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Optimum User’s Manual
Congratulations
C
ongratulations on your purchase of a Velodyne Optimum subwoofer. This system represents
the state-of-the-art in low frequency reproduction. Please, read and follow the instructions below
to insure safe and proper system operation.
Warning!
To prevent fire or shock hazard, do not expose this equipment to rain or moisture. To avoid
electrical shock, do not open speaker enclosure or amp chassis cover. Please observe all
warnings on the equipment itself. There are no user serviceable parts inside. Please refer all
service questions to your authorized Velodyne dealer.
Prior to Installation
Please unpack the system carefully. Please save the carton and all packaging materials
for future use. Record the serial number in the space provided on page 17 of this manual for
future reference.
PRODUCT FEATURES
• DSP-Controlled
• 4 selectable preset modes for customized listening
• Automatic 6-band room equalizer with microphone included
• Night-mode setting
• Mute control
• Woofer
- 8” (6.5” piston diameter) subwoofer with 2.5” high-temp voice coil and
107 ounce magnet/204 ounce motor structur
e (Optimum-8)
- 10” (8” piston diameter) subwoofer with 3” voice coil and 162 ounce magnet/
346 ounce motor structure (Optimum-10)
- 12” (9.7” piston diameter) subwoofer with 3” voice coil and 162 ounce magnet/
346 ounce motor structure (Optimum-12)
• Built-in 2400 watts Dynamic/1200 watts RMS high efficiency Class D amplifier
• Adjustable (40 to 120 Hz) low-pass cr
ossover (defeatable)
• Line-level (RCA) inputs and outputs
• Speaker-level inputs with five way binding post connections
• Signal sensing auto turn on/off (defeatable)
• Variable volume control
• Selectable phase control (0, 90, 180 or 270 degrees)
• Frequency response of 28-120 Hz (Optimum-8), 24-120Hz (Optimum-10),
22-120Hz (Optimum-12),
•
Magnetically shielded for video use (Optimum-10 and Optimum-12)
• Multiple staggered low-pass crossovers; 12 dB/octave initial, 48 dB/octave ultimate
•
Driver Displacement Contr
ol circuit to prevent over excursion and amp clipping
• Blue level indicator LED
• High-excursion EPDM r
ubber surround
• Oversized spider for linearity at high excursion
• Hand-rubbed black lacquer or cherry veneer cabinet