Thursday, April 16, 2026

Show HN: Online Sound Decibel Meter https://ift.tt/qIUM8mD

Show HN: Online Sound Decibel Meter https://ift.tt/myRFVQT April 17, 2026 at 12:09AM
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Show HN: NFC Energy-Harvesting PCB Business Card with an MCU https://ift.tt/cjDBibe

Show HN: NFC Energy-Harvesting PCB Business Card with an MCU https://ift.tt/lx9ihz4 August 28, 2026 at 07:18PM