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Schalltronik SCA-65 Manual

Public address mixer amplifier
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PUBLIC ADDRESS MIXER AMPLIFIER
AMPLIFIER
MODEL:
SCA-65
Warning:Before attempting to connect,operate or adjust this Amplier,
please read these instructions completely and carefully and save this Manual

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Summary of Contents for Schalltronik SCA-65

  • Page 1 PUBLIC ADDRESS MIXER AMPLIFIER AMPLIFIER MODEL: SCA-65 Warning:Before attempting to connect,operate or adjust this Amplier, please read these instructions completely and carefully and save this Manual...

  • Page 3: Table Of Contents

    Table of Contents Table of Contents Introductions ----------------------------------------- 2 Features -----------------------------------------------3 Controls------------------------------------------------ 4 Setups --------------------------------------------------5 Wiring Guide ------------------------------------------5 Connections ------------------------------------------7 Operations-------------------------------------------- 9 MOH---------------------------------------------------10 Block Diagram --------------------------------------11 Specifications --------------------------------------12...

  • Page 4: Introductions

    D-83367 Petting Welcome Congratulation and thank you for the purchasing SCA-65, a multi-function commercial amplier.These ampliers are designed to provide a big impact in sound reproduction and to produce the best and highest quality audio at an affordable price. We wish you great enjoyment and satisfaction when using your amplier, whether you are an installation, or...

  • Page 5: Features

    Features Features The SCA-65 mixer ampliers are comprehensive, all-in-one mixer-amplier solutions for commercial and industrial applications. These low-cost units provide all necessary features in a simple building-block format. * Three microphone and two line inputs with XLR,1/4” TRS jacks and RCA jacks.

  • Page 6: Controls

    Controls Controls FRONT PANEL SCA-65 [ Figure 1.1 Front panel diagram ] 1.Input channel volumes. 2.Two bands tone controls ( 100Hz/10KHz ). 3.Master volume control. 4.Indicators ( Protection/Output level/Power ). 5.Power switch. 6.AUX INPUT Rear Panel Schalltronik.com D-83367 Petting [ Figure 1.2 Rear panel diagram ] 1.Power cable.

  • Page 7: Setups

    Setups Setups Installation CAUTION : Before you begin, make sure your mixer-amplier is disconnected from the power source, with the power switch in the “OFF” position and all level controls turned completely down (counterclockwise). You may stack mixer-ampliers without using a cabinet or you may place a single mixer-amplier on a surface with 12-inches (about 30cm) of air space around the unit for convection cooling.
  • Page 8 Setups Choose output wire and connectors For the amplier output connectors, We recommends using pre-built or professionally wired, high-quality, and heavy gauge speaker wires. You may use EURO blocks for your output con- nectors. To prevent the possibility of short-circuits, wrap or otherwise insulate exposed loud- speaker cable connectors.

  • Page 9: Connections

    Oconnect the COM terminal to speaker negative(-) lead; connect one of the other terminals to speaker positive(+) lead. The impedance and output voltage are same as following Table 2.1 SCA-65 75Ω / 70V 154Ω / 100V [ Table 2.1 Output voltage and impedance ] NOTE : Impedances indicated in the table 2.1 represent the total speaker system impedances.
  • Page 10 Connections CAUTION : Never use both the Low-Z(4Ω / 8Ω)and Hi-Z(70V, 100V) terminals at the same time 100V [ Figure 2.3 Wrong connection ]...

  • Page 11: Operations

    Operations Operations Telephone paging Connect mixer-amplier TELE-PAGING connector to telephone interface unit/PBX like telephone pager. You can announce by telephone after dial up to telephone interface unit/PBX. [ Telephone pager/PBX ] [ Figure 3.1 Telephone paging connecon ] Signal input gain control Mixer-amplier can accept variable and wide range input signal with trim pot.

  • Page 12: Moh

    For 2-Channel Broadcast below Example can be Performed When the Unit is used in conjunc-tion with the Optional SCA-65.

  • Page 13: Block Diagram

    Block diagram Block diagram...

  • Page 14: Specifications

    Specifications Specifications Performance SCA-65 Input Sensitivity for full output at maximum gain Balanced Microphone Channels -50dB ± 3dB Unbalanced AUX Channels -30dB ± 3dB Tele-Paging -21dB ± 3dB Frequency Response at 1watt from speaker out tap, 80Hz ~18kHz +1.5/-3dB Tone Controls 100Hz,10kHz ±12dB±3dB...

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