Operation Manual

www.velodyne.com
SC-1250 Amplier User’s Manual - 1
CONGRATULATIONS
Congratulations on your purchase of a Velodyne SubContractor Series subwoofer. This system represents the
state-of-the-art in low frequency reproduction. Read and follow the instructions below to insure safe and proper
system operation.
Warning!
To prevent re 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. Remove all staples used to seal the carton as they can scratch the chassis.
Please save the carton and all packaging materials for future use. Record the serial number in the space
provided on the warranty card for future reference.
Product Features
SC-1250SubwooferAmplier
• Amplier:3000wattsdynamic/1250wattsRMShigheciency,ClassD
• DSP-controlled
• 4selectablepresetsforcustomizedlisteningmode
• Automatic7bandroomequalizer(microphoneincluded)
• Night-modesetting
• Mutecontrol
• Adjustable(30to160Hz)low-passcrossover(defeatable)
• Line-level(RCA)inputsandoutputs
• Speaker-levelinputswith5waybindingpostconnections
• Signalsensingautoturnon/o(defeatable)
• Variablevolumecontrol
• Selectablephasecontrol(0,90,180or270degrees)
• Built-inadjustabledigitallow-passcrossoverwith24dB/octaveslope
• DriverDisplacementControlsoftwaretopreventoverexcursionandampclipping
• BluepowerindicatorLED
• RS-232SerialInterface
• 12Volttrigger
• Universalremoteinputjack
• AbilitytodriveuptoTWOsubwoofers**
**Iftwosubwoofersaredriven,theymusteachhave8ohmorhigherimpedence.SCSeriessubwooferscan
be run in this fashion. If a more traditional 4 ohm subwoofer is driven with the SC-1250, only one can be driven.