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Studio Technologies 380 User Manual

On-air beltpack
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Model 380 On-Air Beltpack
User Guide
Issue 2, February 2017
This User Guide is applicable for serial numbers
M380-01001 and later with application firmware 2.1 and later
and Dante firmware 2.0 (Ultimo 3.10.1.12) and later
Copyright © 2017 by Studio Technologies, Inc., all rights reserved
www.studio-tech.com
50625-0217 Issue 2

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Summary of Contents for Studio Technologies 380

  • Page 1 Issue 2, February 2017 This User Guide is applicable for serial numbers M380-01001 and later with application firmware 2.1 and later and Dante firmware 2.0 (Ultimo 3.10.1.12) and later Copyright © 2017 by Studio Technologies, Inc., all rights reserved www.studio-tech.com 50625-0217 Issue 2...
  • Page 2 This page intentionally left blank.

  • Page 3: Table Of Contents

    Revision History ............4 Introduction ..............5 Getting Started .............. 9 Operation ..............15 Technical Notes ............. 18 Specifications ..............22 Appendix A: Model 380 Block Diagram ....... 23 Model 380 User Guide Issue 2, February 2017 Studio Technologies, Inc. Page 3...

  • Page 4: Revision History

    Revision History Issue 2, February 2017: 1. Documents change to 6-position DIP switch. Allows expanded headphone output modes. Issue 1, September 2016: 1. Initial release. Issue 2, February 2017 Model 380 User Guide Page 4 Studio Technologies, Inc.

  • Page 5: Introduction

    Figure 1. Model 380 On-Air Beltpack top and bottom views Model 380 User Guide Issue 2, February 2017 Studio Technologies, Inc.
  • Page 6 Setup and Operation main output channel and activated on the Dante talkback output channel. The Set up and operation of the Model 380 is audio switching is performed in the digital simple. An etherCON® RJ45 jack is used domain and is virtually “click-free.”...
  • Page 7 24 with Several configuration choices are available, a sampling rate of 44.1 or 48 kHz. Two allowing the Model 380 to meet the needs bi-color LEDs provide an indication of of specific applications and user preferenc- the Dante connection status.
  • Page 8 Ethernet Data and PoE potentiometer to control the overall level of both headphone output channels and The Model 380 connects to an Ethernet a second potentiometer to control the left/ data network using a standard 100 Mb/s right level balance.

  • Page 9: Getting Started

    Ethernet Connection without PoE will be made using the four connectors As previously discussed in this guide, located on the bottom of the Model 380’s the Model 380 was designed such that enclosure. An Ethernet data connection the Ethernet connection will provide both...
  • Page 10 Model 380’s the sleeve lead. This can lead to stress on microphone output connector. It’s expected...
  • Page 11 I/O interfaces, e.g., Calrec® of Dante Controller are available to sup- Hydra2®. port Windows® and OS X® operating systems. The Model 380 uses the Ultimo No preamplifier or other active circuitry 2-input/2-output integrated circuit to imple- impacts the path from the Model 380’s ment the Dante architecture.
  • Page 12 Changes made to a DIP switch will not be selected. The Model 380 can will immediately be reflected in the unit’s serve as the clock master for a Dante operation.
  • Page 13 The compressor active LED, visible on the control will be used to adjust the left/right bottom of the Model 380’s enclosure adja- level balance. cent to the mic input connector, can act as When set for the level/balance mode a guide when setting the preamp gain.
  • Page 14 LED will turn orange, the Dante main output chan- nel and microphone output will mute, and the Dante talkback output channel will Issue 2, February 2017 Model 380 User Guide Page 14 Studio Technologies, Inc.

  • Page 15: Operation

    Dante input audio Initial Operation channels. But if a “mix-minus” is being supplied to the Model 380 then having The Model 380 will start to function as sidetone enabled will be important as a soon as a Power-over-Ethernet (PoE) user confidence monitor.
  • Page 16 Four modes are available and data with another Dante device. The SYNC allow unique output performance. In the LED will light red when the Model 380 is level/level mode the left phones pot will not synchronized with a Dante network. It...
  • Page 17 The position of the tive. And whenever the Dante main output pots is recognized by the Model 380’s channel is muted the microphone output, processor which then adjusts the signal provided on the 3-pin XLR connector, will level within the digital domain.

  • Page 18: Technical Notes

    Technical Notes Sidetone audio quality should be excellent and will provide the Model 380 user with a confidence signal that they are active or IP Address Assignment “on-air.” A configuration choice allows the sidetone function to be enabled or dis- By default the Model 380’s Ethernet inter-...
  • Page 19 Ethernet cable. Upon application to a default IP setting. of PoE power the Model 380 will not go In the unfortunate event that a device’s through its normal power-up sequence but IP address is “lost,”...
  • Page 20 5. After a few seconds the Model 380 will the Model 380, the name of the zip file itself run a “boot loader” program that will will include the file’s version number. For automatically load the new application example, a file named m380v1r3MCU.zip...
  • Page 21 Ultimo Firmware Update 6. At this time the Model 380 is function- ing with the newly-loaded application As previously discussed in this guide, firmware and the USB flash drive can the Model 380 implements Dante be removed. But to be conservative, connectivity using the 2-input/2-output remove PoE power first and then...

  • Page 22: Specifications

    Network Interface: Ethernet: Neutrik etherCON RJ45 Type: twisted-pair Ethernet, Power-over-Ethernet USB: type A receptacle (located inside Model (PoE) supported 380’s enclosure and used only for firmware Data Rate: 100 Mb/s (10 Mb/s Ethernet not updates) supported) Dimensions (Overall): Microphone Input: 3.8 inches wide (9.6 cm)

  • Page 23: Appendix A: Model 380 Block Diagram

    Appendix A: Model 380 Block Diagram The following block diagram shows a simplified version of the Model 380’s microphone input and microphone output circuitry. Model 380 User Guide Issue 2, February 2017 Studio Technologies, Inc. Page 23...