Bartolini's Most Popular Upgrade Pickups for Your 4-string Jazz Bass No matter what style you play, you’re in for a serious sonic upgrade when you equip your Jazz Bass pickups with these Bartolini 9J1 L/S hum-canceling pickups. Direct replacements for your single-coil J-Bass pickups, their inline dual-coil design bucks the hum normally associated with single-coil pickups, yet leaves your powerful lows and rich mids intact. They’re amazingly responsive, too. Dig in, and they growl with the big cats. Pull back, and they’re sweet and clear. Go ahead: slap and pop — they thrive on abuse! Bartolini’s most popular dual inline-coil hum-canceling J Bass upgrade pickup, the 9J1 L/S delivers a full, warm vintage tone. Bassists at Sweetwater know that onstage or in the studio, you can run into some nasty issues with 60-cycle hum depending on how you blend the volume of your Jazz Bass pickups. Make hum a thing 4-String Passive Dual-coil (Humbucking) J-Bass Bridge/Middle Replacement Pickup Set
