very usefull to test servo actuator or test some electronic circuit behaviour. I raccomend it
Good
excelente
Using this for step motor testing purposes with A4988 driver.Easy and simple to use. Also for IR transmitting purposes to verify receiver sensivity. Cheap and useful module. Remember last settings after power down. Excellent product !.
funcționează totul super
Product tested., As per specifications works great, fast delivery, thank you Banggood
ottimo prodotto
Looks good, need to test.
This module is cool. Ideal for LED testing and pseudo signal generation.
Fine 3 Channel PWN Pulse Frequency Duty Cucle Meter