Analog circuit that visualizes sound frequencies using LEDs through microphone input, RC filtering and transistor amplification. Designed in Proteus and implemented on a custom PCB.
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Updated
Mar 14, 2026
Analog circuit that visualizes sound frequencies using LEDs through microphone input, RC filtering and transistor amplification. Designed in Proteus and implemented on a custom PCB.
A low-side MOSFET switch controlled by a button and GPIO signals
See your system metrics on your keyboard LEDs.
Radio Buttons Library
Plug S
An IoT-powered anti-tampering solution for secure e-commerce package deliveries with real-time monitoring and alerts.
LED01A is a simple MLAB module that contains 4 LED diodes. The module is useful for debugging and indicating individual states of systems built from MLAB construction kit
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