[Elecraft] KPA-1500 Power Supply Cable Size

[Larry (K8UT)]

I purchased 75 amp Anderson Powerpole connectors and #6 flex speaker 
cable from Debco Electronics for my extension cable. #6 fit easily. I 
suspect even #4 would have fit, but I see no reason to get that large.

-larry (K8UT)

------ Original Message ------
From: john at kk9a.com
To: "'Elecraft Reflector'" <elecraft at mailman.qth.net>
Sent: 2018-07-28 15:21:03
Subject: [Elecraft] KPA-1500 Power Supply Cable Size

>The 75 amp Powerpole connector is designed for 6, 8 or 10 AWG wire so 
>you
>might have problems squeezing a larger wire in.
>
>
>John KK9A
>
>
>[Elecraft] KPA-1500 Power Supply Cable Size
>Clay Autery KY5G at montac.com
>
>If it uses a 75 Amp PP connector, my inclination would be to use the
>6AWG MINIMUM.  I would be tempted to use the flexible welding cable 
>lead
>stock in the largest gauge I could fit in the application space.  I'd
>trim down the end of the conductor to JUST fit into the 75 AMP crimp
>contact.  Then, I'd tine the trimmed down end to bond ALL the 
>conductors
>together right at the end before I crimped/soldered. Then, I'd
>crimp/solder the terminal on making sure not to be sloppy and cause a
>fitment issue.  If possible, I would put as many twists in the 
>red/black
>leads between radio and power supply connection as possible....
>
>I've not investigated the wiring yet, BUT, if there is a ground wire
>between the PA chassis and the PS chassis, I would integrate the ground
>wire into the power harness in a 3-wire bundle with all three wires as
>close to the same length and shinked into a single cable.
>
>But I'm nuts...  <smile>
>
>>
>>On Sat, Jul 28, 2018 at 5:04 AM, Richard Thorne <rthorne at 
>>rthorne.net>
>wrote:
>>
>>>What gauge wire is used for the HV line between the power supply and 
>>>amp?
>>>I'd like to build or source a shorter cable.
>>>
>>>Thanks
>>>
>>>Rich - N5ZC
>
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