Topic: custom electronics
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Build a Modern MQTT Pager: Revive the Classic Beeper
A DIY project revives the classic pager using an ESP32 microcontroller and MQTT messaging, connecting nostalgic hardware to modern notification systems like Sentry for on-call alerts. The device features customizable audible alerts via RTTTL ringtones and a sleek, 3D-printed translucent case, ble...
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Lego Game Boy Modded to Play Real Games
Natalie the Nerd has created a fully functional Game Boy using a Lego shell, incorporating genuine hardware to play authentic cartridges rather than relying on emulation or Raspberry Pi. The project features a custom miniaturized motherboard with real Game Boy processor chips and tactile buttons,...
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