Quote:
|
Originally Posted by Thorn
U10 looks to be a three way diversity switch, as the traces for A1, A2 and J7 all seem to converge on it. It looks like U8 is feeding the RF to U10.
U11 seems to be feeding the RF to U10 via U8 and C12 and C155, C154, C153, C84 and T1. That possibly makes U8 some sort of RX preamp, but that's all a SWAG.
|
hmmmm, so if all 3 antennas trace back to u10 how are they being switched if the diversity switch is like this one?
http://www.skyworksinc.com/products_...m.asp?did=1416