Community update: The 850 MHz issue

Michael Shiloh michael at
Tue Nov 6 02:58:37 CET 2007

Joe Pfeiffer wrote:
> Michael Shiloh writes:
>> 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.
> How does the board layout affect the supported bands?  Is it a jumper
> or something?

Would that it were a jumper. Unfortunately it's much more complicated: 
it's a combination of circuit, components, firmware, and certification.


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