What's the difference between linear and audio tapers, and why should I care?
Some rotary Pot's com in Linear, Audio and reverse Audio  (where audio=log taper)

Actually it is "quasi"-log scale and not precision logarithm.

Notice it has a rapid transition from two different linear slopes. which gives you more sensitivity over a wider range of audio inputs rather than an apparent Off to ON effect if using a linear pot.  If one adjusts audio equipment over a 30 dB range, that might occur in the 1st 5% of a Linear pot.


Such as

Many options may be selected when you order.


Precision Log pots would be mcuch more expensive than