Studio Technologies 348 User Manual
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Studio Technologies 348 User Manual

Intercom station
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Model 348 Intercom Station
User Guide
Issue Preliminary 2, November 2019
This User Guide is applicable for serial numbers
M348-00151 and later with main firmware version 1.05 and later
and STcontroller application version 2.05.00 and later.
Copyright © 2019 by Studio Technologies, Inc., all rights reserved
www.studio-tech.com
50291-1119, Issue Preliminary 2

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Summary of Contents for Studio Technologies 348

  • Page 1 This User Guide is applicable for serial numbers M348-00151 and later with main firmware version 1.05 and later and STcontroller application version 2.05.00 and later. Copyright © 2019 by Studio Technologies, Inc., all rights reserved www.studio-tech.com 50291-1119, Issue Preliminary 2...
  • Page 2 This page intentionally left blank.

  • Page 3: Table Of Contents

    Revision History ............4 Introduction ............Pending Getting Started .............. 5 Configuration ..............8 Operation ..............15 Technical Notes ............25 Specifications ............... 28 Appendix A ..............30 Model 348 User Guide Issue Preliminary 2, November 2019 Studio Technologies, Inc. Page 3...

  • Page 4: Revision History

    INTERCOM STATION Revision History Issue Preliminary 2, November 2019: • Added the Getting Started and Operation sections. Issue Preliminary 1, September 2019: • Initial preliminary release. Issue Preliminary 2, November 2019 Model 348 User Guide Page 4 Studio Technologies, Inc.

  • Page 5: Introduction

    5-pin male XLR connector. of 12 volts DC to power the Model 348. If Alternately, a “computer” headset with a 3.5 this is the case then a power supply would mm 4-conductor TRRS plug can be used.
  • Page 6 An external source of 12 volts DC can be connected. The Model 348’s two headset connected to the Model 348 by way of the 4- connectors are electrically wired in parallel. pin male XLR connector which is located on As such, only one type of headset should be the back panel.
  • Page 7 It’s possible that some Beyerdynamic head- set interconnecting cable assemblies termi- nate the earpiece’s left and right connections opposite from what the Model 348 and other broadcast equipment require. These cables may terminate the left earpiece to pin 5 of the 5-pin male XLR connector and the right earpiece to pin 4.

  • Page 8: Configuration

    MODEL 348 INTERCOM STATION The Model 348 is able to provide this power The Model 348’s gooseneck bushing includes and requires only that the appropriate setting a hex head socket set screw with a thread in the STcontroller personal computer soft- pitch of 4-40.
  • Page 9 Review the current configuration immediately reflected in the unit’s operation; and make any changes that are desired. no Model 348 reboot is required. Each time a change is made the eight buttons on the Parameters Model 348’s front panel will flash orange in a distinctive pattern to indicate that a com- The configurable functions include:...
  • Page 10 When the gooseneck microphone is selected are connected to an external amplifier or set as the Model 348’s active microphone input of amplified speakers. Normally when a talk source the gain of the microphone pream- function is active on one or a combination plifier will operate from among five configu-...
  • Page 11 “mix” buses that are on/off status of Dante monitor output chan- named Monitor A or Monitor B. These buses nels will not be impacted by the Model 348’s contain audio content that is specified in the monitor output rotary encoder. To clarify, individual configuration choices for the eight...
  • Page 12 Model 348 is located. Choices are Off, Low, Medium, and High. The Model 348 is capable of generating an audible alerting signal when a call signal is detected on a channel that is assigned to...
  • Page 13 LED will be lit whenever the function detected on a channel that is assigned to the is active. Upon Model 348 power up the but- Monitor B audio bus. This signal consists of ton will be in its inactive state and its LEDs repeating sequences of three short bursts will not be lit.
  • Page 14 20 kHz sine wave call perform a function. Pressing it will cause the tone to be sent out any Model 348 channels button’s red LED to flash, indicating that it that are both configured for the Talk or the has been disabled.

