[Elecraft] Regarding KX3 power

[David Moorman]

A 123 AH BioEnno Battery would cost nearly as much as a KX3!

Dave K9SW

On 10/10/21 7:27 PM, Geoffrey Feldman wrote:
> Understand you don't want an amplifier, go QRP.
>
> Nothing wrong with the switcher or with the Pro Audio.
>
> What I am happy with is the BioEnno is the BioEnno 123AH battery. It's small
> enough to fit into the "shack in the pack" or something similar in size.
>
>   
>
> LiFePo batteries such as this one can take thousands of charges and also
> stay above 12 volts for almost the entire discharge cycle.  The KX3 will run
> at 15 watts out for quite some time with the above mentioned unit.
>
>   
>
> This brings me to its charger.  The connector for the bioenno charger to the
> battery is the same as the power input for the KX3.  It's perfectly adequate
> as a power supply.  People argue about the special spiffiness of the Pro
> Audio. But I can't find an operationally noticeable difference.  Obviously
> the BioEnno battery has no switching noise at all.   I don't recommend
> pro-audio for charging the BioEnno as the approved charger cuts back voltage
> as the battery tops off and the ProAudio does not.
>
>   
>
> So if the BioEnno appeals, you really have to get the correct charger for
> it.  If you still need you need another power supply, make your personal
> choice there.
>
>   
>
> All options mentioned are OK for something. This is what I use when portable
> and how I charge both the KX3 internal battery and the BioEnno when I get
> back home (but not at the same time, or I haven't tried that)
>
>   
>
> Geoff
>
> W1GCF
>
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