[ARC5] Interesting documents

[Chris Bowne]

Re the SCR-274 modulator (containing the dynamotor) and the SCR-522 dynamotor located forward of the cockpit and the radios aft, perhaps that was to minimize voltage drop on the high current dynamotor 28 VDC supply cables by keeping them close to the generator on the engine?

Sent from my iPhone

> On Nov 21, 2016, at 17:36, "Robert  Eleazer" <releazer at earthlink.net> wrote:
> 
> I found it interesting to see how on the P-47, even as big as it is, they put the 274-N modulator or the 522 dynamotor up front and the radios aft of the cockpit.
>  
> Note that with the ZB system they did change the frequencies and directional codes on a scheduled basis, multiple times a day.  I have no idea how they accommodated that in fighter aircraft.
> 
> Wayne
> WB5WSV  
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