Master Audio
Joker Series (JK46A). Version 1.0
Sep14
9
3.2. JK46A with subwoofer
The JK46A is equipped with a 35mm socket for mounting the
speaker on a subwoofer. Be careful not to use this system on non-
flat surfaces as it may become unstable.
Fig.4.
JK46A with subwoofer
3.3. Asymmetrical and rotatable horns
The
JK46A incorporates an asymmetrical dispersion horn which will optimise
coverage either in horizontal or vertical position.
To rotate the horn, unscrewed the frontal grille, and then, unscrewed the four fixing
screws of the horn. Rotate it 90 degrees taking care of the wires. Screw the horn
again and finally place the frontal grille in its right position.
Fig.5.
Rotatable horn
Good coverage of audiences often is a conflicting combination of:
*wide coverage for the closest audience (short throw)
*narrow coverage for distant areas (long throw)
The asymmetrical dispersion horn coverage varies from "short throw" to "long throw"
along the vertical axis (keeping a constant vertical directivity). In conclusion,
