Velodyne Acoustics SC-1250, SC-8, SC-10, SC-12, SC-15 User Manual

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SubContractor

Series

Amplifier /

Subwoofers

U S E R ’ S

M A N U A L

SC - 1250 Amplifier,

SC - 8, SC - 10, SC - 12, SC - 15,

SC - IW, SC - IF, SC - IC Subwoofers

Ca ut ion!

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SubContractor User’s Manual

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Att ention!

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SubContractor User’s Manual

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Velodyne Acoustics SC-1250, SC-8, SC-10, SC-12, SC-15 User Manual

Vors icht!

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SubContractor User’s Manual

III

Att enzione!

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SubContractor User’s Manual

IV

Table of Contents

Congratulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Product Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

SC-1250 Subwoofer Amplifier . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

SC-8, SC-10, SC-12, SC-15, SC-IW, SC-IF Woofers . . . . . . . . . . . . . . . . . . . . . . . . .2 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Front Panel Controls and Displays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Rear Panel Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

About Low-Pass Crossovers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

A Word About Your Receiver’s Crossover and the SC-1250 Crossover . . . . . . . . . . .10

A Word About Interconnect Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

A Word About Subwoofer Placement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Selecting the Subwoofer(s) to be Controlled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12 Restore Defaults . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Care of Your Amplifier and Subwoofer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

Troubleshooting and Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16

Appendix A: RS-232 Serial Overview and Commands . . . . . . . . . . . . . . . . . . . . . . . . .17

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SubContractor User’s Manual

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Congr atulat ions

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 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. 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 Amplifier

Amplifier: 3000 watts dynamic/1250 watts RMS high efficiency, 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/off (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.

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SC - 8, SC - 10, SC - 12, SC - 15, SC - IW, SC - IF/IC Subwoofers

SC-8:

-8” (6.5” piston diameter) subwoofer

-2.5” high-temp voice coil

-Oversized spider for linearity at high excursion

-High-excursion EPDM rubber surround

-107 ounce magnet/204 ounce motor structure

-Frequency Response: 28 - 120 Hz (+/- 3 dB)

-8 ohm impedance

SC-10:

-10” (8” piston diameter) subwoofer

-3” high temperature inside/outside voice coil

-Oversized spider for linearity at high excursion

-High-excursion EPDM rubber surround

-162 ounce magnet/346 ounce motor structure

-Magnetically shielded for video use

-Frequency Response: 24 - 120Hz (+/- 3 dB)

-8 ohm impedance

SC-12:

-12” (9.7” piston diameter) subwoofer

-3” high temperature inside/outside voice coil

-Oversized spider for linearity at high excursion

-High-excursion EPDM rubber surround

-162-ounce magnet/346 ounce motor structure

-Magnetically shielded for video use

-Frequency Response: 22 - 120Hz (+/- 3 dB)

-8 ohm impedance

SC-15:

-15” (12.7” piston diameter) subwoofer

-3” high temperature inside/outside voice coil

-Oversized spider for linearity at high excursion

-High-excursion EPDM rubber surround

-162-ounce magnet/346 ounce motor structure

-Magnetically shielded for video use

-Frequency Response: 22 - 120Hz (+/- 3 dB)

-8 ohm impedance

SC-IW (In-Wall):

-4” x 14” rectangular driver (3” x 13.25” piston diameter) with flat Carbon Fibre/Rohacell/Carbon Fiber sandwich diaphragm

-Neodymium magnet structure

-Quad spider configuration with upper/lower spider modules

-High-excursion EPDM rubber surround

-3” high temperature inside/outside voice coil

-Magnetically shielded for video use

-Frequency Response: 22 - 120Hz (+/- 3 dB)

- 8 ohm impedance

 

 

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