1. Lee's Solar Mower
Some time back, Lee sent in the details for his solar lawn mower. The article basically tells you how to convert a gasoline powered mower to a battery powered electric mower with solar charging.
One issue with doing this is finding a good electric motor. The one that Lee originally used is no longer available. So, Lee has found a new source of motors that should work well and are cheap and easy to find....
2. Performance Update for Marc's Compost Furnace
Marc has provided some performance data and other observations based on the first full season of operation...
3. A Home Built Grid-Tied PV System with Battery Backup
detailed account of the design and installation of a grid-tied PV system
with battery backup.
A home built ground mount system from treated lumber
is also described.