Santa Clara, Calif.—National's LM4562 dual audio operational amplifier for high-end audio, medical imaging, and industrial applications, touting a total harmonic distortion plus noise (THD+N) of ...
Setting a benchmark for performance, the LM4562 audio op amp specifies a THD+N figure of 0.00003%. The device combines a 6-MHz, unity-gain bandwidth operational amplifier with a proprietary ...
Fosi Audio ZH3 DAC/Headphone Amp/Preamp offers balanced outputs, ultra-low noise, high-res support, and replaceable op-amps for $199.99. Fosi Audio has officially unveiled the ZH3, an all-in-one ...
Nisshinbo Micro Devices gas put out a J-FET input, dual op-amp for discerning audio applications in home, professional, portable, and aftermarket car audio systems. The MUSES8921 is the new standard J ...
Another important op amp application is buffering DAC outputs. Modern IC DACs provide either voltage or current outputs. Figure 3-51 shows three fundamental configurations, all with the objective of ...
In a balanced op-amp circuit, the op-amp inputs see equal impedances looking into the circuit. Balanced circuits provide better performance by cancelling some input errors and have a simple R F /R I ...
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