmoko.org> > http://lists.openmoko.org/mailman/listinfo/community >>>>> -- > Randall Mason > randall at mason.ch <mailto:randall at mason.ch> >>> ------------------------------------------------------------------------ >> _______________________________________________ > OpenMoko community mailing list > community at lists.openmoko.org > http://lists.openmoko.org/mailman/listinfo/community