[GreenKeys] Loop supplies, or how to drive a selector magnet.

[epvgk at limpoc.com]

On Thu, May 19, 2016 at 11:49:47PM -0400, Ed Sharpe Archivist for SMECC via GreenKeys wrote:
> how about using the dewalt charger as the pwr source with the    usb board. 
> what sizse resistor added to the  existing resistor?   ed#

I guess it's possible it would work. At only 14v you'd want a very small resistor if
any?  I'm impressed that would work on a 15, 14.4v is definitely not sufficient on my
14 reperf (I just tried it, printed gibberish.) 

eric

>  
>  
> In a message dated 5/19/2016 8:18:05 P.M. Mountain Standard Time,  
> kevin.dewitt at gmail.com writes:
> 
> Mine was a DeWalt 14.4 rechargeable drill battery on a model 15 for  5 
> minutes keyed by one of Eric's demod  boards.
> 
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