Piezo Element Amplifier for Guitar and Violin
Sensor

Piezo Element Amplifier for Guitar and Violin

The board presented here is a preamplifier for contact microphones that are used for amplifying the sound of musical instruments which do not contain electrical pickups, such as guitar and violins. Most contact microphones use a piezo element to convert vibration in the body of the...

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TLV916x RRIO Low-Noise Op Amps
IC

TLV916x RRIO Low-Noise Op Amps

Texas Instruments' 16 V, 11 MHz op amps are ideal for industrial applications offering high performance and flexibility Texas Instruments' TLV916x (TLV9161, TLV9162, and TLV9164) is a family of 16 V, general-purpose op amps that offer exceptional DC precision and AC performance...

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1.041
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Audio Line Receiver using INA134
Audio

Audio Line Receiver using INA134

The project described here is a differential line receiver consisting of high-performance INA134 OPAMPs with on-chip precision resistors. The project is fully specified for high-performance audio applications and has excellent AC specifications, including low distortion (0.0005% at...

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SPI Programmable-Gain Amplifier with Input VOS Trim and Output OPAMP
Test/Measurements

SPI Programmable-Gain Amplifier with Input VOS Trim and Output OPAMP

The project presented here is an SPI programable Gain Amplifier using MAX9939. The MAX9939 is a general-purpose, differential-input programmable-gain amplifier (PGA) that is ideal for conditioning a variety of wide dynamic range signals such as those found in motor current-sense,...

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Full Wave Rectifier Using Single Supply OPAMP
Power supplyTop Stories

Full Wave Rectifier Using Single Supply OPAMP

This is a Full wave rectifier project built using MAX44267 dual OPAMP which provides true zero output with a single supply. The circuit converts Bipolar/AC input into full-wave output. CN1 is provided for sinewave input, CN2 helps to connect the power and output. Operating supply 15V...

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Universal OPAMP Board for SMD MSOP8 Package
Uncategorized

Universal OPAMP Board for SMD MSOP8 Package

This is easy to build and very useful project for hobbyists and students to learn and create OPAMP-based projects. The project accommodates a single OPAMP in the MSOP8 package. The project provides the user with multiple choices and extensive flexibility for different applications...

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Bidirectional Speed Control for DC Motors
MotorTop Stories

Bidirectional Speed Control for DC Motors

This is a very simple bidirectional speed control of a small DC brushed motor. The project is built using power OPAMP TCA0372 which can drive a load up to 1A. Connecting a small DC motor and trimmer pot will control the motor forward/reverse operation along with speed control. A Trimmer...

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TSV791 Rail-to-Rail 5 V Op Amp
IC

TSV791 Rail-to-Rail 5 V Op Amp

STMicroelectronics' single 50 MHz bandwidth unity-gain-stable amp features rail-to-rail input stage STMicroelectronics' TSV791 is a single 50 MHz bandwidth unity gain stable amplifier. The rail-to-rail input stage and the slew rate of 30 V/μs make the TSV791 ideal for low-side current...

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