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用线性电位器,以创建一个音量控制的非线性传递函数

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摘要:非线性应用,如调整音量控制,音频应用,可以用线性数字电位器(盆) 。本文讨论了如何创建一个“ pseudologarithmic ”抽头数字电位器(锅) 。这是通过只需添加单个电阻的数字电位器时,作为一个可变电阻配置

Maxim > Design support > App notes > Audio Circuits > APP 838
Maxim > Design support > App notes > Digital Potentiometers > APP 838
Maxim > Design support > App notes > General Engineering Topics > APP 838

Keywords: linear pots, digital pot, digital potentiometer, log pots, log potentiometers, pseudolog pots, pseudologarithmic,
potentiometers, audio volume, volume control
Apr 27, 2011
APPLICATION NOTE 838
Use a Linear Potentiometer to Create a Nonlinear Transfer Function
for Audio Volume Control
Abstract: Linear digital potentiometers (pots) can be used in nonlinear applications, such as adjusting volume control in audio
applications. This article discusses how……
用线性电位器,以创建一个音量控制的非线性传递函数
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