What are the output impedance requirements for a headphone amplifier?

Transconductance is generally varied by two well-known techniques. In the first technique, bias current of differential pair MOSFETs is varied whereas in the ... The Fluke 5220A Transconductance Amplifier lets you calibrate AC or DC meters and shunts and the current functions of DMM's that measure up to 20 Amps. The ... Aug 6, 2015 ... Typical use-cases of OTAs are "Voltage Controlled Amplifiers". Lets say you want to control the volume of an audio signal. Mar 6, 2015 ... The sound is absolutely fantastic, reminds good sounding tube amps, especially in detailed and silk trebles and mids but without heat losses and massive ... Feb 4, 2024 ... Hi, How to make/simulate a simple operational amplifier, transconductance amplifier, and comparator in QSPICE? It operates from DC to 100kHz with very low distortion. By connecting the output from a stable voltage source, the 7810 is capable of producing currents up to ... Aug 30, 2016 ... A simple high-performance architecture for bulk-driven operational transconductance amplifiers (OTAs) is presented. The Model 8200/8210 Transconductance Amplifiers are precision, high stability, high accuracy instruments which produce an output current which is directly ... ... transconductance amplifier functions. High accuracy throughout all ranges; 8 Vpk floating outputs; Real and simulated transconductance amplifiers. Ask usPrices ... Feb 21, 2020 ... The transconductance amplifier (TA) has, as main variables: * a voltage [math]V_{IN}[/math] at the input * and produces a current ...