Piezo Source, Inc. has been manufacturing and supplying these original horns since acquiring the exclusive rights, designs, and manufacturing line from Motorola in 2005. The diaphragm behind Piezo Source's original, KSN1001A, KSN1005A, KSN1056A, KSN1016A and the KSN1016B are at the heart of many manufacturers speaker and tweeters including:

COMMUNITY PZT2R Piezo

COMMUNITY CSX57 CSX57-S2 CSX57S2 CSX-57-S2 CSX 57

COMMUNITY CSX58 CSX58-S2 CSX58S2

CSX-58-S2 CSX 58

FENDER 1110A, 1110-A FENDER 110-ELC, 110ELC, 110 ELC.

FENDER 115-ELC, 115ELC, 115 ELC, FENDER 1205, FENDER 1205A, 1205-A.

GEMINI GT-3002, GT3002, GT 3002.

PEAVEY 112HS, 112, 112-HS, PEAVEY 122TC, 122, 122-TC,

PEAVEY 115H, 115, 115-H, PEAVEY 115HC, 115-HC, 115H-C

PEAVEY 115HS, 115-HS, 115H-S, SUNN 1205,

SUNN 1205A, 1205-A, SUNN 1275, SUNN 1275A, 1275-A.