DFPlayer - working - amp failed
2/3 Received SD cards - loaded Girls file - will add more Then test Ard player 2/4 used https://www.youtube.com/watch?v=mL0epDFNHqY&t=709s&ab_channel=RachelDeBarros https://racheldebarros.com/arduino-projects/trigger-sound-effects-with-arduino-pir-motion-sensor/ diff pin settingd - No Just a buzz on thew speakers Next try https://www.youtube.com/watch?v=PBdqgHj_AkU&t=11s&ab_channel=TheLastOutpostWorkshop 2/10 confirm file structure ok - ? 2/12 tried ck wiring - prob not probMP3 files good, speakers good, file dir or code prob 2/17 Built common emitter AMp Failed - no sound - on hold till I test an Amp w/ tones 2/25 Working but little sound - new player same as last one Need amp! Different hookup https://www.youtube.com/watch?v=P42ICrgAtS4&ab_channel=Indrek MOSFET AMP https://www.youtube.com/watch?v=ncu1Ep2Um2A&ab_channel=GreatScott%21 or N-channel MOSFET (e.g., IRF520 or IRL540) 100 μF electrolytic capacitor 1 kΩ resistor Speaker (8Ω or higher impeda...
Comments
Post a Comment