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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

BilledeManufacturer Part NumberBeskrivelseTilgængeligt antal PrisVis detaljer
BUZZER PIEZO 3V 12.2MM THPS1240P02BTBUZZER PIEZO 3V 12.2MM TH2679 - Immediate$3.61Vis detaljer
BUZZER ELECTRO 24V 32X17 FLANGEIE320425-1BUZZER ELECTRO 24V 32X17 FLANGE374 - Immediate$37.34Vis detaljer
BUZZER ELECTRO 3V FLANGIE330403-1BUZZER ELECTRO 3V FLANG49 - Immediate$32.97Vis detaljer

Audio Amplifier Evaluation Boards

BilledeManufacturer Part NumberBeskrivelseTilgængeligt antal PrisVis detaljer
EVAL BOARD FOR PAM8302A2130EVAL BOARD FOR PAM8302A0 - Immediate$25.04Vis detaljer
60W BTL audio amplifier TPA31182689960W BTL audio amplifier TPA31185 - Marketplace$31.64Vis detaljer
EVAL BOARD FOR MAX98357DFR0954EVAL BOARD FOR MAX98357104 - Immediate$33.29Vis detaljer

Evaluation and Demonstration Boards and Kits

BilledeManufacturer Part NumberBeskrivelseTilgængeligt antal PrisVis detaljer
FX SOUND BOARD WAV/OGG2133FX SOUND BOARD WAV/OGG52 - Immediate$126.48Vis detaljer
FX SOUND BOARD 2X2W WAV/OGG 2MB2210FX SOUND BOARD 2X2W WAV/OGG 2MB28 - Immediate$158.18Vis detaljer
FX SOUND BOARD 2X2W WAV/OGG 16MB2217FX SOUND BOARD 2X2W WAV/OGG 16MB60 - Immediate$189.88Vis detaljer
FX MINI SOUND BOARD WAV/OGG2342FX MINI SOUND BOARD WAV/OGG87 - Immediate$94.78Vis detaljer

Expansion Boards, Daughter Cards

BilledeManufacturer Part NumberBeskrivelseTilgængeligt antal PrisVis detaljer
DFPLAYER - A MINI MP3 PLAYERDFR0299DFPLAYER - A MINI MP3 PLAYER3010 - Immediate$37.41Vis detaljer
DFROBOT DFPLAYER PRO - A MP3 PLADFR0768DFROBOT DFPLAYER PRO - A MP3 PLA484 - Immediate$56.43Vis detaljer

Single Board Computers (SBCs)

BilledeManufacturer Part NumberBeskrivelseTilgængeligt antal PrisVis detaljer
SBC 1.0GHZ 1 CORE 512MB RAMSC0020SBC 1.0GHZ 1 CORE 512MB RAM2121 - Immediate$95.10Vis detaljer
SBC 1.0GHZ 1 CORE 512MB RAMSC0065SBC 1.0GHZ 1 CORE 512MB RAM0 - Immediate$101.44Vis detaljer
SBC 1.2GHZ 1 CORE 1GB RAMSC0149SBC 1.2GHZ 1 CORE 1GB RAM7408 - Immediate$158.50Vis detaljer

Speakers

BilledeManufacturer Part NumberBeskrivelseTilgængeligt antal PrisVis detaljer
SPEAKER 8OHM 1W TOP PORT 90DBSP-3605SPEAKER 8OHM 1W TOP PORT 90DB2877 - Immediate$22.95Vis detaljer
SPEAKER 4OHM 2W TOP PORT 100DBCMS-40504N-L152SPEAKER 4OHM 2W TOP PORT 100DB1613 - Immediate$31.00Vis detaljer
SPEAKER 8OHM 1W TOP PORT 80DBCMS-23558N-L152SPEAKER 8OHM 1W TOP PORT 80DB2682 - Immediate$31.95Vis detaljer