This project fixed my problems with hot and cold rooms and logs details about how it was done, to compare to my ecobee4 thermostat details.
A complete functional unit for monitoring and controlling the internal environmental conditions of a greenhouse (with code and schematics).
The ultimate lamp.
Old linear stage + Old HDD case = Modern piece of test equipment
For industries that produce switches and socket and there would be a need to test the mechanical durability and electrical durability.
Fly away in this plane that moves up and down in real-time as the Boeing stock price rises and falls!!
People and politicians say that respirators cost you more than 2200 Dollar ?!!! costs a lot so I made an automatic respirator that costs 55$