[Mobile-Portable] Fascinating Accessory to Ham Gear

N4PGW (Buck) groups at n4pgw.net
Tue Apr 24 14:46:33 EDT 2007


Very poorly if at all... depending on the receiver.  At least that is my
observation.

> -----Original Message-----
> From: mobile-portable-bounces at mailman.qth.net [mailto:mobile-portable-
> bounces at mailman.qth.net] On Behalf Of kd4e
> Sent: Tuesday, April 24, 2007 12:49 PM
> To: Mobile-Portable Reflector
> Subject: Re: [Mobile-Portable] Fascinating Accessory to Ham Gear
> 
> A wide-band FM receiver will not detect a narrow
> band FM transmission at all?
> 
> Or does it merely detect it less efficiently?
> 
> I believe that the wide band tuning is designed
> for TV, currently AM/video and FM/audio. I do not
> know if there is a way to force it into AM mode
> for voice.
> 
> I suppose there may be a way to tap the AM/video
> side and to feed it back into the audio stage, if
> one could get the schematics, which I doubt!
> 
> It all may be trapped inside a proprietary IC and
> it therefore may be impossible.
> 
> Neat series of devices Innovatek is releasing --
> so many toys, so little time and money!
> 
> > Yes, it is.  If it receives the aircraft band in AM mode, then it
> > will probably accommodate narrow-band FM.  If it doesn't, then it
> > just tunes meaninglessly across the band and would probably not be
> > concerned with narrow band activity such as amateur and public
> > service radio.
> >
> > I was not trying to imply aircraft was FM.  It was a different mode
> > than WFM.
> 
> 
> --
> 
> Thanks! & 73, doc, KD4E
> Personal: http://bibleseven.com/kd4e.html
> http://groups.yahoo.com/group/ham-macguyver/
> Ham House & 10 Acres For Sale in Florida:
> http://mysite.verizon.net/kd4e/
> ----
> Your Moderator: Dick Flanagan K7VC, mobile-portable-owner at mailman.qth.net
> 
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