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SMR 821 User Manual Restaurant You’ve seen them...you know, the trendy restaurants at major off-ramps of every interstate in the country. Good atmosphere, OK food, high prices, young staff and a sports-oriented bar. This is a great market for sound system work, since all of these places have multiple zones of audio, video distribution and paging. The SMR 821 is perfect for these applications and provides a very simple interface for the end user. Take a look.... Manager’s Page Bar Page Hostess
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Applications Hotel Meeting Rooms The SMR 821 is a very powerful product for use in meeting rooms. The use of the Bus Link feature provides the ability to combine, separate or control multiple units. In this example, we shall see how multiple SMR 821’s can be used effectively for meeting room applications. Main Music Source (BGM) Emergency Page Source In-Room Mics (Master) In Room Control Room A Music On/Off Power Amplifier Master Volume Room Combine A& B In Room Control Room B Music On/Off Pow
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SMR 821 User Manual Presentation Room What exactly is a “Presentation Room” anyway? Well, it could be many things. It could be a small board room in a corporate environment, or a large theatre-style classroom in a major university. Or, it could be a folding table in your shop, used to present new ideas to your installation crew. Basically, any place that ideas or information can be pre- sented to a group of people could be classified as a “Presentation Room”. In this example, we will assume
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Applications Bar Yeah, you know. A bar...or “club”. This example assumes a small bar with live music, but not a full blown stage with lights and huge flying loudspeaker arrays, etc. Basically, this is the type of bar where you go to get some food, have some adult beverages and kick back. The music is low-key, usually a small acoustic guitar-vocal group or a solo singer-songwriter. You need to be able to reinforce the live inputs, provide control for the background music, allow for simple pag
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SMR 821 User Manual Small House of Worship For small churches, synagogues or similar houses of worship, the SMR 821 is a perfect choice. A very simple interface, high quality audio performance and multiple outputs make it ideal. Similar products in this price range may be well suited for paging or background music, but generally do not have the audio quality required for speech presentation or live musical performance. Pastor Altar Choir Choir Vocal Piano Usher’s Control Panel Master Volume M
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Applications Plant Paging For large scale paging applications, the SMR 821 is a cost effective option to digital systems. By using multiple units and “busing” common inputs, you can create multiple zone systems. In this example, each area of this facility has it’s own local paging and music audio. A common “All Call” mic is fed to each zone’s Channel 1 input. Office Shop Floor Office Local Music All Call Supervisor Manager ZONE 1 - Assembly Plant NOTE: When busing audio inputs across long dis
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SMR 821 User Manual Courtroom In this example, we need more than 6 microphones for this courtroom project. Using the SMR 821’s Bus Link feature, we can easily create a 12x2 mixer. The Master mixer feeds the power amplifiers and the logging recorder. Using the Aux output for the logging recorder provides a separate volume control, and channel assignment. In some cases, you may not want every microphone to log to tape. Keeping the recorder feed separate provides this functionality. Witness Ju
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TM
SMR 821
Stereo Mic/Line
Program Audio Mixer
User Manual
Architectural Acoustics
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SMR 821 User Manual Thank You! 3 What's In The Box? 3 Description 3 Features 4 Front Panel Features 5 Rear Panel Features 6 Installation 7 Connections Channel Input 8 Stereo Input 9 Master Bus Link 10 Remote Volume and Channel Select 11 Configuration 12 Applications Restaurant 14 Hotel Meeting Room 15 Presentation Room 16 Bar 17 Small House of Worship 18 Plant Paging 19 Courtroom 20 Frequently Asked Questions (FAQ) 21 Tech Support 22 Warranty Registration 22 Options & Modifications Microphone In
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Welcome Thank you for purchasing the SMR 821 Mic/Line Program Mixer. This prod- Thank You! uct is designed to provide years of trouble-free operation, and high quality audio performance. We sincerely hope that you enjoy your new SMR 821, and will find other products in the Peavey Architectural Acoustics product line to supplement your new mixer. We are confident that you will find the SMR 821, as well as other Architectural Acoustics products to be of the highest quality available. This manua
