[Elecraft] OT: I am looking for Lithium style battery pack, for KX3/KXPA100 and BiPAP machine.

[Howard Hoyt]

Hi Al,

We performed a series of tests to different battery types and 
chemistries and have published the results here:

https://proaudioeng.com/portable-battery-performance/

The summary table is sortable for any parameter you are particularly 
interested in.  The Bioenno weighs in as a particularly good value, both 
in WH/$ and AH/$.

Cheers & 73,
Howie / WA4PSC