Dummy loads and heat sinks

We really enjoyed Dave’s video about a junk box constant current load. It can be used to test a number of things like battery capacity, heat sink characteristics.
Via Hackaday.
This entry was posted in power supply and tagged dummy load.

Comments
Can his solution “hacked” to turn it into a constant current source? Just out of curiosity.
Heat sink part was really good. I was just buying a small and simple heat sink and hoping it would work. :D