[Milsurplus] GRC 9 power question

[J. Forster]

You can estimate the inrush current pretty easily by measuring the (low)
DC Resistance of the dyno input. Inrush = 24/DCR

You will likely need a beefy converter.

FWIW, I'd think about two motorcycle or car batteries in series.

Best,

-John

===========


> Hi:
> I got a GRC 9 with a handcrank box and a 24 vdc dynamotor supply.
> I think the easiest way to get this puppy on the air is running the DY 105
> 24 vdc supply.
> I have 24 vdc supplies running off of wall current but want to run the rig
> at Field day this year as a way to attract the club operators.
> So my question is this: If I buy a  new 12 to 24 vdc converter, what size
> should I buy? What kind of in-rush current draw should I prepare for?
> Thanks
> Greg
> WA7LYO
> Kinston NC
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