(1) CTS 250k audio taper potentiometer with no-load bypass at wide open setting.
(1) CTS 500k audio taper potentiometer with no-load bypass at wide open setting.
However, sometimes the listener prefers different settings of the mid-range and tweeter depending on the type of music If that be the case, the best choice is the L-pad as it has little and the least effect on the load impedance.
By far, the best option is to select the drivers carefully so as to match their efficiencies, therefore eliminating the need of an attenuator.
Each pot has an aluminum split shaft that fits a coarse-knurled (18-spline) knob.