[ARC5] SCR-283

[kg4kgl at gmail.com]

The P-39D had a 37mm cannon that fired through the nose. 

Robert
KG4KGL

Sent from my iPhone

> On Nov 10, 2015, at 21:50, Robert Eleazer <releazer at earthlink.net> wrote:
> 
> Mike wrote:  "P-40.  I'm surprised it had a 28 vdc electrical system"
> 
> No, not P-40.  P-400 was the USAAF name for the Airacobra Mk.I, export version of the P-39D,  that was rejected by the RAF.  It had a 20MM cannon firing through the center of the prop and a British oxygen system that was incompatible with US oxygen supplies and masks. 
> 
> It appears that all versions of the P-39 used 28V electrical systems, and virtually all of the systems were electrical.
> 
> As for the P-40, the USAAF models earlier than the P-40C had SCR-283 and the P-40C had SCR-274-N There were no P-40C and earlier on Guadalcanal.  Some of the later P-40D and P-40E may have had SCR-283, since I have a pilot's manual that mentions the 283 as a possible option.
> 
> Wayne  
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