User talk:2607:FEA8:C1E1:6EF0:F15B:873B:ED32:9C3A

October 2022
Hello, I'm Constant314. An edit that you recently made to Operational amplifier seemed to be a test and has been reverted. If you want to practice editing, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks! Constant314 (talk) 14:03, 19 October 2022 (UTC)