Figure 6. Experimental setup with Rodeostat potentiostat (P), Raspberry Pi (R), peristaltic pump with stepping motor and controller (28BYJ-48 – ULN2003A, S), photomultiplier with flow cell (F), pulse generator (G) power supplies for photomultiplier (P1, P2), voltmeter with USB port (V), control oscilloscope (O)

From

Spectroelectrochemistry with Low-cost Instruments

A. Habekost

World Journal of Chemical Education. 2023, 11(4), 149-156 doi:10.12691/wjce-11-4-4