[Elecraft] K3s throwing a "HIGH CURR" error after installing K144XV and Reference Phase Lock Option

Clay Autery KY5G at montac.com
Sun Jan 12 12:33:17 EST 2020


1)  I can never GET to transmit on 2 meters. It goes into "HI CUR" 
within seconds after switching to the 2 meter band.
2) The receive voltage is 14.3 VDC, and about 1.49-1.51 Amps.
3) The power cord is a custom-made 8AWG, twisted-pair cable directly 
lugged to an Astron VS-50M and plugged directly into the K3s.  Cable is 
less than 2 feet long.
4) It has been working like this for years.  SubRX install went without 
a hitch.
5) Radio is FULLY calibrated...

I have checked every single TMP cable, plug, et al on the interior and 
exterior...  Checked cables for pinching.  Checked everything I can 
think of at least a dozen times.

73,

______________________
Clay Autery, KY5G
(318) 518-1389

On 01/12/20 08:59, Don Wilhelm wrote:
> Clay,
>
> Have you measured the voltage displayed by the K3S during transmit?  A 
> low voltage is a common cause for Hi Curr.
> Reduce the voltage drop in the power cord by running directly from the 
> power supply (no DC distribution boxes) and make certain all 
> connections are tight.
>
> 73,
> Don W3FPR
>
> On 1/12/2020 6:11 AM, Clay Autery wrote:
>> OK... so NONE of that worked...  So, I reinstalled everything and 
>> checked it 3 times...
>>
>> Here is something....
>>
>> What should the voltage be on Pin #1 of P95 (XV12DC) be with respect 
>> to chassis?
>>
>> I am reading 13.75 VDC
>>
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