[Elecraft] HI Current

[Ken]

In my case, the K3’s internal volt meter is indicating 12.1v, well above the minimum specs.   I am pretty sure this only happens on 20m, never on other bands.  I wouldn’t think supply voltage would be band selective.   I’m using the power cable that came with the K3.

Ken WA8JXM


> On Dec 15, 2014, at 11:11 AM, Don Wilhelm <w3fpr at embarqmail.com> wrote:
> 
> Matt is entirely correct.  The first thing to investigate in the event of a Hi Current message is the voltage (as indicated by the K3) level during transmit.
> 
> The way Elecraft transceivers control power, a low voltage means that higher current must be obtained to maintain the requested power output level.
> 
> Common causes are loose connections at the power supply, improperly assembled Anderson PowerPole connectors, and either long power supply cables or too small a wire gauge resulting in significant voltage drop when current is drawn.
> 
> This applies not only to the K3, but also to the KXPA100 and the K2/100.
> 
> 73,