op amp - Electronics Area https://electronicsarea.com Electrical and Electronics Tutorials and Circuits Thu, 16 Oct 2025 18:17:26 +0000 en-US hourly 1 https://wordpress.org/?v=4.9.26 How to use op amps with a single rail power supply? https://electronicsarea.com/how-to-use-op-amps-with-a-single-rail-power-supply/ https://electronicsarea.com/how-to-use-op-amps-with-a-single-rail-power-supply/#respond Wed, 24 Apr 2019 19:14:10 +0000 https://electronicsarea.com/?p=5051 How to use op amps with a single rail power supply?
Method #1: Voltage divider using two resistors. Method #2: Voltage divider using two Zener diodes.

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]]> https://electronicsarea.com/how-to-use-op-amps-with-a-single-rail-power-supply/feed/ 0 Wien-bridge Oscillator with Op Amp https://electronicsarea.com/wien-bridge-oscillator-op-amp/ https://electronicsarea.com/wien-bridge-oscillator-op-amp/#respond Fri, 19 Sep 2014 00:26:10 +0000 http://electronicsarea.com/?p=478 The Wien-bridge oscillator, consists of an Operational Amplifier (OA) in a non-inverting configuration with gain 1+R2/R1 and a RC feedback network

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]]> https://electronicsarea.com/wien-bridge-oscillator-op-amp/feed/ 0 Nonlinear Amplitude Control of a Sinusoidal Oscillator https://electronicsarea.com/nonlinear-amplitude-control-of-a-sinusoidal-oscillator/ https://electronicsarea.com/nonlinear-amplitude-control-of-a-sinusoidal-oscillator/#respond Thu, 18 Sep 2014 04:00:47 +0000 http://electronicsarea.com/?p=472 Control of a sinusoidal oscillator is done in 2 phases: a linear method based in the frequency domain and a non-linear method using non linear mechanisms

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