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Unika Box Series User Manual

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Table of Contents

Box Series
Made in Taiwan
Index
05 Eliminating Hum and Buzz and
the Ground Lift
USER GUIDE
ISO2X4
Unika Electronic Co., Ltd.
w w w . u n i k a . c o m . t w
6F, No.168, Xin-Hu 2nd Rd.
Nei-Hu District, Taipei City. 11494.
Taiwan, Republic of China.
　　+886 2 27933017
　　+886 2 27928264
　　unika@unika.com.tw

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Summary of Contents for Unika Box Series

  • Page 1 ISO2X4 Box Series Made in Taiwan Index 01 Overview Unika Electronic Co., Ltd. 01 Features w w w . u n i k a . c o m . t w 03 Audio Connection 6F, No.168, Xin-Hu 2nd Rd. 05 Various System Connection Nei-Hu District, Taipei City.
  • Page 2 UNiKA ISO-2X4 User Guide OVERVIEW The ISO2X4 is a passive audio isolator/splitter designed to be inserted into the signal chain to block hum and buzz caused by ground loops. The ISO2X4 accepts unbalanced or balanced signals and is equally suitable for consumer electronics and professional line-level devices.
  • Page 3 UNiKA ISO-2X4 User Guide ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ Ch-1 input, transformer balanced XLR-¼" TRS. ① Ground lift switch, the pin-1 on input-1 XLR connector will be disconnected from ② the pin-1 of output-1 & output-2 XLR connectors.

  • Page 4: Audio Connection

    UNiKA ISO-2X4 User Guide AUDIO CONNECTION Notes for direct input and parallel connection of instruments: Before making connections, ensure that your sound system is turned off and all volume controls are turned down, this prevents the appearance of the transients voltage signal could damage to system sensitive components such as high frequency speakers, when any music instruments is plugged in or power turning on.

  • Page 5: User Guide

    UNiKA ISO-2X4 User Guide Female Male XLR-TRS Combo input 2-Signal Hot + 1-Ground 3-Signal Cold - Fig-2: XLR-¼"TRS Combo Fig-1: XLR Plugs Balanced connection: 　　　 socket for direct input 1-Ground 　　 2-Signal Hot (+) 　　 3-Signal Cold (-) 　　 For Unbalanced connection, pin-3 should be connected to Ground with pin-1.
  • Page 6 UNiKA ISO-2X4 User Guide VARIOUS SYSTEM CONNECTION DJ Mixer Stereo Balanced outputs Stereo PA system Stereo unbalanced inputs Stage Monitor system Fig-5: Stereo Unbalanced Input to 2x Stereo Balanced Isolated outputs FOH System Mixer Outside Broadcast Truck AW Digital Audio Work Station...

  • Page 7: Specifications

    UNiKA ISO-2X4 User Guide SPECIFICATIONS (Specifications are subject to change without notice.) Audio Circuit Design Passive, Transformer Isolated. Frequency Response 20Hz to 20KHz, +0.5 / -0.5dB Input level Mic level to +28dBm max. Input Impedance 600 Ω impedance matching Output impedance 600 Ω...

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