Voice Coil - March 2018

1 INDUSTRY NEWS
& DEVELOPMENTS
By Vance Dickason

8 SPOTLIGHT
AISE 2018 Exhibit Coverage
By Mike Klasco, Nora Wong, and Touy Ken

12 TECHNICAL NOTES
The Efficiency Bandwidth Product
for Loudspeaker Drivers
By Christopher J. Struck
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14 ACOUSTIC PATENTS
By James Croft

18 TEST BENCH
Precision Devices’ New PD.CD1N
Plus Peerless by Tymphany’s DFM-2544R00-08
By Vance Dickason

28 INDUSTRY WATCH
By Vance Dickason