[ARC5] Aircraft B-18A Bolo

[J. Forster]

The meter class RADARs likely had no Radomes. Some used steerable Yagis.

-John

=============



> Among other things, radar returns from periscopes are vertically polarized
> while returns from the ocean surface are mostly horizontally polarized.
> Makes periscopes easy to spot with vertically polarized radar.  Mike,
> W6MAB
>
>
>   ----- Original Message -----
>   From: Mike Feher
>   To: 'Robert Eleazer' ; arc5 at mailman.qth.net
>   Sent: Tuesday, January 03, 2012 4:11 PM
>   Subject: Re: [ARC5] Aircraft B-18A Bolo
>
>
>   Hi -
>
>   I am curious how Radar would be used for ASW work? 73 - Mike
>
>   Mike B. Feher, N4FS
>   89 Arnold Blvd.
>   Howell, NJ, 07731
>   732-886-5960
>
>
>   -----Original Message-----
>   From: arc5-bounces at mailman.qth.net [mailto:arc5-bounces at mailman.qth.net]
> On
>   Behalf Of Robert Eleazer
>   Sent: Tuesday, January 03, 2012 6:59 PM
>   To: arc5 at mailman.qth.net
>   Subject: Re: [ARC5] Aircraft B-18A Bolo
>
>   The B-18 was a medium bomber based on the Douglas DC-2 airliner.  It was
>   cheaper to build than the new radical B-17 and so more of them were
> bought
>   than the Flying Fortress in the 1930's.  Fortunately, before the US
> entered
>   the war the B-18 was seen correctly as a comfortable, reliable, and
>   inexpensive death trap and so very few were used in combat over enemy
>   territory.  Most were used for antisubmarine patrol from the US; some of
> the
>   earliest air to surface radar sets were deployed in B-18's.
>
>   So I would say that Mike Hanz's suggestions are correct.  Normally such
> an
>   obsolete aircraft would have not been a priority for updating and if it
> had
>   been relegated to training might well have flown the whole war with
>   mid-1930's radio equipment. But if it was equipped with radar for ASW
> work
>   then good radios would have been very important and you would assume it
> had
>   274-N, BC-223, BC-224 (but note that it probably was a 12V aircraft so I
>   don't know about the 274N) and so forth.
>
>   So does the B-18A in the museum have a radome like the radar equipped
>   versions?  And is it a 12V airplane?
>
>   Wayne
>   WB5WSV
>   ----- Original Message -----
>   From: <arc5-request at mailman.qth.net>
>   To: <arc5 at mailman.qth.net>
>   Sent: Tuesday, January 03, 2012 4:38 PM
>   Subject: ARC5 Digest, Vol 96, Issue 5
>
>
>
>
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