Digital circuit and logic questions (ie. Logic, Gates, I2C, USB, 555 Timer, etc.)
Latest: i need help for making a DAC for better sound quality ducher, Oct 23, 2017 at 3:28 AM
Power supplies, power control, power sources/conversion, energy harvesting, battery charging, batteries, etc.
Latest: 2 pole filter in a converter and ripples in output voltage jibranejaz, Oct 23, 2017 at 5:35 AM
Software & Microcomputing
Circuits and Projects
Designing an entire prototype or sub-system? This is the place to talk ideas and "how-to".
Latest: Want to make an Electromyography amplifier circuit Alec_t, Oct 23, 2017 at 6:39 AM
Math & Science
A place for members to buy, sell and trade electronic parts.
Latest: 555 timer programer and IC's for sale $8.00 USD and $2.00USD shipping in USA k7elp60, Oct 5, 2017
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