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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

BildeManufacturer Part NumberBeskrivelseTilgjengelig antall PrisVis detaljer
BUZZER PIEZO 3V 12.2MM THPS1240P02BTBUZZER PIEZO 3V 12.2MM TH28959 - Immediate$5.48Vis detaljer
BUZZER ELECTRO 24V 32X17 FLANGEIE320425-1BUZZER ELECTRO 24V 32X17 FLANGE374 - Immediate$56.67Vis detaljer
BUZZER ELECTRO 3V FLANGIE330403-1BUZZER ELECTRO 3V FLANG51 - Immediate$56.67Vis detaljer

Audio Amplifier Evaluation Boards

BildeManufacturer Part NumberBeskrivelseTilgjengelig antall PrisVis detaljer
EVAL BOARD FOR PAM8302A2130EVAL BOARD FOR PAM8302A294 - Immediate$38.00Vis detaljer
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60W BTL audio amplifier TPA3118
2689960W BTL audio amplifier TPA311817 - Marketplace$48.01Vis detaljer
EVAL BOARD FOR MAX98357DFR0954EVAL BOARD FOR MAX9835772 - Immediate$50.51Vis detaljer

Evaluation and Demonstration Boards and Kits

BildeManufacturer Part NumberBeskrivelseTilgjengelig antall PrisVis detaljer
FX SOUND BOARD WAV/OGG2133FX SOUND BOARD WAV/OGG19 - Immediate$191.93Vis detaljer
FX SOUND BOARD 2X2W WAV/OGG 2MB2210FX SOUND BOARD 2X2W WAV/OGG 2MB21 - Immediate$240.04Vis detaljer
FX SOUND BOARD 2X2W WAV/OGG 16MB2217FX SOUND BOARD 2X2W WAV/OGG 16MB67 - Immediate$288.14Vis detaljer
FX MINI SOUND BOARD WAV/OGG2342FX MINI SOUND BOARD WAV/OGG0 - Immediate$143.83Vis detaljer

Expansion Boards, Daughter Cards

BildeManufacturer Part NumberBeskrivelseTilgjengelig antall PrisVis detaljer
DFPLAYER - A MINI MP3 PLAYERDFR0299DFPLAYER - A MINI MP3 PLAYER839 - Immediate$56.76Vis detaljer
DFROBOT DFPLAYER PRO - A MP3 PLADFR0768DFROBOT DFPLAYER PRO - A MP3 PLA511 - Immediate$85.63Vis detaljer

Single Board Computers (SBCs)

BildeManufacturer Part NumberBeskrivelseTilgjengelig antall PrisVis detaljer
SBC 1.0GHZ 1 CORE 512MB RAMSC0020SBC 1.0GHZ 1 CORE 512MB RAM1370 - Immediate$144.31Vis detaljer
SBC 1.0GHZ 1 CORE 512MB RAMSC0065SBC 1.0GHZ 1 CORE 512MB RAM634 - Immediate$153.93Vis detaljer
SBC 1.2GHZ 1 CORE 1GB RAMSC0149SBC 1.2GHZ 1 CORE 1GB RAM7720 - Immediate$240.52Vis detaljer

Speakers

BildeManufacturer Part NumberBeskrivelseTilgjengelig antall PrisVis detaljer
SPEAKER 8OHM 1W TOP PORT 90DBSP-3605SPEAKER 8OHM 1W TOP PORT 90DB5573 - Immediate$34.83Vis detaljer
SPEAKER 4OHM 2W TOP PORT 100DBCMS-40504N-L152SPEAKER 4OHM 2W TOP PORT 100DB3261 - Immediate$47.05Vis detaljer
SPEAKER 8OHM 1W TOP PORT 80DBCMS-23558N-L152SPEAKER 8OHM 1W TOP PORT 80DB2871 - Immediate$48.49Vis detaljer