Electro-Voice SBA750 manual

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A good user manual

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First and foremost, an user manual of Electro-Voice SBA750 should contain:
- informations concerning technical data of Electro-Voice SBA750
- name of the manufacturer and a year of construction of the Electro-Voice SBA750 item
- rules of operation, control and maintenance of the Electro-Voice SBA750 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

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Table of contents for the manual

  • Page 1

    Electro-V oice ® SbA750 User Manual[...]

  • Page 2

    Electro-V oice ® The lightning flash with arrowhead symbol, within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the product s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle[...]

  • Page 3

    Electro-V oice ® T able of Contents 0 Introduction .............................................................................................................................................................. 1 Unpacking and W arranty .................................................................................................................[...]

  • Page 4

    Electro-V oice ® 1 0. Introduction Congratulations! In buying an Electro-V oice ® SbA750 you decided on getting one of todays most ad- vanced active subwoofers incorporating sophisticated technology . The active 15" subwoofer SbA750 with integrated 750 watt power amplifier has been specially designed to provide fundamental bass support fo[...]

  • Page 5

    Electro-V oice ® 2 1. Quick S tart Caution: Before switching on the power of the SbA750 always set the LEVEL control to its counterclockwise stop. A playing sound source could otherwise lead to extreme output levels. This Quick S tart Manual outlines the set up and operation of a SbA750 used as add-on subwoofer together with a Powermixer (see conf[...]

  • Page 6

    Electro-V oice ® 3 Input L/Mono, Input R Electronically balanced inputs for th e connection of high- level signal sources such as mixers, signal processors, etc. Establishing the connection is possible via phone or XLR-type jacks. Balanced connection is recommended to prevent noise or HF-interference. Caution: Before connecting or disconnecting an[...]

  • Page 7

    Electro-V oice ® 4 St atus Indicators These indicators provide information about the actual operational state of the SbA750s internal power amplifier . Signal Indicates that an audio signal is present at the input and that it is output. Limit When lit this indicator signals that the internal power amplifier actu- ally operated at the threshold [...]

  • Page 8

    Electro-V oice ® 5 3. Cabling LF-Cords Using balanced cables with phone or XLR-type plugs for connecting signal sources to the SbA750 is strongly recommended to prevent problems caused by noise interference. Make sure to mind the pin-assignment as shown below . XLR MALE XLR FEMALE 2, SIGNAL + 3, SIGNAL - 2, SIGNAL + 3, SIGNAL - SIGNAL - SIGNAL + S[...]

  • Page 9

    Electro-V oice ® 6 4. Setup Example A Add-On Operation The easiest way to expand your pow er mixer by means of a SbA750.[...]

  • Page 10

    Electro-V oice ® 7 5. Setup Example B Stereo 2-way Active Operation with Mono Subwoofer In this operation mode only the Mid/High signals are fed to the fullrange speaker cabinets, which allows higher acoustic output levels.[...]

  • Page 11

    Electro-V oice ® 8 6. Setup Example C Stereo 2-way Active Operation with Stereo Subwoofer The second SbA750 provides improved SPL in the bass range, in a full S tereo Setup.[...]

  • Page 12

    Electro-V oice ® 9 7. Setup Example D Stereo 2-way Active P A-System Using two SbA750s to expand an existing fullrange-system, in a full S tereo Setup.[...]

  • Page 13

    Electro-V oice ® 10 8. Setup Example E P A-system with Active Components SbA750 in combination with the SxA250, or other active cabinets. SxA 250 SxA 250[...]

  • Page 14

    Electro-V oice ® 11 9. Specifications : ) B d 0 1 - ( e g n a R . q e r Fz H 0 5 1 - z H 5 4 : n g i s e D r e i f i l p m AH s s a l C y c n e i c i f f E - i H : r e w o P t u p t u O) S M R ( W 0 5 7 : ) m 1 / W 1 L P S ( y t i v i t i s n e SB d 0 0 1 : L P S d e t a l u c l a C x a MB d 8 2 1 : s t n e n o p m o CY 5 1 L D V E : s r o t c e n[...]

  • Page 15

    Electro-V oice ® 12 1 1. Block Diagram[...]

  • Page 16

    Electro-V oice ® U.S.A. and Canada: For customer orders, contact the Customer Service department at: 800/392-3497 Fax: 800/955-6831 For warranty repair or service information, contact the Service Repair Department at: 800/685-2606 For technical assistance, contact T echnical Support at: 866/78-AUDIO S pecifications subject to change without notice[...]