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Sound Generation and Musical Microcontrollers - Electronics with Becky Stern | DigiKey

In this video, @BeckyStern explores sound generation and musical microcontrollers. Whether you’re building a talking robot or your own DIY synthesizer, this episode will help you choose the right parts for adding audio to your projects.

In past episodes of the Electronics with Becky Stern YouTube series, Becky covered topics like addressable LEDs and microcontroller selection. This video builds on those skills but instead uses piezos, speakers, audio playback modules to craft interactive audio.

3/20/2026 7:19:08 PM

Alarms, Buzzers, and Sirens

AfbeeldingOnderdeelnr. fabrikantBeschrijvingAvailable QuantityPrijsDetails weergeven
BUZZER PIEZO 3V 12.2MM THPS1240P02BTBUZZER PIEZO 3V 12.2MM TH2718 - Immediate$0.48Details weergeven
BUZZER ELECTRO 24V 32X17 FLANGEIE320425-1BUZZER ELECTRO 24V 32X17 FLANGE374 - Immediate$5.01Details weergeven
BUZZER ELECTRO 3V FLANGIE330403-1BUZZER ELECTRO 3V FLANG49 - Immediate$4.42Details weergeven

Audio Amplifier Evaluation Boards

AfbeeldingOnderdeelnr. fabrikantBeschrijvingAvailable QuantityPrijsDetails weergeven
EVAL BOARD FOR PAM8302A2130EVAL BOARD FOR PAM8302A0 - Immediate$3.36Details weergeven
60W BTL audio amplifier TPA31182689960W BTL audio amplifier TPA31185 - Marketplace$4.24Details weergeven
EVAL BOARD FOR MAX98357DFR0954EVAL BOARD FOR MAX98357104 - Immediate$4.46Details weergeven

Evaluation and Demonstration Boards and Kits

AfbeeldingOnderdeelnr. fabrikantBeschrijvingAvailable QuantityPrijsDetails weergeven
FX SOUND BOARD WAV/OGG2133FX SOUND BOARD WAV/OGG62 - Immediate$16.96Details weergeven
FX SOUND BOARD 2X2W WAV/OGG 2MB2210FX SOUND BOARD 2X2W WAV/OGG 2MB28 - Immediate$21.21Details weergeven
FX SOUND BOARD 2X2W WAV/OGG 16MB2217FX SOUND BOARD 2X2W WAV/OGG 16MB60 - Immediate$25.45Details weergeven
FX MINI SOUND BOARD WAV/OGG2342FX MINI SOUND BOARD WAV/OGG87 - Immediate$12.71Details weergeven

Expansion Boards, Daughter Cards

AfbeeldingOnderdeelnr. fabrikantBeschrijvingAvailable QuantityPrijsDetails weergeven
DFPLAYER - A MINI MP3 PLAYERDFR0299DFPLAYER - A MINI MP3 PLAYER3015 - Immediate$5.01Details weergeven
DFROBOT DFPLAYER PRO - A MP3 PLADFR0768DFROBOT DFPLAYER PRO - A MP3 PLA484 - Immediate$7.56Details weergeven

Single Board Computers (SBCs)

AfbeeldingOnderdeelnr. fabrikantBeschrijvingAvailable QuantityPrijsDetails weergeven
SBC 1.0GHZ 1 CORE 512MB RAMSC0020SBC 1.0GHZ 1 CORE 512MB RAM2123 - Immediate$12.75Details weergeven
SBC 1.0GHZ 1 CORE 512MB RAMSC0065SBC 1.0GHZ 1 CORE 512MB RAM0 - Immediate$13.60Details weergeven
SBC 1.2GHZ 1 CORE 1GB RAMSC0149SBC 1.2GHZ 1 CORE 1GB RAM7613 - Immediate$21.25Details weergeven

Speakers

AfbeeldingOnderdeelnr. fabrikantBeschrijvingAvailable QuantityPrijsDetails weergeven
SPEAKER 8OHM 1W TOP PORT 90DBSP-3605SPEAKER 8OHM 1W TOP PORT 90DB2877 - Immediate$3.08Details weergeven
SPEAKER 4OHM 2W TOP PORT 100DBCMS-40504N-L152SPEAKER 4OHM 2W TOP PORT 100DB1618 - Immediate$4.16Details weergeven
SPEAKER 8OHM 1W TOP PORT 80DBCMS-23558N-L152SPEAKER 8OHM 1W TOP PORT 80DB2687 - Immediate$4.28Details weergeven