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AC stands for Alternating Current. It usually applies to voltages with >100 V RMS, but can also be used for other AC voltages, like 24 V industrial AC power.

0 votes
2 answers
599 views

Buffering Vref on AD623

I am measuring AC signal using an instrument amplifier AD623. This will be fed to an ADC in the 0/+5V range. Therefore the signal must be centred on 2.5V. …
Noel's user avatar
  • 133
3 votes
3 answers
759 views

AC line indicator circuit - resistor gets fried

I am using the circuit below to indicate the status of a 230V AC line. This works well when I apply power to it. The LED is on with a good brightness. …
Noel's user avatar
  • 133