Ask the experts

After draining her charter boat batteries, Ali Wood realises it’s time to get to grips with batteries

For years, wind, solar and hydrogeneration have been the key to charging the house batteries without resorting to an internal combustion engine. Decisions about what to fit will depend on a combinatio

Stuart James of Predator Batteries talks battery technology with Ali Wood and explains why lithium may soon have had its day

HOW TO SAIL BETTER

Roger Hughes explains how he installed a powerful new source of silent AC power into his yacht

Rob Adams treats his 1938 classic motor launch to a spanking new solar array