By Alex Kutschera on December 9, 2017
This is the first part of the complete test tube photometer building instructions: The Shopping List.
But if you want you can directly go to the building and wiring instructions.
Here you find a list of all the things you will need to build the test tube photometer, which we describe in our recent paper. Additionally you will need standard electronics equipment including wires, resistors, breadboard for testing, soldering equipment and maybe some soldering experience.