Bogen NQ-PA120 Configuration Manual
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Bogen NQ-PA120 Configuration Manual

Public address mixer/amplifiers
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Public Address Mixer/Amplifiers
Configuration Manual
NQ-PA120, NQ-PA240, NQ-PA600
2019 Bogen Communications, Inc.
All rights reserved.
740-00122A
191028

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Summary of Contents for Bogen NQ-PA120

  • Page 1 Public Address Mixer/Amplifiers Configuration Manual NQ-PA120, NQ-PA240, NQ-PA600 2019 Bogen Communications, Inc. All rights reserved. 740-00122A 191028...

  • Page 3: Table Of Contents

    Contents List of Figures ......................iii List of Tables ......................v Configuring the Public Address Mixer/Amplifiers............ 1 Using the Dashboard................3 Updating Firmware ...................4 Setting Network Tab Parameters ............6 Setting Configuration Tab Parameters ..........8 Accessing Log Files................11 Setting DSP Parameters............... 13 Setting the Channel Level...........

  • Page 5: List Of Figures

    List of Figures Figure 1, Nyquist Appliance Login ......2 Figure 2, Appliance Dashboard ......2 Figure 3, Firmware Update Page .

  • Page 7: List Of Tables

    List of Tables Table 1, Appliance Dashboard Read-Only Fields ....3 Table 2, Appliance Dashboard Buttons ..... . . 3 Table 3, Network Settings .

  • Page 9: Configuring The Public Address Mixer/Amplifiers

    Digital Signal Processing (DSP) based integrated mixer and power amplifiers designed for paging and public address applications. Available in 120, 240 and 600-watt models (NQ-PA120, NQ-PA240, NQ-PA600), the Public Address Amplifiers enable microphone and line-level source inputs to be integrated into the Nyquist system.

  • Page 10: Figure 1, Nyquist Appliance Login

    Figure 1, Nyquist Appliance Login Step 2 At the Nyquist Appliance - Login page, enter username and password, and then select Login. The default username is admin; the default password is bogen. The dashboard for the selected appliance appears. Figure 2, Appliance Dashboard...

  • Page 11: Using The Dashboard

    Using the Dashboard The dashboard displays the following read-only fields: Table 1, Appliance Dashboard Read-Only Fields Device Type Identifies the physical device used by the station. Serial Number Identifies the serial number for the device. MAC Address Specifies the Media Access Control (MAC) address, which is a unique identifier assigned to network interfaces for commu- nications on the physical network segment.

  • Page 12: Updating Firmware

    Table 2, Appliance Dashboard Buttons Help Accesses the appliance’s online help. Manual Displays the Nyquist Matrix Mixer Pre-Amp Configuration Manual. Logout Logs out of the appliance’s dashboard. Updating Firmware When you select Firmware Update from the appliance’s web UI, the Firmware Update page appears.

  • Page 13: Figure 3, Firmware Update Page

    Figure 3, Firmware Update Page To use the Firmware Update page: Step 1 On the appliance web UI’s main page, select Firmware Update to ensure you have the latest firmware version. Step 2 Select Upload Firmware to upload firmware from the server to the appliance.

  • Page 14: Setting Network Tab Parameters

    Setting Network Tab Parameters Network settings can be configured dynamically by the Nyquist server or manually by using the appliance’s web UI. To manually configure network settings: Step 1 On the appliance web UI’s main page, select Network Settings. Step 2 Select your desired network settings.

  • Page 15: Table 3, Network Settings

    Network settings are described in the following table: Table 3, Network Settings Static IP Identifies the fixed IP address assigned to the appliance by a system administra- tor. Netmask Identifies the subnetwork subdivision of an IP network. Gateway Identifies the address, or route, for the default gateway.

  • Page 16: Setting Configuration Tab Parameters

    Table 3, Network Settings (Continued) DHCP Enabled Indicates if the device is enabled to use DHCP. Reboot Appliance Allows you to save the network options and reboot the appliance. Setting Configuration Tab Parameters The easiest way to configure Nyquist appliances is to obtain configu- ration settings from the Nyquist server by selecting Get Configura- tion From Server.

