On Thu, Jul 23, 2015 at 11:32:59AM +0800, Chen-Yu Tsai wrote: > The FCC increased the maximum conducted transmission power for the > U-NII-1 (5150 ~ 5250 MHz) band to 30 dBm or 1 W for master devices > and 24 dBm or 250 mW for mobile/portable devices. > > Effective 6/2/2014. > > See FCC KDB 905462 D06. > > Signed-off-by: Chen-Yu Tsai <wens at csie.org> > --- > db.txt | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/db.txt b/db.txt > index cadd52c..29ba4b6 100644 > --- a/db.txt > +++ b/db.txt > @@ -1160,7 +1160,7 @@ country UG: DFS-FCC > > country US: DFS-FCC > (2402 - 2472 @ 40), (30) > - (5170 - 5250 @ 80), (17), AUTO-BW > + (5170 - 5250 @ 80), (30), AUTO-BW The 30 dB limit is for devices in master mode, for clients the limit seems to be 250 mW (about 24 dB). Given the TPC requirement for U-NII devices the most it could be bumped up to is 21 dB, unless there's some other reason I don't know about to keep it at 17 dB.