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AirNav RadarBox and RadarBox24.com => AirNav RadarBox and RadarBox24.com Discussion => Topic started by: CYFC on November 19, 2011, 12:40:27 PM

Title: 1090 Mhz attenuation
Post by: CYFC on November 19, 2011, 12:40:27 PM

I was wondering, what is the RF attenuation for 1090 Mhz through common window glass....?

Title: Re: 1090 Mhz attenuation
Post by: neroon79 on November 19, 2011, 02:08:12 PM

What's your definition of common window glass?

Title: Re: 1090 Mhz attenuation
Post by: CYFC on November 19, 2011, 03:21:51 PM

Common: as in familiar, as in local, as in expected to find... window glass can be treated with solar reflection materials, tinted with various accent colours....hence, my question is...what would the attenuation be in
'common window glass, as found locally, that a person would be expected to find, and be familiar with....

Title: Re: 1090 Mhz attenuation
Post by: tarbat on November 19, 2011, 03:42:47 PM

Quote from: CYFC on November 19, 2011, 12:40:27 PM

I was wondering, what is the RF attenuation for 1090 Mhz through common window glass....?

20db for K-glass double glazing, according to http://www.airnavsystems.com/forum/index.php?topic=4789.msg48158#msg48158