Passive bass cut control with no-load pot | TalkBass.com
Three Must-Try Guitar Wiring Mods - Premier Guitar
Reverse tone control to cut bass? | Telecaster Guitar Forum
Premier Guitar on Twitter: "Passive bass-cut switches have been around since the late '50s—maybe even longer. Here's a new twist on a classic theme designed by @YamahaMusicUSA: https://t.co/N3xt4mgd9j… https://t.co/W3GAAsGrH7"