  • Page 17: Figure 5, Appliance Configuration Settings

    Figure 5, Appliance Configuration Settings The following table describes the Configuration tab settings: Table 4, Configuration Settings Web Username Provide a web username for this appli- ance. Web Password Provide a web password for logging into the appliance. Web Confirm Pass- Re-enter the password used to log into the appliance.
  • Page 18 Table 4, Configuration Settings (Continued) SIP Username Provide the username used for Session Initiation Protocol (SIP) device registra- tion. SIP Password Provide the password used for SIP device registration. SIP Confirm Pass- Re-enter the password used for SIP device registration. word Server Identifies the IP address of the Nyquist...

  • Page 19: Accessing Log Files

    Accessing Log Files A log file records either events or messages that occur when software runs and is used when troubleshooting the appliance. From the appliance’s web-based UI, log files can be viewed directly or exported via download to your PC, Mac, or Android device and then copied to removable media or attached to an email to technical support.

  • Page 20: Table 5, Logs

    Available logs are described in the following table: Table 5, Logs Description alternatives.log Contains information by the update-alternatives, which maintain symbolic links determining default com- mands. ampws.log Contains information about protection status and logs protection events with temperature information at the time of event.

  • Page 21: Setting Dsp Parameters

    Table 5, Logs (Continued) Description syslog Contains list of errors that occur when the server is run- ning and server start and stop records user.log Contains information about all user level logs. wtmp Contains historical record of users logins at which ter- minals, logouts, system events, and current status of the system, and system boot time.

  • Page 22: Table 6, Dsp Page

    analog circuits. With DSP, you can alter analog signals, such as audio or video signals, that have been converted to a digital format. The DSP page shows Mute and Level selections for four input chan- nels and allows you to do the following: •...

  • Page 23: Figure 8, Dsp Output Options

    Table 6, DSP Page (Continued) Parametric EQ Uses a center/primary frequency to all tailor- ing of the frequency content of an audio sig- nal. Router Routes audio to different devices. Settings Allows you to provide names and colors for the input and output channels. Status Provides real-time status of the selected channel.

  • Page 24: Setting The Channel Level

    Setting the Channel Level The Channel Level control is a vertical slider that is adjusted in 1 dB increments and that controls the input or output levels to and from the mixer. The Channel Levels can range from -60 dB to 12 dB. If you place the mouse over the slider, the numerical value of the level appears.

  • Page 25: Selecting Input Type, Mic Gain, And Phantom Power

    To adjust the channel volume level: Step 1 On the appliance Web UI’s main page, select DSP. Step 2 Use the slider for the channel’s Level row to adjust the level. Selecting Input Type, Mic Gain, and Phantom Power Just above the labels for the input channels is a slider that allows you to select either Line or Mic as the input.

  • Page 26: Figure 9, Compressor Settings

    Figure 9, Compressor Settings To adjust the compressor settings for a channel: Step 1 On the appliance Web UI’s main page, select DSP. Step 2 Select the Menu button for the channel. Step 3 From the drop-down menu, select Compressor. Step 4 Make desired adjustments using the controls described in "Compressor Settings”...

  • Page 27: Ducker

    Table 7, Compressor Settings Hold Sets how long the compressor is on after the signal has fallen below the threshold. The range is 1 to 500 ms. Decay Sets the rate of turn off of the compressor after the signal is below the threshold.he range is 0 to 2000 ms.

  • Page 28: Figure 10, Ducker Parameters

    Figure 10, Ducker Parameters To adjust the ducker settings for a channel: Step 1 On the appliance Web UI’s main page, select DSP. Step 2 Select the Menu button for the channel or select the Menu button for the Output. Step 3 From the drop-down menu, select Ducker.

  • Page 29: Adjusting The Graphic Equalizer

    Table 8, Ducker Parameters Threshold Sets the threshold level, or how loud the sig- nal has to be, before ducking is enabled. The range is -135 to +20 dB. Hold Sets how long the master continues to duck the signal after the signal is below the threshold.
  • Page 30 To adjust the graphic equalizer settings for a channel: Step 1 On the appliance Web UI’s main page, select DSP. Step 2 Select the Menu button for the channel. Step 3 From the drop-down menu, select Graphic EQ. The Graphic EQ provides 16 slider knobs that can be moved between +12 dB and -12 dB.

  • Page 31: Setting High/Low Pass Parameters

    Setting High/Low Pass Parameters You can set the band of frequencies that will pass through the high pass and low pass filters and select the type of filter that is used through the channel’s High/Low Pass drop-down menu option. Figure 12, High/Low Pass Parameters To adjust the high/low pass parameters for a channel: Step 1 On the appliance Web UI’s main page, select DSP.

