StudioTech 233 manual Introduction, What This User Guide Covers, System Overview

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Introduction

What This User Guide Covers

This User Guide is designed to assist you when installing, configuring, and using the Model 233 Announcer’s Console. Ad- ditional background technical information is also provided. A product block diagram is included at the end of this guide.

System Overview

The Model 233 Announcer’s Console is designed to serve as the audio control “hub” for announcers, commentators, and production personnel. The tabletop unit is suited for numerous applications includ- ing on-air television and radio broadcast- ing. The Model 233 will also perform an outstanding role in stadium announce applications. The Model 233 is compatible with essentially all broadcast and produc- tion audio system environments. Standard connectors are used to interface micro- phone, headphone, on-air, talkback, line input, and intercom signals.

Whether it’s the mic preamplifier, audio switching, talkback signals, intercom inter- facing, or headphone cue feed, superior audio quality is maintained throughout. A microprocessor provides the Model 233’s logic power, allowing precise control of the unit’s operation. With extensive flexibil- ity built in, creating the desired operating configuration is a simple matter. While the operating features of the unit can be care- fully tailored, the user is presented with an easy-to-use set of controls and indicators. A wide range of resources, great perfor- mance, and simplicity during use—these are the hallmarks of the Model 233.

The Model 233 is a truly “next-generation and then some” product. Exhaustive re- search into the needs and desires of field production personnel was integral to its creation. Providing a veritable “tool kit”

of features, the unit supports a wide variety of applications that include on-air television and radio broadcasting, stadium announce- ment, and simultaneous interpretation. In addition, with the unit’s broad range

Figure 1. Model 233 front panel

Model 233 User Guide

Issue 1, September 2007

Studio Technologies, Inc.

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Contents User Guide This page intentionally left blank Table of Contents Issue 1, September Model 233 User Guide System Overview IntroductionWhat This User Guide Covers Microphone Input System FeaturesMain Output Talkback FunctionsFlexibility User Controls and Status IndicatorsDynamic Range Control Sidetone Cue SourcesHeadphone Output Intercom Interface Power SourcesAudio Quality and Protection Auxiliary RelayConnectors ConfigurationAdditional Connector Locations Multi-Pin Headset ConnectorsSystem Components Installation and SetupOptions Headphone Output Line-Level Talkback Outputs Line Inputs External Power Input Pushbutton Labeling ConfigurationMicrophone Preamplifier Gain Microphone Preamplifier Gain and Phantom PowerHeadphone Source Selection Phantom Power On/OffLeft and right channel headphone source selection settings Headphone output mode settings Headphone Output ModeOperating Modes Main Output Button ModeTalkback 1 Button Function Talkback 1 Button ModeTalkback 2 Button Mode Main Output Source Sidetone ModeTalkback 2 Button Function Headphone Output Operating Modes Dual-Channel or Stereo ModeReverse Left/Right Mode Main Button Mode Minimum Level ModeSystem Mode Relay ModeTalkback 2 to Intercom Function Mode Talkback 1 to Intercom Function ModeOperation ConclusionMain Output Button Modes Pushbutton Switches and Status LEDsMain Output Button and LED Indicators Talkback 2 Button and LED Indicator Talkback 1 Button and LED IndicatorTalkback 1 Button Modes Talkback Output 2 Button ModesLevel/Balance Mode Level/Level ModeSidetone Operation Monaural Headphone Output Level Control OperationAdvanced Operation Adjusting the Line Input Trim PotsGrounding and Shielding Intercom Interface Sidetone AdjustmentTechnical Notes Intercom Audio Levels Intercom Channel CrosstalkConnecting an IFB Circuit External Power Sources Phantom PowerSymptoms of Insufficient Power Travel Case Additional ConnectorsLED Colors Issue 1, September Model 233 User Guide Pushbutton Backlighting P18 Remote Control/Tally ConnectionsP19 Compressor CircuitGeneral Audio SpecificationsAppendix a
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