[Elecraft] KX2/KX3 DC Charging

Dennis Moore dennis at mail4life.net
Fri Nov 16 14:01:10 EST 2018


Thanks Scott. Makes sense.

Dennis NJ6G


On 11/16/2018 10:47, K9MA wrote:
> Hi Dennis,
>
> You're missing the charge controller. Li-Ion batteries are very fussy 
> about the way they are charged. While it would be more efficient to 
> run the charger directly on 12 Volts, such a charger for the Elecraft 
> batteries is not available, as far as I know. Even if it were, it 
> would probably cost more than the inverter. The inverter, of course, 
> also has other uses.
>
> Elecraft also makes it very clear that their batteries shouldn't be 
> charged with any other charger, and there are good reasons for that.
>
> 73,
> Scott K9MA
>
>
> On 11/16/2018 12:15, Dennis Moore wrote:
>> So you're taking your 12v source (let's say it's 13.8v), adding an 
>> inverter to make 120v, then plugging in a charger to bring it back 
>> down to 13.8v.
>>
>> I'm fairly new to the KX3 game, but it seems like I must be missing 
>> something here.
>>
>> 73, Dennis NJ6G 



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