  • Page 15: Operation

    LED indicators. The audible indication An extensive range of configurable parame- is provided by way of the Model 348’s inter- ters are available, making the way in which a nal loudspeaker and, if configured appropri- specific Model 348 operates be quite unique.
  • Page 16 The various LEDs will then being received. It will slowly flash green when become operational, displaying the status of this specific Model 348 is part of a Dante net- their associated functions. work and is serving as the clock master. It’s...
  • Page 17 Model 348 pushbutton tions are active. LED, and Ethernet status LED operation will LED Intensity resume. On the Model 348’s front panel there are LED Headset Microphone Power indicators associated with the eight channel Status LED pushbutton switches, the mic source status display, and the ten rotary encoders.
  • Page 18 A careful study of how their selected microphone. each of these choice’s function will highlight the variety of applications a Model 348 can support. While the product’s title includes the Issue Preliminary 2, November 2019 Model 348 User Guide Page 18 Studio Technologies, Inc.
  • Page 19 The IFB function creates a talent cueing signal utilized, nor will the associated Dante IFB that is sometimes referred to as Interrupt, Pro- program input channel. gram with Interrupt, or Program + Interrupt. Model 348 User Guide Issue Preliminary 2, November 2019 Studio Technologies, Inc. Page 19...
  • Page 20 Note that there is no means provided within When a button function has been configured the Model 348 to adjust the level of the IFB for 20 kHz Tone the operation is very simple. program input source. This should not be...
  • Page 21 (1 and 1/3 full rotations) are required to vides a physical identification of each en- move between the minimum and maximum coder’s location when a Model 348 is being levels. Each pushbutton switch will light or- used in an environment where the ambient ange in response to an encoder being within light is very low or nonexistent.

  • Page 22: Headset Operation

    (male) or a 4-pin 3.5 mm TRRS plug can This would indicate that distortion may be be connected with one of the headset con- present due to insufficient audio headroom. nectors on the Model 348’s back panel. The connectors are labeled Headset A and Sidetone Headset B.

  • Page 23: Monitor Output

    Headset.) The muting Model 348’s monitor section. Several con- of the headset’s headphone outputs can be figuration settings in STcontroller impact the temporarily overridden by simply pressing way in which the monitor output channels the headset encoder knob.
  • Page 24 STcontroller allows the making their signal level respond to the set- loudspeaker and post-fader monitor output ting of the Model 348’s monitor level encoder. channels to automatically mute when the mi- If configured for pre-fader the level of the...

  • Page 25: Technical Notes

    IP address and associated settings net switch connecting a personal computer using DHCP (Dynamic Host Configuration to the Model 348. Then by using the appro- Protocol). If a DHCP server is not detected priate ARP command the required “clues”...
  • Page 26 INTERCOM STATION To observe the firmware version numbers, the file name must be M348.bin. For the begin by connecting the Model 348 unit to a secondary firmware the file name must be network. Connect an external source of 12 M348sec.bin. And for the FPGA firmware volts DC if a PoE Ethernet connection has the file name must be BWY.bit.
  • Page 27 MODEL 348 INTERCOM STATION Broadway Firmware Update 5. After a few seconds the Model 348 will run a “boot loader” program that will As previously discussed in this guide, the automatically load and save the new Model 348 implements Dante connectivity firmware file(s) that are present on the...

  • Page 28: Specifications

    40 Hz, –1.8 dB at 50 Hz, –2.4 dB at 10 kHz, –3.8 dB Send Level: –20 dBFS at 20 kHz Audible Alert: 3-burst sequence, 524 Hz, sine wave, selectable level range Issue Preliminary 2, November 2019 Model 348 User Guide Page 28 Studio Technologies, Inc.
  • Page 29 158 degrees F) Humidity: 0 to 95%, non-condensing Altitude: not characterized Spare Connector Location: 1 Allows a Studio Technologies’ cable assembly or option module to be installed. Also compatible with Neutrik NC*D-L-1 connectors (*=3F, 3M, 5M, 6F, 6FS, etc.). Dimensions (Overall): 6.5 inches wide (16.5 cm)

  • Page 30: Appendix A

    MODEL 348 INTERCOM STATION Appendix A STcontroller default Model 348 configuration values: General Menu Page: Microphone Input – Headset Mic Power: Off Microphone Input – Headset Mic Gain: 38 dB Microphone Input – Gooseneck Mic Gain: 24 dB Headset – Sidetone Level: Medium Headset –...

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