Fender generally uses logarithmic/audio for both.
Allparts EP-0886 CTS 500K Solid Shaft Audio Pot - Single Item
Allparts EP-0086 CTS 500K Split Shaft Audio Pot - Single Item, Left-handed
CTS 500K Split Shaft Potentiometer - Audio or Linear Taper Pot
Allparts EP-0086 CTS 500K Split Shaft Audio Pot - Single Item
Allparts EP-0885 CTS 250K Solid Shaft Audio Pot - Single Item
Alpha Mini Potentiometer for Guitar Volume or Tone 500K Solid Shaft
