[Boatanchors] FL-5-F

[D C _Mac_ Macdonald]

Thanks, Al, for that info.  Somewhere around here, I have a NIB FL-8 (I guess).
 
* * * * * * * * * * * 
* 73 - Mac, K2GKK/5 * 
* (Since 30 Nov 53) * 
* k2gkk hotmail com * 
* Oklahoma City, OK * 
* USAF & FAA (Ret.) * 
* * * * * * * * * * * 
 

 
> Date: Thu, 14 Aug 2014 22:53:44 -0400
> From: ark at ar88.net
> To: boatanchors at mailman.qth.net
> Subject: Re: [Boatanchors] FL-5-F
> 
> Mac,
> 
> I believe your thinking about the FL-8.  The FL-5F is a stand alone 
> filter that is used with the BC-354 selector switch to achieve the same 
> function as the FL-8.
> 
> SEE:  http://aafradio.org/flightdeck/BC-213.htm
> 
> In either case the filter is used to either select or block the 1020 Hz 
> Morse signal used on the old A-N Navigational Ranges.  Some of these 
> stations transmitted voice data, weather etc., as well as the 1020 Hz 
> A-N signals.
> 
> Al
> 
> On 8/14/2014 10:23 PM, D C _Mac_ Macdonald wrote:
> > Is it a smallish diecast aluminum box with a three-position switch? If so, it's most likely an audio pass and/or reject audio filter centered on 1020 Hz. Used in WW II and Korea vintage military aircraft.
> >   
> > * * * * * * * * * * *
> > * 73 - Mac, K2GKK/5 *
> > * * * * * * * * * * *
> >   
> >
> >   
> >> From: elespe at lisco.com
> >> To: boatanchors at mailman.qth.net
> >> Date: Thu, 14 Aug 2014 20:22:12 -0500
> >> Subject: [Boatanchors] FL-5-F
> >>
> >> Filter FL-5-F
> >> Can anyone tell me what it is supposed to be?
> >> Thanks
> >> Paul K0UYA
> >   		 	   		
> > ______________________________________________________________
> > 
> -- 
> Al Klase - N3FRQ
> Jersey City, NJ
> http://www.skywaves.ar88.net/