I've been thinking about getting one of those power meters for testing the fermenting fridge, those old fridges are power hogs I'm sure, especially when you're trying to CC @ 0c on a hot day.
something like this http://www.latestbuy.com.au/digital-power-meter.html
Look at Jaycar
http://www.jaycar.com.au/productView.asp?I...mp;SUBCATID=457