[ARC5] Definitely OT -

[jmfranke]

It does have a BFO switch. It is labeled CW/MCW. MCW is used for AM.

John  WA4WDL

--------------------------------------------------
From: "Fuqua, Bill L" <wlfuqu00 at uky.edu>
Sent: Sunday, November 10, 2013 8:41 PM
To: <n2lxm at juno.com>; <johnbsaxon at yahoo.com>
Cc: <arc5 at mailman.qth.net>
Subject: Re: [ARC5] Definitely OT -

>   It is a single frequency monitor receiver.
> It is intended for operate crystal controlled and not the absence of 
> knobs.
> All the pots are screw driver set.  It has a BFO but no switch. Probably 
> if used for AM
> either the switch is on the set shaft or simply remove the BFO tube.
>  There is a set of plug in coils that must have been used instead of a 
> band switch since
> it is single frequency anyway. Could have been used for RTTY system. Who 
> knows.
> Probably made under a defense contract. If more photos are taken there may 
> be
> frequency range stampings on the plug in coils.
>  Appears to have 2 RF amplifiers, mixer, ovenized crystal local oscillator 
> and a few IF stages.
>
>   Can't tell you any more. I have seen one once before but have had no 
> interest in
> it.  I have a similar one for HF SSB operation. Someone had taken out the 
> filters.
> The one on EB is probably
>
> ________________________________________
> From: arc5-bounces at mailman.qth.net [arc5-bounces at mailman.qth.net] on 
> behalf of n2lxm at juno.com [n2lxm at juno.com]
> Sent: Sunday, November 10, 2013 7:45 PM
> To: johnbsaxon at yahoo.com
> Cc: arc5 at mailman.qth.net
> Subject: Re: [ARC5] Definitely OT -
>
> Looks like a prototype receiver, fixed frequency.
>
>
>                                Jeff N2LXM
>                  AMATEUR RADIO OPERATOR
>                                AMERICAN
>                                  PATRIOT
>                  Proud Father of two US MARINES
>
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