Parametric Ultrasonic Speaker - Solo 1 Persona Può Sentire Questo Altoparlante @JLCPCB
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Teoria spiegata da Pier Aisa
https://www.youtube.com/watch?v=UkuWASHOmHM
https://www.youtube.com/watch?v=wNngKOMJa0k
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00:00 - Introduzione: L'altoparlante Parametrico
00:21 - Panoramica sui tipi di altoparlanti
01:52 - Cos'è un altoparlante parametrico?
02:24 - Principio di funzionamento e direttività
03:55 - I trasduttori piezoelettrici: trasmettitori vs ricevitori
05:01 - Assemblaggio dell'array di trasduttori
05:30 - La teoria della direttività e interferenza
06:12 - Modifica del generatore di segnali di Nuova Elettronica
08:11 - Modulazione d'ampiezza (AM) a 40 kHz
10:15 - Test di modulazione e amplificazione
11:58 - Test pratico con la musica: l'audio che arriva "nella testa"
14:59 - Approfondimento teorico con Pier Aisa: la demodulazione nell'orecchio
16:34 - Conclusioni e progetti futuri
#linustechtips #ltt #linus #elettronica #audio #ultrasuoni #fai-da-te #tecnologia #altoparlante #parametricspeaker #esperimento #scienza #laserspeaker #mvvblog Receive SMS online on sms24.me
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