The PBF guitar pickup line offers smooth, vintage humbucker tone with specific pairs tuned for the main genres of music. Bill Bartolini collaborated with Ed Reynolds on the design of PBF pickups. Ed was a builder of excellent guitars and basses and a top notch repairman in the Chicago area in the 70's and early 80's. He has continued his work in the Austin, Texas and now focuses exclusively on electric guitars.
The PBF-57 is well suited for Jazz.
The Jazz Guitar Pair - the PBF-55 neck and PBF-57 bridge provide the same focused lows of the Vintage Pair, but with a softer, more rounded, warmer, more diffuse attack. The "55"