Sparrow-TA Time-Aligned It was 2 yrs ago that I tested these drivers in an active bi-amped system (Sparrow-19ST). What really bugged me then was the SB13PFC25-08 frequency response. It is… Read more >
ScanSpeak 15WU/4741T00 I would like to thank my buddy Mark Nash for sending his midwoofer for testing. The 15WU is the top of the line midwoofer by Scanspeak. It features… Read more >
Hummingbird-TA Time Aligned Dayton DSA135-8 with ND25FW-4 In Aug last year, I worked on the Hummingbird which is based on the Dayton DSA135-8. This is one midwoofer that I really… Read more >
Dayton DAEX25VT-4 This DAEX25VT-4 is essentially a tiny driver that you stick to a panel like a foam core board. When music is played, it vibrates the board like a… Read more >