I have used twisted thick wires to encourage magnetic cancelling as recommended
by Jim Brown. The twisting also makes the cable easier to manipulate. I used
2 cores rescued from scrap household cable.
> On 11 April 2018 at 17:02 "j...@kk9a.com" <j...@kk9a.com> wrote:
> My 70amp Astron has 1/4" lugs and they seem to make a secure connection.
> Do to my longer lead length (power supply on floor) I used 8ga wire. This
> was difficult to stuff into the K3S sized PowerPole. Even with the shorter
> leads that I use on contest expeditions along with a switching power
> supply I found that I need 10ga wire to keep the voltage above 13.5 on TX.
> I think that larger PowerPoles or studs would have been nicer for those
> interested in keeping the K3S voltage in the desirable range. Double as
> Joe suggested would also work if you wanted to run two sets of wires.
> John KK9A
> Joe Subich, W4TV wrote:
> Ohms Law! If the transceiver power supply cable is short and heavy
> guage with multiple contact pins (or #10 - 1/4" bolted terminals)
> and #10 or 14" bolted terminals on the power supply, the impedance
> of the desired path in the power supply cable will be much, much
> less than the path through control cables (#16-#22 wires with
> single small pins) and any accessories.
> Elecraft/Astron come close with their power supply connection. I
> would appreciate it if the transceiver had bolted connections or
> at least double up the power poles and move from #12 to #10 cable.
> Doubling up on the power poles would allow using two (#12) cables
> further reducing the impedance (and voltage drop) of the desired
> ... Joe, W4TV
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