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Audio Op Amp | Overview | Operational Amplifiers | TI.com
https://www.ti.com/amplifier-circuit/op-amps/audio/overview.html
Audio op amps for the most. discerning audio enthusiasts. Building on TI's Burr-Brown™ technology legacy to deliver a superior audio experience. Explore our portfolio of audio op amps and deliver a superior audio experience to your …
New Op-Amps Promise High-End Sound - The Absolute …
https://www.theabsolutesound.com/articles/new-op-amps-promise-high-end-sound
August 16 – A new generation of operational amplifiers (op-amps) and power-amplifier drivers from National Semiconductor might result in a wholesale improvement in sound quality across a wide range of audio products. Op-amps are everywhere: preamplifier linestages, CD players, digital-to-analog converters, and the front ends of power amplifiers, to name just a few product …
National Semiconductor Introduces Industry’s Lowest ...
https://www.edn.com/national-semiconductor-introduces-industrys-lowest-distortion-high-fidelity-audio-op-amps/
National’s 44V audio op amp family includes two package versions of the LME49860 dual, while the 34V family consists of the LME49710 single, LME49720 dual and the LME49740 quad op amps. They join the multiple award-winning 34V LM4562 dual, high-fidelity audio op amp as the newest members of National’s high-performance audio family.
HiFi Audio Op Amps feature THD+N of 0.00003%.
https://news.thomasnet.com/fullstory/hifi-audio-op-amps-feature-thd-n-of-0-00003-526326
National's 44V audio op amp family includes two package versions of the LME49860 dual, while the 34V family consists of the LME49710 single, LME49720 dual and the LME49740 quad op amps. They join the multiple award-winning 34V LM4562 dual, high-fidelity audio op amp as the newest members of National's high-performance audio family.
Audio Op Amps - It's The Loop Gain You Seek, Not The ...
https://sparkoslabs.com/discrete-op-amps/audio-op-amps-gain-seek-bandwidth/
Introduction: Numerous opinions and preferences exist regarding op amp selection for hi-fi audio circuits.The question we attempt to answer is "Which op amp is the best for audio applications?" We go on Digikey, look up the AD's, LT's, LM's and NE's, and rapidly find our eyes glazing over from specification overload.
Audio Op Amps | SoundPlus | Operational Amplifiers | …
https://www.ti.com/amplifier-circuit/op-amps/audio/soundplus.html
SoundPlus audio op amps. Hear the difference. Three levels of audio op amps performance for the truest audio reproduction. Essential. High performance at competitive price points. Learn more. Premier. Higher performance for professional and high …
Notes on Audio Op-Amps - Tangentsoft
https://tangentsoft.net/audio/opamps.html
The OPA627 can be accurate to a fault, if your recording has unpleasant detail in it that another op-amp would ignore or deemphasize. If you have flawed recordings, you may prefer the pleasant lie told by the AD843. Bottom Line: This is a serious contender with the Burr-Brown OPA627 for the title of "best op-amp I've ever heard". I view these two chips as rough equals; …
Audio IC Op-Amp - Walt Jung
https://ebooks.waltjung.org/Audio_IC_Op_Amp_Applications_Jung_1975_2015s_Preview_2.pdf
two chapters deal with particular IC op-amp parameters important in audio applications, and with the basic op-amp configurations as they are applied to audio use. The remaining three chapters are devoted to detailed descriptions of a wide variety of practical cir cuits for audio use incorporating IC op amps.
Op Amp Circuit Collection
https://web.ece.ucsb.edu/Faculty/rodwell/Classes/ece2c/resources/an-31.pdf
Op Amp Circuit Collection AN-31 National Semiconductor Application Note 31 February 1978 Op Amp Circuit Collection SECTION 1—BASIC CIRCUITS Inverting Amplifier VOUT eb R2 R1 VIN RIN e R1 TL/H/7057–1 Non-Inverting Amplifier VOUT e R1 a R2 R1 VIN TL/H/7057–2 Difference Amplifier VOUT e # R1 a R2 R3 a R4J R4 R1 V2 b R2 R1 V1 For R1 e R3 and R2 e R4 VOUT e R2 …
Audio Amplifier Circuit
https://web.ece.ucsb.edu/Faculty/rodwell/Classes/ece2c/labs/Lab%201a%20-%202C%202007.pdf
LM358 op-amp, which is a low-power device that can be operated from a single voltage supply, therefore appropriate for battery-operated circuits. Low-power op-amps draw very little quiescent current and hence help prolong the life of the battery. The LM358 is a
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