Silver Flute W17RC38-08 (Shielded vs Unshielded) When I first worked on the Canary in 2013, I was sorely disappointed by the shielded Silver Flute W17RC38-08. The midwoofer sounded lethargic to… Read more >
Hawk-II In this 2nd version of Hawk, I went all out to control the HiVi L6-4R. The network for the L6-4R is quite elaborate. Apart from a second order filter,… Read more >
Palila I’ve been trying to build a triple chamber bandpass sub for a long time but I couldn’t find the right drivers. Those that simulated well ended up with a… Read more >
Honeycreeper The Honeycreeper is based on a vintage Vifa woofer, a PL17WJ-00-08. This midwoofer is one of the classics by Vifa. It’s blessed with a smooth frequency response, an extended… Read more >
Peerless 830869 8″ HDS Nomex Woofer I’ve struggled with this woofer since the day I bought it. While the specs look promising, I’ve never been able to get the sound… Read more >
Toucan-DA The Toucan-DA is my 3rd attempt at using an 8″ woofer for a bandpass sub. While the Toucan-SF met my expectations, the Silver Flute W20RC38-08 cost more than this… Read more >
Crow-II It was in 2018 that I designed the Crow with the Silver Flute W17RC38-08. Though it sounded good, the sensitivity was rather low. The Crow-II addresses this deficiency by… Read more >
Scanspeak PL18WO-06-08 The Goldfinch is based on the Scanspeak PL18WO-06-08 that is no longer in production. I happened to chance upon them at Parts Express and immediately bought a pair…. Read more >
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 >