Vifa PL18WO-09-08 +
2009 © Troels Gravesen
Download driver specs:
The series crossover
The voicing of this speaker is fairly bright and I
recommend trying further attenuation of the
tweeter by applying a resistor of 1.5-2.7 ohm (blue)
before the 22 uF capacitor in the tweeter
section (not before the 0.33 mH coil!)
Crossover kit available from Jantzen Audio: firstname.lastname@example.org
Download Kit Sales
SPL response of left and right speaker.
Right: Impedance in 24 litre cab, port tuning 38
Hz. Green = with impedance correction (not shown on
Cabinet: use TJL design with port
dimensions 68 (ID) x 200 mm
Also use same driver placement.
speakers for info on cabinet damping.
My final test set-up: