Re: Prism Monitoring header signal portion to dBi


From: Vincas Ciziunas (winkie_at_faceprint.com)
Date: 2002-07-03 15:44:30 UTC


On Wed, 3 Jul 2002, Gerald Britton wrote:

> On Wed, Jul 03, 2002 at 10:41:38AM -0400, Vincas Ciziunas wrote:
> > On Wed, 3 Jul 2002, Gerald Britton wrote:
> > > The prism2 rx headers I get out don't go anywhere near that high, the MIBs
> > > for CommsQuality do though. and the scale doesn't start at 0 dBm.
> > I've gotten a 0x90 on it. I know the scale doesn't start at 0 dBm, but
> > isn't it roughly a midpt?
>
> This is almost certainly firmware dependant i guess.. *sigh*
> At one point, I read a post which said there was a lookup table in the
> firmware for mapping values to actual dBm values.

More than likely is. But, hmm...I just noticed I also get some things where the signal is 0. So maybe my 0x1b to 0x9a thing isn't quite right. I get 0x90 when I'm near an access point. Go figure.                         



This archive was generated by hypermail 2.1.4.