Tag Archive: Usher

Usher 8137A Kevlar/Carbon Fiber 7″ Woofer

Usher 8137A Thiele & Small Ported Box=100 liters. F3=30Hz Ported Box=75 liters. F3=30Hz Ported Box=55 liters. F3=40Hz Ported Box=45 liters. F3=40Hz Sealed Box=55 liters. F3=55Hz, Q=0.71 Bandpass Box=55 liters. F3=40Hz-105Hz… Read more >

michael chua August 22, 2017 HIFI DRIVERS8137A, Carbon, Kevlar, Usher, Woofer Read more >

HiFi Drivers – Thiele/Small and FR Measurements

My Favorite Drivers Projects Audax HM130C0 Carbon Fiber Cone Audax HM130C0 with Heil AMT tweeter Dayton ND25FW-4 Waveguide Tweeter Lark DCR2 Dayton RS52AN Aluminum Dome Midrange Falcon-II Dynavox TD2801XL Silk… Read more >

michael chua August 6, 2017 HIFI DRIVERSAudax, Dayton, Fountek, HiVi, Peerless, Scanspeak, Seas, Silver Flute, Tang Band, Usher, Vifa Read more >