User's manual
K&F SONA SUB
KLING & FREITAG GMBH © 2010
Revision 1.2
Page 6 of 21
2.3
Required�signal�processor
When using the SONA SUB, a signal processor is required such as an electronic crossover or the K&F
Controller CD 44.
The signal processor must provide at least the following settings:
•
1 x high-pass 4th order Butterworth
•
1 x low-pass 3rd order Butterworth
•
1 x bell filter
•
1 x all-pass 1st order (Only if SONA 5 is filtered).
Further information in chapter [Configuration and Connecting Diagram] on page 13 ff.
2.4
Required�mounting�material
For�wall�and�ceiling�mounting:
•
At least 3 screws (not countersunk) with
a thread diameter of 6 mm,
a head diameter of 10 mm minimum/ 13 mm maximum,
and a head height of 6 mm max.
•
Rawlplugs or other suitable mounting aids with official technical approval corresponding to the
given requirements.
Summary of Contents for SONA SUB
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