Meshtastic Max98357 I2S 3W Class D Audio Amplifier Overview by Technology Master

Just by attaching 4 ohm speaker with this module we can listen to the audio transmissions on Meshtastic LILYGO T3-S3 2.4GHz device. For the Mic, Here is my video https://youtu.be/vfROiXOAWvA

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Meshtastic Omnidirectional Microphone INMP441 Inter IC Sound I2S Overview by Technology Master

I2S is not I2C. Inter-IC Sound is for digital sound. Meshtastic Omnidirectional Microphone INMP441 Inter IC Sound I2S Overview by Technology Master.

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ADSB 1090MHz Bandpass Filter with +20db LNA for SDR Receiver Overview by Technology Master

It can be used as an active device as well as an passive antenna. For the details, please watch my video. ADSB 1090MHz Bandpass Filter 1GHz to 1.2 GHz with +20db LNA for Software Defined Radio Receiver. You can use it with RTL-SDR or any other SDR. #ham #technologymaster #rtlsdr #sdr #hamradio #antenna #adsb #airband  Instagram: https://www.instagram.com/technologymasterkam/ Website: https://technologymasterka.wixsite.com/technology-masterkam