Posts tagged errors

I've got a broken roomba, I've tried new batteries and a working charger. The charger is supposed to output 20V-24W when the roomba is plugged in. the picture just shows how I'm measuring the pow...

1 answer  ·  posted 3y ago by dustytrash‭  ·  edited 3y ago by dustytrash‭

I've built a non-inverting op-amp amplifier with a gain of 101 using this circuit: - My input is 10 mV DC and I expected to measure 1.01 volts at the output but I measure 0.81 volts. What has happ...

1 answer  ·  posted 4y ago by Andy aka‭  ·  last activity 4y ago by Andy aka‭