Eminence Beta-12CX Measured Thiele & Small Parameters Ported Box=60 liters • F3=65Hz Ported Box=80 liters • F3=57Hz Ported Box=100 liters • F3=50Hz Sealed Box=60 liters • F3=70Hz • Qtc=1.0 Sealed… Read more >
November 29, 2020 Drivers Thiele & Small, PRO DRIVERS Read more >
Peerless NE180W-08 Thiele & Small Parameters Measured Thiele & Small Parameters Ported Box=15 liters • F3=50Hz Ported Box=15 liters • F3=55Hz Ported Box=18 liters • F3=47Hz Ported Box=18 liters •… Read more >
November 28, 2020 Drivers Thiele & Small, HIFI DRIVERS Read more >
Hawk-XT2 The Hawk-XT2 is an update of the original Hawk. The two drivers remain the same, a HiVi L6-4R kevlar midwoofer paired with a Peerless XT25TG30-04 ring radiator tweeter. In… Read more >
Peerless DX25TG59-04 Thiele & Small Parameters
November 25, 2020 Drivers Thiele & Small, HIFI DRIVERS Read more >
Canary-XT2 The Canary-XT2 is the final version of the ever popular 6-1/2″ Silver Flute W17RC38-08 and the Peerless XT25TG30-04 Ring Radiator tweeter. I am pleased to say that after all… Read more >
Flamingo-V The Flamingo-V is based on the Tang Band W6-789E. I first tested this woofer early last year. I didn’t follow up after that because it is one of those… Read more >
Soliloquy-V The Soliloquy-V is in the tradition of the Sparrow-V. She is voiced to sound musical, not to present pretty measurements. The following plots were made after I tuned the… Read more >
Anarchy-704 Thiele & Small Parameters Woofer (A) – Not broken in Woofer (B) – Not broken in Ported Box=13 liters • F3=43Hz Ported Box=13 liters • F3=43Hz Ported Box=15 liters… Read more >
November 19, 2020 Drivers Thiele & Small, HIFI DRIVERS Read more >
Sparrow-V Although the Sparrow-II measures well, I find her too dull for my taste. I like my music to excite me, something that the Sparrow-II has a hard time doing…. Read more >
SB Acoustics SB13PFC25-08 This midwoofer has been bugging me for a long time. I’ve never encountered a 5″ that drops off at 1.5kHz (Fig 1) and just plateaus at -5dB… Read more >