Operational amplifiers and Components Guide - Electronics and Review

Internal Structure of Op-amps and Audio Power Amps

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Single stage gives logarithmic gain steps

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Are Op Amps Really Linear?

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Wisely using rail-to-rail op amps

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LM358 Low Power Dual Operational Amplifier

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Basic Active Filter Circuit Blocks

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Two op amps make fast full-wave rectifier

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Dual-polarity amplifier has digital control

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Feedback network silences op-amp resistor noise

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Operational Amplifiers

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Design Trade-Offs for Single-Supply Op Amps

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NE/SA/SE5532/5532A Internally-compensated dual low noise operational amplifier

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Designing with op amps: Single-formula technique keeps it simple

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A Tutorial on Applying Op Amps to RF Applications

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A single-formula approach for designing positive summing amplifiers

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Spicing Up The Op-Amp

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AC-Coupled Amplifier Requires No DC Bias

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RC5532A Low noise dual operational amplifier - This is a very good for many audio designs. The 5532 has THD down around 0.0003% at normal levels and frequencies. The self noise is no worse than a 10 k ohm resistor. Read also The 5532 Opamp article

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High Performance Audio Op-Amp Quick Reference

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LM741 - general purpose operational amplifier, also known as UA741

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Texas Instruments

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Improved amplifier drives differential-input ADCs

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Simple techniques help high-frequency op amps drive reactive loads

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Piecewise linear amplifier eschews diodes

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LM386 Low Voltage Audio Power Amplifier. The LM386 is a power amplifier designed for use in low voltage consumer applications. The gain is internally set to 20 to keep external part count low. This amplifier IC can drive 8 ohms speaker nicely with maximum

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Noise and Operational Amplifier Circuits

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Systematic approach makes op-amp circuits resist radiated noise

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LM358

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Audio and Op amps circuits

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Some Tips on Stabilizing Op-Amps

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Op amp Myths

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TL072 Low noise dual operational amplifier

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Don't let noise ruin instrumentation-amplifier performance

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Understanding operational amplifier specifications

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LM380 - 2.5W Audio Power Amplifier IC for consumer applications. Amplifier gain is internally fixed at 34 dB. Input stage allows ground referenced input signals and utput automatically self-centers to one-half the supply voltage. The output is short circu

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Next generation op amps

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Positive Feedback Terminates Cables

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Unique compensation technique tames high-bandwidth voltage-feedback op amps

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Op amps take the next step

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Portable analog design needs rail-to-rail op amps

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Demystifying single-supply op-amp design

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Dual op amp doubles output current

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TL082

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Voltage follower with 1G ohm input resistance

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LM324 Low Power Quad Operational Amplifier - check alse datasheet from Philips

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Designing With Opamps

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The 5532 Opamp

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Noise-figure curves ease the selection of low-noise op amps

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Nb = 48