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SMR 821 User Manual - Single rack space package Features - Eight total inputs (6 balanced Mic/Line, 2 un-balanced stereo) - LED Level/Clip status indicator on each channel - Mic inputs include selectable 48 volt phantom power - Two selectable stereo line inputs (mono or stereo switchable) - Three assignable electronically balanced outputs (Left, Right, Aux) - Master level controls for each output bus - Three 5 LED meter arrays - 4-band EQ (low, low mid, high mid, high) - Integral Ducking/Muting
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Panel Features Front Panel Features 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1. GAIN CONTROL This can also be referred to as a “trim” control. It varies the amount of mic preamp gain at the first gain stage. 2. STATUS LED This bi-color LED illuminates green when a signal at -20dBm is pres- ent, and red when the signal level is near clipping. 3. LEVEL The Level control adjusts the channel signal level sent to the mix buses. 4. CHANNEL 7 & 8 LEVEL The Level control adjusts the channels’ stereo signal lev
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SMR 821 User Manual Rear Panel Features 12 9 8 6 4 10 16 14 13 11 9 8 7 5 3 2 1 15 1. CHANNEL 1 MUTE THRESHOLD Adjusts the level of signal needed to trigger the muting circuitry in Channel 1. 2. PAD The Pad switch attenuates the input signal by 20 dB. 3. CHANNELS 1-6 INPUT Balanced microphone or line input on removable connector. 4. ASSIGNMENT SWITCHES Assigns the input channel to the Left, Right, or Aux mix buses and enables the 48 volt phantom power for channels 1-6. 5. LOW CUT Low Cut filter
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Installation The SMR 821 is designed to be installed in a standard EIA equipment rack. Installation Since the depth of the unit is only 8-3/4”, you can use practically any size rack. Using only a single EIA rack space, the SMR 821 includes integral rack mounting ears and does not require any additional hardware for rack mount- ing.......other than the rack screws! All connections for the SMR 821 are made on the rear panel. It is recom- mended that you provide an additional 4” of clearance betw
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SMR 821 User Manual Connecting the SMR 821 is not much different than any other analog audio Connections product. There are inputs and outputs, but there are also additional connec- tions that you need to be aware of . These include the external control ports and the Bus Link connectors. All cables for these connections should be shielded. Refer to the following illustrations for each type of connection. Audio Input The inputs to the SMR 821 are balanced. This means that there are three wires
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Connections Stereo Inputs Channels 7 and 8 provide two individual inputs for each channel. These are intended for stereo use, as each input (Left, Right) has a fixed assignment to the Left and Right output buses. Additionally, a sum of both inputs is fed simultaneously to the Aux output bus. Although you cannot change the distribution of these inputs, you can determine if they are stereo or mono. The Mode Switch, when enabled, will sum both connectors, feeding both to the Left and Right output
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SMR 821 User Manual Master Bus Output & Link Connections These connectors allow you to expand your SMR 821. The Bus Links connector has 5 pins for combining multiple SMR 821’s. Using a 4-conductor, shielded cable, you can easily connect between 2 or more units wiring pin-to-pin across multiple SMR 821 mixers. NOTE: Use only shielded cable! Refer to the illustrations below. Audio Bus Outputs, Typical For Each Bus Audio Positive In a linked system, the Master mixer’s outputs would be the primary
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Connections External Control Connections The SMR 821 provides a powerful external control option. This feature allows you to configure remote controls for the Master Left/Right volume and the Channel 7/8 select function. The Remote connector provides a simple way to make these connec- tions. NOTE: Use only shielded cable! Refer to the illustrations below. This example is used to control the Left/Right Master Volume Control from a remote location with a simple connection on the back of the uni
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SMR 821 User Manual Configuration Since the SMR 821 is an analog product, there is not a lot of configuration to worry about. No software, no data cables, no networks and no headaches. However, there are a few things to remember while you begin to use your new SMR 821 mixer. The SMR 821 is shipped from the factory ready to go. You should be able to follow the steps below, and get audio through the unit. The first step is to calibrate your gain settings for the inputs. Each microphone input has
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Configuration The next step is to configure the SMR 821’s many rear panel switches for your application. Although the unit is shipped from the factory with default switch values, you should make sure that these settings are correct for YOUR application. Let’s take a look at each one, and describe their functionality. First, there are the Channels 1-6 Bus Assign Switches. These switches provide the ability to assign each input to the Left, Right or Aux output buses. In addi- tion, you can tur
