From: johnl@radix.net
Date: Wed, 12 Jul 95 23:00:07 PDT
To: erc@khijol.intele.net
Subject: Re: Don't trust the net too much
Message-ID: <9507130556.AA0046@dialin3.annex1.radix.net>
MIME-Version: 1.0
Content-Type: text/plain


> A transistor radio puts out such a minute amount of RF (at 455 KHz and/or
> 10.7 MHz, the IF freqs of the radio) that most insturments designed to
> pick up RF can't detect this stuff from more than a few feet away.

The problem is caused by local oscillator radiation interfering with
the ILS receiver. Tune a FM broadcast band receiver to the right frequency and
you get local oscillator radiation at (f + 10.7 MHz), right in the
middle of the aviation band. 

//----------------------------------------------------------------------------
// John A. Limpert
// johnl@radix.net