[Elecraft] [KX3] LiPol battery pack and KX3 - voltage vs output

[Mike Morrow]

>> That said, does anyone on the list know of a circuit that could step  
>> up the voltage of the 12V LiPol cell to a regulated clean 13.8V  
>> supply?
>
>It would definitely have to be very clean, which probably means not  
>just well-regulated but also shielded. Switching regulators can be  
>notoriously noisy on both RX and TX.

There is no practical value to ten watts of output, compared to five.
Why turn battery energy into heat in the voltage converter?

73,
Mike / KK5F