Thiele & Small Parameters Unit #1 Thiele & Small Parameters (before Break-in) Unit #2 Thiele & Small Parameters (before Break-in) Ported Box=6 liters • Fb=55Hz • Q=0.55 (Manufacturer’s T/S) Ported… Read more >
December 12, 2023 Drivers Thiele & Small, HIFI DRIVERS Read more >
SB12PFCR25-4 Frequency Response Fig 1 – SB12PFCR25-4 Woofer and Tweeter RAW responses • Sealed Box=7 liters • Baffle Width=8″ After my disappointment with the 6″ SB Acoustics SB16PFCR25-4 Coaxial, I… Read more >
November 11, 2023 Drivers Evaluation, HIFI DRIVERS Read more >
Vifa M11MG-09-08 Thiele / Small Parameters Sealed Box 1.7 liters. F3=116Hz, Q=1.16 Sealed Box 5 liters. F3=100Hz, Q=0.90 Sealed Box 10 liters. F3=98Hz, Q=0.83
Vifa M11MG-09-08 4″ Midrange Here is another driver in my collection. It is as old as my PL11MH-09-08. All these years, it was in storage. I never got down to… Read more >
January 17, 2019 Drivers Evaluation, HIFI DRIVERS Read more >
Vifa PL11MH09-08 Thiele / Small Parameters Sealed Box 1 liters. F3=160Hz, Q=0.81 Sealed Box 1.5 liters. F3=156Hz, Q=0.71 Sealed Box 2 liters. F3=160Hz, Q=0.65 Ported Box 3 liters. F3=90Hz Ported… Read more >