Maybe the best car power solution is Lenovo's? https://www.google.com/search?q=41R4493
It's only 90W, but that's fine - the W520 should run on it. I'm running my W510 on a 90W supply at the moment. They are designed to work as best they can with whatever power supply you plug in. -Mike On Wed, Nov 9, 2011 at 10:32 AM, Stuart F. Biggar < [email protected]> wrote: > I don't think you really want that thing as most cheap > inverters are terrible noise sources. High quality > DC-DC inverters are available; you get one of appropriate > output (voltage and current) and you then avoid the > inefficiency of multiple conversions (each device has > some inherent losses). > > I expect that the 170 Watt brick is needed to run the > quad core at full power along with a high power GPU > (Nvidia) and 32 GB of RAM and charge an empty battery... > _______________________________________________ Thinkpad mailing list [email protected] http://stderr.org/cgi-bin/mailman/listinfo/thinkpad
