Tag: electronics

Power Budget for Off-Grid Raspberry Pi Projects

Plan your off-grid Raspberry Pi power system. Calculate total consumption, size batteries and solar panels, and choose the right voltage regulators.

Build a Raspberry Pi LED Matrix with Resistor Networks

Build a multiplexed LED matrix with a Raspberry Pi. Learn resistor calculations, charlieplexing basics, and current management for GPIO-driven displays.

RC Filters and Debouncing for Raspberry Pi GPIO

Use RC circuits to debounce buttons and filter noise on Raspberry Pi GPIO inputs. Covers time constant calculations, component selection, and Python code.

Wire Gauge & Current Ratings for Raspberry Pi Projects

Choose the right wire gauge for Raspberry Pi power, GPIO, and sensor connections. Covers AWG sizes, current limits, and voltage drop calculations.