Inter-m VCA-100 Operation Manual
Inter-m VCA-100 Operation Manual

Inter-m VCA-100 Operation Manual

Wall volume controller

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Operation
anual
VCA-100
Wall Volume Controller

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Table of Contents
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Summary of Contents for Inter-m VCA-100

  • Page 1 Operation anual VCA-100 Wall Volume Controller...
  • Page 2: Table Of Contents

    Contents Welcome Warning................1 Unpacking ................2 Installation Environment.................2 Important Safety Instructions ..........2 Features..................4 Front panel and functions .............5 Rear panel and functions ............6 Applications ................8 Caution .................11 Specifications ...............12 Service Procedures.................13 Schematic ................13 Parts List ................13 Variations and Options ............13 Warranty ................13...
  • Page 3: Warning

    A personal welcome to you from the management and employees of Inter-M All of the co-workers here at Inter-M are dedicated to providing excellent products with inherently good value, and we are delighted you have purchased one of our products.
  • Page 4: Unpacking

    Unpacking Although your VCA-100 module is neither complicated nor difficult to operate, we recommend you take a few minutes to read this brief manual and familiarize yourself with the important information regarding product features, setup and operation. As with most electronic devices, we strongly recommend you retain the original packaging.
  • Page 5 10. Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus. 11. Use only the attachments/accessories specified by the manufacturer. 12. Use only with a cart, stand, tripod, bracket, or table specified by the manufacturer, or sold with the apparatus.
  • Page 6: Features

    Features ■ ■ VCA (VOlTAGE CONTROl AMplIfIER) VCA (Voltage Control Amplifier) is circuit whose volume is set by the voltage level of a control signal, and allows controlling the remote volume without noise by using the VCA control. This is VCA controller which enables to operate the remote volume control without any noise caused by the connection wire through connecting the main device adopting VCA control function...
  • Page 7: Front Panel And Functions

    Front panel and functions . Volume controller This is Volume controller for channel #1 and #2, and if the volume controller turns clockwise the system's volume are at the maximum. . Wall mounting hole VC -100(W LL VOLUME CONTROLLER)
  • Page 8: Rear Panel And Functions

    Rear panel and functions . VCA control connection terminal The connection terminal of VCA controller is in order from the left; V2, C2, G, C1, V1. Please refer the silk label on the bottom of PCB. V2 C2 G C1 V1 The volume with 10kΩ...
  • Page 9 ~ V2 and C1 ~ V1 become 0Ω. CH 2 CH 1 ※ Caution : Unplug the main device in case the VCA-100 is connected and disconnected to the main device. * VCA (Voltage Control Amplifier) function VCA (Voltage Control Amplifier) is the circuit...
  • Page 10: Applications

    Applications Connection of VCA-100 and DSA-100DV (Concurrency Control of two channels) If the volume is set to MAX by turning the volume control completely clock wise, C1 / C2 of volume are placed at G and the volume of main device is maximized.
  • Page 11 Applications Connection of VCA-100 and DSA-100DV (Individual channel control) VCA-100 Port for CH1 DSA-100DV Port No Connect No Connect VCA-100 Port for CH2 DSA-100DV Port No Connect No Connect VCA-100 VCA-100 CH 2 CH 1 BRIDGE 8Ω CH 2 CH 1 4Ω...
  • Page 12 Connection of MA series, pMU series and pMU-N series Plug the VCA control terminal of main device into the terminal of VCA-100 which has the MAX resistance 10kΩ (clock wise) and the MIN 0Ω (counter clock wise). As shown in figure, connect C1 and V1 of the VCA-100 into VCA+ and VCA- of main device.
  • Page 13: Caution

    ■ ■ The cautions for connection of VCA-100 and DSA-100DV 1. Inter-M recommends using shield cable for the stable operation. 2. Use the thick wire as possible. If the wire is not sufficiently thick, it may not be possible to maximum and minimum volume control.
  • Page 14: Specifications

    Specifications VCA-100 Internal volume 10kΩ B Curve 2 volume Operating -10℃ ~ +40℃ temperature Operating 0% ~ 90% Humidity Weight (SET) 71g / 0.16Ib 69.8(W) x 114.3(H) x 33(D)mm Dimensions (SET) 2.75(W) x 4.5(H) x 1.3(D)in ※ Dimensions 69.8 VC -100(W LL VOLUME CONTROLLER)
  • Page 15: Service

    To obtain specific warranty information and available service locations contact Inter-M directly or the authorized Inter-M Distributor for your specific country or region. VC -100(W LL VOLUME CONTROLLER)
  • Page 16 Inter-M, Ltd. (Korea) began operations in 1983. Since then, Inter-M has grown to become one of the largest manufacturers of professional audio and commercial sound electronics equipment in the world. Inter-M has gained worldwide recognition for its own branded products, as well as private label manufacturing of electronics sold under other names (OEM).

This manual is also suitable for:

Dsa-100dv

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