5 to 30 Dollar Security DVR If you use a raspberry pi Zero they are running 5 bucks + old web cam. Not a bad deal for a DVR. At this time all the software is free. Links below: ccrisan/motioneyeos http://github.com/ccrisan/motioneyeos Wiki http://github.com/ccrisan/motioneyeos/wiki Down load http://github.com/ccrisan/motioneyeos/wiki/Supported-Devices Installation http://github.com/ccrisan/motioneyeos/wiki/Installation Amazon for the hardware : http://amzn.to/1W0uBt7 Just get any Raspberry pi .. Pi zero is 5 bucks when in stock. …
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Using a watch to find directions.
Everybody should know this simple trick. I don’t see why you could not use a digital watch and estimate the hands.
Monitoring local Radiation Levels online
Now you can track radiation dangers online and in real time. below are 2 links to webpages that report local and nationwide radiation levels. http://www.blackcatsystems.com/RadMap/map.html http://www.radiationnetwork.com/