[MRCA] An interesting question

[Michael Hanz]

Just to be clear, the photo of the YE Hayrake antenna below was on an 
unnamed _carrier_, not the Indianapolis...

On 6/17/2023 8:28 AM, Michael Hanz wrote:
> On 6/16/2023 8:00 AM, MARK DORNEY via MRCA wrote:
>> It is well documented that USN aircraft carrier-borne were equipped with the ARR-1/ARR-2/ZB homing devices. Were the seaplanes like the OS2U Kingfisher carried by USN cruisers/battleships also equipped with it?
>
> The guidance that approved installation - _in aircraft carriers_ - was 
> issued in 1938.  Here's the typical installation in an OS2U in 1940 
> (no ZB-* - at that point, at least):
>
>
>
> On the other hand, the OS2U photos I took of the rear gunner/radio 
> operator position at the NASM Museum at Udvar-Hazy do show some 
> improvements.  It was restored to its configuration in 1944, when it 
> was used on the USS Indianapolis.  You can see the ZB-* tuning dial 
> just under the DU direction finder loop adapter for the RU receiver 
> directly beneath it.
>
>
>
> The other half of your question would likely be answered by a photo of 
> the USS Indianapolis ca. 1944.  The YE/YG antenna was normally the 
> highest one on the ship.  But given the fact that cruisers usually 
> covered carriers, they might have used the carrier YE as the target to 
> return to the general vicinity of the Task Force.  I'll leave that as 
> an exercise for the reader (I get seasick too easily...)
>
>
>
> - Mike  KC4TOS
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.qth.net/pipermail/mrca/attachments/20230617/dbf18c41/attachment-0001.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: OS2U radio installation July 1940.jpg
Type: image/jpeg
Size: 504494 bytes
Desc: not available
URL: <http://mailman.qth.net/pipermail/mrca/attachments/20230617/dbf18c41/attachment-0002.jpg>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: OS-2U 3.jpg
Type: image/jpeg
Size: 267061 bytes
Desc: not available
URL: <http://mailman.qth.net/pipermail/mrca/attachments/20230617/dbf18c41/attachment-0003.jpg>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: gYETA0et0pSKeE9q.png
Type: image/png
Size: 397087 bytes
Desc: not available
URL: <http://mailman.qth.net/pipermail/mrca/attachments/20230617/dbf18c41/attachment-0001.png>