quickbrownfish
Main
Rants and such
The Book Thief
VB
Jamis Bike
Audio projects - archive
Zillions of front horn experiments
High Qts subwoofer
Mache horn 2014
Ply horn 2014
PRV
Audio measurements - smoothing
Audio measuremants - noise types
Fostex experiment
OB fullrange
Newest horn
early 2011 mache horn
Front horns
VTES
VTES decks
Hikes and similar
Working with wood
Pix ahoy
Audio - current
Ply horn for 4" driver. Efficiency seems silly high, above is it running a few dB louder than a pair of 12" drivers (bass drivers run in parallel).
Above is a trial with different throat, high pass filter. Not much has changed.