Monthly Archives: December 2021

Simple metal detector for beginners needs only TL074

Simple metal detector for beginners need only TL074

Simple metal detector for beginners   Earlier we looked at various schemes of metal detectors. They can be viewed in the “Schemes for radio amateurs / metal detectors” tab. Today we will consider a simple metal detector circuit with pretty good characteristics.The circuit is built on a single microcircuit, which includes four operational amplifiers. The scheme for this simple metal detector for …

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