[Elecraft] What Guage Wire for PS?

Mon Apr 1 12:14:01 2002

Huh????

Doug
W6JD

----- Original Message -----
From: "Frank" <[email protected]>
To: "Lee Hopper" <[email protected]>; "Elecraft" <[email protected]>;
"Don Brown" <[email protected]>
Sent: Sunday, March 31, 2002 12:08 PM
Subject: Re: [Elecraft] What Guage Wire for PS?


> Don't forget that the current needs to go from the power supply to the
radio
> and back again.  So if you have 3 feet of cable, you have 6 feet of wire
that
> has a voltage drop.
>
> Regards,
> Frank Kamp
> K5DKZ
>
> On Sunday 31 March 2002 01:28 pm, Lee Hopper wrote:
> > My math gets me about half that - pls tell me where I'm going wrong:
> > IR drop: 10.4 ohms/1000ft / 1000 * 6ft * 3amps = .187 volts
> >
> > Don Brown wrote in part:
> > Wire size         ohms/1000ft
> > 20 ga               10.4
> > 20 gauge wire will drop about .37 volts at 3 amps with 2 meters of wire
> >
> > 73 - Lee Hopper, KD7CTF, K2 #734, First licensed 9/24/98
> >
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