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Combined display of all available logs of OpenCircuits. You can narrow down the view by selecting a log type, the username (case-sensitive), or the affected page (also case-sensitive).

• 11:39, 31 May 2025 Definitionofis talk contribs uploaded a new version of File:Water temp difference preamp NoRelay.png (TL081 output needed a higher blocking resistor, 1K, to reduce current draw.)
• 08:41, 31 May 2025 Definitionofis talk contribs uploaded a new version of File:Water temp difference preamp NoRelay.png (Move capacitor to solve the TL081 noisy output.)
• 17:06, 27 May 2025 Definitionofis talk contribs uploaded a new version of File:Water temp difference preamp NoRelay.png (live tested some new part values)
• 22:59, 26 May 2025 Definitionofis talk contribs uploaded a new version of File:Water temp difference preamp NoRelay.png (one capacitor wire was wrong)
• 22:53, 26 May 2025 Definitionofis talk contribs uploaded a new version of File:Water temp difference preamp NoRelay.png (I added capacitors to cancel 60 Hz hum picked up from the long sensor wire inputs.)
• 10:42, 26 May 2025 Definitionofis talk contribs uploaded a new version of File:Water temp difference preamp NoRelay.png
• 10:27, 26 May 2025 Definitionofis talk contribs created page File:Water temp difference preamp NoRelay.png
• 10:27, 26 May 2025 Definitionofis talk contribs uploaded File:Water temp difference preamp NoRelay.png