DPRG mailing list archives: [DPRG] RF snooper

Tue Oct 31 10:10:26 CST 2006

Wow, that is an extremely wide frequency range.  Is it constantly there,
or does it come and go?

Ed

> I am guessing that it somewhere from 50MHz to 1-2GHz because:
>
> -- It totally swamps some FM radio stations.
>
> -- I think that it is interfering with my cell phone.
>
> -- The 900Mhz portable phones in the house do not seem to have the range
> that I think that they should have.
>
> -- My WiFi seems to be OK.
>
> John
>
> -----Original Message-----
> From: dprglist-bounces at dprg.org [mailto:dprglist-bounces at dprg.org] On
> Behalf
> Of Ed Okerson
> Sent: Tuesday, October 31, 2006 9:43 AM
> To: dprglist at dprg.org
> Subject: Re: [DPRG] RF snooper
>
> Do you mean broadband as in WiFi 802.11, or broadband as in interfering
> with multiple broadcast TV channels?
>
> If it is 802.11 (2.4GHz), then it may just be too many access points that
> have not been configured.  In many places I have seen up to 15 access
> points all on channel 6.  That really slows things down.
>
> There was an article a few months ago on building a low cost spectrum
> analyzer for the 2.4GHz band in Circuit Cellar.
>
> Ed Okerson
>
>> Is there anyone in the group that has equipment for RF snooping?  I have
>> something in my neighborhood that is creating broadband interference and
>> I
>> would like to figure out what it is.
>>
>>
>>
>> Thanks,
>>
>> John
>>
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>
>
>
>
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