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OPA134 based guitar preamp with tone control - FINAL PUBLICUnity gain electromagnetic and piezo with input buffering and tone control guitar preamp using OPA 2134 by p-we | updated July 05, 2022 |
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Fever 6j1 Tube Pre-amp Circuit PUBLICEnglish[US notation] version of a Chinese schematic for the "Fever 6j1 Tube Pre-Amp". by jcolber2 | updated April 11, 2016 |
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JFET PreAmp PUBLICby geedeebee | updated January 07, 2014 |
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Single Supply Mic Amp w power supply rej PUBLICThis circuit is a simple mic-bias circuit for single supply applications with simple power supply rejection. Use any suitable op amp with supply voltage and gain BW response for your application.... by manu | updated April 02, 2013 audio battery-powered compander-code mic mic-bias preamp single-supply supply-rejection |
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Single Supply Simple OpAmp gain circuit for mic test on microntrollers w A/D PUBLICSimple amplifier which takes mic audio input and provides gain & DC centering for single supply microcontroller input by manu | updated March 16, 2013 |
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RIAA preamp PUBLICby qsaldana | updated March 14, 2013 |
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