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FOR YOUR RECORDS. . .
DATE PURCHASED _____________________________________
MODEL PURCHASED ___________________________________
DEALER ______________________________________________
INSTALLED BY _________________________________________
SERIAL # _____________________________________________
WARNING!
Do not power up system before consulting manual.
Incorrect installation could result in damage to unit that
will not be covered under warranty. Please follow these
easy steps before using/installing unit.
Please read all instructions first.
Due to the sophisticated nature of this equipment, we highly
recommend having an authorized Velodyne dealer perform all
installation & setup functions.
Double check all connections to unit before applying power.
Servo control unit must have basic functions set to your installation
type before applying power.
Final calibration should be set by installer after initial power up.
Installation manual MUST be followed precisely during installation
process to ensure proper performance and prevent damage to
speaker or control unit.
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SPECIFICATIONS DF-12sc DF-10sc
THD <1% <1%
THD 10-25%+10-25%+
frequency response 13-105hz 15-105hz
sensitivity (1w/1m) 90 dB 87 dB
excursion capability (linear) 3/4 in. 3/4 in.
(max.) 1-1/4 in. 1-1/4 in.
voice coil diameter 2-1/2 in. 2-1/2 in.
magnet weight 54 oz. 54 oz.
nominal impedance 4 ohms 4 ohms
recommended amp power 100 w/min. 100 w/min.
300 w/max. 300 w/max.
recommended enclosure size * 1.7 cu. ft. 1.0 cu. ft.
* Recommended enclosures :
This product has been designed to perform in any type of enclosure,
or in an infinite baffle setup. Performance of the subwoofer system
may be tailored to your listening taste by altering the type of
enclosure used. Consult installation manual for further details.
Power requirements are typically reduced when used in an infinite
baffle configuration.
☞
(comparable non-
servo subwoofers)
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✓
✓
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(sealed)
Specifications are subject to change without notice.