Replaced Audio volume pots with Linear from www.lespaulforum.com
The Basics of Potentiometers
Potentiometers, or pots, are variable resistors that are commonly used in electronic circuits. They allow you to control the amount of resistance in a circuit, which in turn affects the output of the circuit. Pots come in different types, including audio taper and linear taper.
What Is a Linear Taper Pot?
A linear taper pot is a potentiometer that has a linear change in resistance as you turn the knob. This means that if you turn the knob halfway, the resistance will be halfway between the minimum and maximum values.
What Is an Audio Taper Pot?
An audio taper pot, on the other hand, has a logarithmic change in resistance as you turn the knob. This means that the resistance changes more rapidly at the beginning of the turn and less rapidly as you approach the maximum value. This type of pot is commonly used in audio circuits because it mimics the way the human ear perceives sound.
When to Use a Linear Taper Pot
Linear taper pots are often used in circuits where a linear change in resistance is required. For example, they are commonly used in voltage dividers, where the output voltage is proportional to the resistance. They are also used in motor control circuits, where the speed of the motor is proportional to the resistance.
Advantages of Linear Taper Pots
One advantage of linear taper pots is that they are easy to work with. Because the resistance changes linearly, it is easy to predict the output of the circuit as you turn the knob. They are also less expensive than audio taper pots.
Disadvantages of Linear Taper Pots
One disadvantage of linear taper pots is that they may not be suitable for all applications. In audio circuits, for example, the linear change in resistance may not sound as natural as the logarithmic change provided by an audio taper pot. They may also not be as precise as other types of pots.
When to Use an Audio Taper Pot
Audio taper pots are commonly used in audio circuits, such as volume controls and tone controls. This is because the logarithmic change in resistance mimics the way the human ear perceives sound. As the volume increases, the ear becomes less sensitive to changes in volume, which is exactly what an audio taper pot provides.
Advantages of Audio Taper Pots
One advantage of audio taper pots is that they provide a more natural sound in audio circuits. This is because the logarithmic change in resistance mimics the way the human ear perceives sound. They are also more precise than linear taper pots in audio circuits.
Disadvantages of Audio Taper Pots
One disadvantage of audio taper pots is that they are more expensive than linear taper pots. They may also be more difficult to work with because the logarithmic change in resistance is not as easy to predict as the linear change provided by a linear taper pot.
Conclusion
In conclusion, both audio taper and linear taper pots have their advantages and disadvantages. The choice of which to use depends on the specific application. If you are working on an audio circuit, an audio taper pot is likely the best choice. If you are working on a circuit that requires a linear change in resistance, a linear taper pot is likely the best choice. Whatever your choice, it is important to understand the basics of potentiometers and how they work in electronic circuits.
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