One of the many challenges faced by circuit and system designers is ensuring the accuracy, consistency, and overall performance of the sensor-driven analog signal chain as well as whatever it may also ...

When you measure a voltage, how do you know that your measurement is correct? Because your multimeter says so, of course! But how can you trust your multimeter to give the right reading? Calibration ...

[Alan Parekh] built this clock to look like a Multimeter using analog multimeters for the three displays. A PIC does the timekeeping and feeds a specific amperage to the three displays which show ...