All items tagged with portable and charger (6)

1-03-2011 | With renewable energy high on the agenda, this little project will appeal to everyone who would feel better charging their mobile or PDA fro...

1-10-2009 | For the solar panel test, which was published in the July 2009 issue, we also asked for a number of smaller solar panels. These small panels...

1-09-1997 | Many model craft are powered by 12 V rechargeable batteries. Often, it would be a godsend if these batteries could be charged by a...

1-12-1990 | The portable carger is intended primarily to give model enthusiast the opportunity of charging their NiCd betterles from Cl car battery o...

1-12-1990 | The "portable battery charger" described earlier in this supplement may be extended by a current source that ensures a constant current t...

1-12-1990 | Most small portable radios require a 3 V supply normally provided by two size AA or AAA batteries. Since rechargeable batteries are an op...