Droogs
Not the Sharpest Moderator in the box
@ Dininterior and anyone else with old machines that are physically fine apart from their power source. This article gives you the heads up, but you can link nearly any new/old system together. So you could switch to a LifePo etc of a new machine but still use all your old stuff at the cost of a few adapters.
https://hackaday.com/2018/02/20/cross-b ... ry-family/
https://hackaday.com/2018/02/20/cross-b ... ry-family/