Programmable 70W Electronic Load
MightyWatt R3 - kaktus circuits (Jakub Polonský)
The All-New MightyWatt revision 3 turns your Arduino Uno R3 or Arduino Zero (M0/M0 Pro) into an electronic load capable of dissipating 70 Watts in a very small form factor. Ideal for testing power supplies, batteries, solar cells, fuel cells or power amplifiers. MightyWatt R3 has a research-grade electronics and is aimed not only at hobbyists but also at professionals.