  • Page 32: Table 9, High Pass/Low Pass Parameters

    Table 9, High Pass/Low Pass Parameters High Pass (Low Cut) This feature helps eliminate low frequency noise (signals of 100 Hz and below, such as background rumble from ventilation systems, etc.) and is used primarily with microphone level input. It is partic- ularly effective when hand held microphones are used.
  • Page 33 Table 9, High Pass/Low Pass Parameters (Continued) Low Pass (High Cut) This feature helps eliminate high frequency noise (signals of 8000 Hz and above) such as background hiss and sibilance (excessive "S" in vocals, etc.) and is used primarily with microphone level input. It is particularly effective when hand held microphones are used.

  • Page 34: Adjusting The Limiter

    6.10 Adjusting the Limiter A limiter is a compressor with a high slope that is used to prevent a signal exceeding a set decibel level. Limiters are used as safeguards against signal clipping. Limiter parameters are set per channel. Figure 13, Limiter Settings To adjust the limiter settings for a channel: Step 1 On the appliance Web UI’s main page, select DSP.

  • Page 35: Adjusting Noise Gate Settings

    Table 10, Limiter Settings (Continued) Decay Sets the rate for turn off of the limiter after the signal is below the threshold. Decay range is 5 to 2300 milliseconds. RMSTC Sets how fast the limiter reacts to the above threshold signal. RMSTC range is 50 to 10000.

  • Page 36: Table 11, Noise Gate Settings

    Step 3 From the drop-down menu, select Noise Gate. Note: If you want to return to the factory settings, select the Reset icon that appears in the right corner. Step 4 Adjust the following settings as needed: Table 11, Noise Gate Settings Threshold Sets the threshold level that the signal must be below for the noise gate to “close”...

  • Page 37: Adjusting Parametric Equalizer Settings

    6.12 Adjusting Parametric Equalizer Settings A parametric equalizer is a multi-band variable equalizer that allows control of frequency amplitude (boost/cut), center frequency, and frequency bandwidth, or Q. Figure 15, Parametric Equalizer Settings The parameter equalizer settings for your device allows you to adjust the Q and gain for seven separate frequencies, which then become plot points on the screen’s graph.

  • Page 38: Adjusting Router Settings

    can be from 0.1 to 20 and sets how wide to either side of the selected frequency the adjacent frequencies are affected. Q is the Quality or Quality Factor which refers to the bandwidth of one band of a parametric equalizer. Q is calculated by dividing the center frequency in Hz by the width of the boost or cut zone +3 dB or -3 dB above or below 0 dB.

  • Page 39: Figure 16, Router Settings

    Figure 16, Router Settings To adjust the router settings: Step 1 On the appliance Web UI’s main page, select DSP. Step 2 Select the Menu button for the channel or select the Menu button for the Output. Step 3 From the drop-down menu, select Router. Note: If you want to return to the factory settings, select the Reset icon that appears in the right corner.

  • Page 40: Settings

    Nyquist network to other stations or appliances. The Analog output is sent to the Line Output or Speaker Out balanced connector on the rear panel of the appliance. Signals from Channels 1 to 4 can be mixed to each out- put as desired.

  • Page 41: Signal Present

    To adjust the settings for a channel: Step 1 On the appliance Web UI’s main page, select DSP. Step 2 Select the Menu button for the channel. Step 3 From the drop-down menu, select Settings. Note: If you want to return to the factory settings, select the Reset icon that appears in the right corner.

  • Page 42: Table 12, Signal Present Parameters

    To adjust the Signal Present settings for a channel: Step 1 On the appliance Web UI’s main page, select DSP. Step 2 Select the Menu button for the channel. Step 3 From the drop-down menu, select Signal Present. Note: If you want to return to the factory settings, select the Reset icon that appears in the right corner.

  • Page 43: Status

    6.16 Status The Status selection for the power amplifier provides LEDs for ther- mal protection and clipping and a real-time reading of the appli- ance’s temperature. Figure 19, Status To view status for the power amplifier: Step 1 On the appliance Web UI’s main page, select DSP. Step 2 Select the Menu button for the channel.
  • Page 44 Table 13, Status (Continued) Output Limit Appears red if the output signal is being clipped or distorted. Otherwise, the LED is green. Temperature Provides the real-time temperature of the appliance in both Celsius and Fahrenheit.

This manual is also suitable for:

Nq-pa240Nq-pa600

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