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electronics Build an ESP32 Audio Spectrum Analyzer / VU Meter: FFT, I2S Audio, and Addressable LED Bar Graphs intermediate ⏱ 5-8 hours Aug 13, 2026 1 views
raspberry-pi Build a Driveway and Gate Camera with License Plate Recognition Using Raspberry Pi and Frigate intermediate ⏱ 6-10 hours Aug 13, 2026 3 views
electronics Build a DIY Bench Signal/Function Generator with the AD9833: Waveform Design, Buffering, and Calibration intermediate ⏱ 4-6 hours Aug 13, 2026 4 views
electronics Build a Meshtastic Off-Grid Mesh Messaging Node with ESP32 and LoRa intermediate ⏱ 2-4 hours per node Aug 12, 2026 2 views
cnc Build a Soundproofed, Dust-Contained Enclosure for a Desktop CNC Router advanced ⏱ 20-30 hours over several weekends Aug 11, 2026 1 views
electronics Build a Standalone ESP32 GPS Equipment Tracker with LoRa intermediate ⏱ 5-8 hours Aug 11, 2026 3 views
workshop Build a DIY Ultrasonic Cleaner for PCBs, Jewelry, and Small Parts intermediate ⏱ 4-6 hours Aug 11, 2026
cnc Building a DIY CNC Router From Scratch: Frame, Motion System, and Controller Wiring advanced ⏱ 20-40 hours over several weekends Aug 10, 2026
raspberry-pi Self-Hosting Vaultwarden on a Raspberry Pi: A Secure Password Manager for Your Home Network beginner ⏱ 1-2 hours Aug 10, 2026 2 views
cnc Upgrading the Wolfpawn 4040 Pro to Ballscrews and Closed-Loop Steppers advanced ⏱ 8-14 hours over a weekend Aug 8, 2026
electronics Build a Bluetooth A2DP Audio Receiver with ESP32 intermediate ⏱ 4-6 hours Aug 8, 2026 2 views
raspberry-pi Build a Battery-Powered Raspberry Pi Wildlife Trail Camera with PIR Trigger intermediate ⏱ 6-10 hours Aug 7, 2026 9 views
raspberry-pi Self-Hosting Jellyfin Media Server on a Raspberry Pi: Hardware Transcoding and Remote Access intermediate ⏱ 2-4 hours Aug 7, 2026 3 views
electronics Build a WiFi RGB LED Matrix Display with ESP32 intermediate ⏱ 4-6 hours Aug 6, 2026 3 views
workshop Build a Vacuum Degassing Chamber for Bubble-Free Resin Casting and Mold Making intermediate ⏱ 2-4 hours for assembly, plus leak testing Aug 5, 2026 2 views
electronics Build a DIY ESP32 DMX512 Lighting Controller intermediate ⏱ 4-6 hours Aug 5, 2026 8 views
electronics Build a Wired ESP32 IoT Sensor Node with W5500 Ethernet for Reliable Uptime intermediate ⏱ 4-6 hours Aug 5, 2026
electronics Build a Guitar Effects Pedal: Circuit, Enclosure, and Wiring from Scratch intermediate ⏱ 6-10 hours incl. breadboarding Aug 4, 2026 6 views
laser Build Flat-Pack Laser-Cut Furniture: Tab-and-Slot Joinery and Kerf Compensation intermediate ⏱ 6-10 hours with design iteration Aug 4, 2026 6 views
laser Build a DIY Laser Rotary Attachment: Stepper Motor, Rollers, and GRBL Wiring intermediate ⏱ 4-6 hours Aug 4, 2026 3 views