http://www.uelectronics.info/taxonomy/term/349/0 en http://www.uelectronics.info/power-usage-logger <p>This device monitors household power usage and logs it to an SD card.</p> <p><a href="http://www.uelectronics.info/power-usage-logger" target="_blank">read more</a></p> ATMEL AVR ATMega48 logger measurement wattmeter Tue, 23 Sep 2008 07:43:54 +0000 admin 358 at http://www.uelectronics.info