Mosfets NPN-PNP
Transistor
Relais/Solenoide
H-Bridge
Darlington Array
Como medir Rsistencia con Multimetro?
Nema-17, nema23….
Torque (Nm)
https://duckduckgo.com/?q=stepper+motor+nema17+inside&iax=images&ia=images
https://es.wikipedia.org/wiki/Motor_paso_a_paso
https://www.pololu.com/product/1182/faqs
http://academy.cba.mit.edu/classes/output_devices/index.html
https://www.pololu.com/category/120/stepper-motor-drivers
https://www.schmalzhaus.com/EasyDriver/Examples/EasyDriverExamples.html