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Related Manuals for miniDSP SHD
Summary of Contents for miniDSP SHD
- Page 1 SHD Series TEREO HIGH DEFINITION NETWORK STREAMER AND HIGH DEFINITION AUDIO PROCESSOR ® R WITH IRAC ORRECTION ECHNOLOGY User Manual SHD Power SHD Studio miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice...
- Page 2 UPPORTED If you are unable to run the above versions of the Windows or macOS operating system, you will need to use the original version of Dirac Live (“Dirac Live 1”) with your SHD Series processor. Please refer to the SHD Series User Manual Legacy Support version.
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Page 3: Table Of Contents
Download the miniDSP software ....................17 3.2.3 Install the miniDSP software ....................... 18 Playing Audio .............................. 19 Digital sources ............................ 19 Analog sources (SHD only) ........................19 Network audio ........................... 20 4.3.1 Ethernet connection ........................20 4.3.2 Wi-Fi connection ......................... 21 4.3.3... - Page 4 Configuring back-end processing ......................43 6.5.1 Signal flow ..........................43 6.5.2 Configuration procedure ......................44 A note on using external DACs with the SHD Series processors ............44 Configuration for subwoofer integration .................... 45 6.7.1 Connect the subwoofer ......................45 6.7.2 Configure the plugin ........................
- Page 5 Volumio software update ........................71 Firmware upgrade ..........................72 9.4.1 Windows ............................ 72 9.4.2 macOS ............................74 Finding the SHD’s IP address ....................... 76 Solving connectivity issues........................78 9.6.1 No Internet connection ....................... 78 9.6.2 SHD Series processor not detected ..................... 78 Trouble-shooting audio issues ......................
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Page 6: Important Information
Doing so will help ensure that the software is correctly configured. Finally, note that the miniDSP audio processor is a very flexible device, and many of the questions we receive at the tech support department are already answered in this user manual and in the online application notes the miniDSP.com website. - Page 7 Notice: Changes or modification not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment. CE Mark Statement The miniDSP SHD Series processor has passed the test performed according to European Standard EN 55022 Class B. A note on this manual This User Manual is designed for reading in both print and on the computer.
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Page 8: Product Overview
The compact integrated SHD Power matches lifestyle systems, but with 120W of power on tap and two subwoofer outputs. Finally, the SHD Studio is an all-digital I/O model that is perfect for use in modern all- digital systems, studios, and professional applications. -
Page 9: Dirac Live
Dirac Live calibration is described in the separate miniDSP Dirac Live User Manual. A UMIK-1 is included in the standard purchase price of each SHD Series processor. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 10: Typical Usage
DAC and room correction are all bundled into a single economical unit. Each also has its own unique strengths: analog I/O (SHD), compact size (SHD Studio), and inbuilt power amplification (SHD Power). Figure 1 and Figure 2 illustrate how an SHD Series processor can simplify your audio system. -
Page 11: Hardware Overview
Replace the fuse with a 250V rated 4A fuse and push the fuse holder firmly back in. Power switch. Turns power to the SHD on and off. Host port for USB music stick or Wi-Fi adapter. -
Page 12: Shd Power
Replace the fuse with a 250V rated 8A fuse and push the fuse holder firmly back in. 9. Power switch. Turns main power to the SHD Power on and off. 10. Speaker outputs. Connect directly to speakers using conventional speaker cables with spade or banana terminations. -
Page 13: Shd Studio
The data format is 24-bit 96 kHz. Connected equipment must therefore be able to accept a 24-bit 96 kHz input signal. 8. Headphone output. The signal on this output jack follows output channels 1 and 2. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 14: Front Panel
Dirac Live status: • To put the SHD Series processor into standby, press and hold the encoder knob. When the display changes to show “Standby?,” release the knob. To take it out of standby, press and hold the encoder knob briefly. -
Page 15: Software Installation
OFTWARE NSTALLATION The SHD Series processors are configured with software running on a PC or Mac. There are two sets of software to download and install, from live.dirac.com and from miniDSP.com. 3.1 W INDOWS This section describes software download and installation for Windows 10. -
Page 16: Install The Minidsp Software
Install the plugin Navigate to the Plugins folder of the software download and then to the Windows folder. Double-click on the plugin installer to run it. It will be named SHD.exe. We recommend that you accept the default installation settings. -
Page 17: Macos 10.14 Mojave And 10.15 Catalina
If you purchased your processor directly from miniDSP, your software will be available from the User Downloads section of the miniDSP website when your order ships. To access the download, you will need to be logged into the website with the account you created when purchasing. -
Page 18: Install The Minidsp Software
To run the plugin, locate it in the Applications -> miniDSP folder and double-click on it. To make it easier to run in future, right-click on its dock icon and select Options -> Keep in Dock. -
Page 19: Playing Audio
4.1 D IGITAL SOURCES All SHD Series processors have three digital inputs in addition to USB and network audio: AES-EBU (XLR), SPDIF (RCA), and TOSLINK optical. To play from any of these sources, use the front panel knob or remote control to select AES-EBU, SPDIF, or TOSLINK. -
Page 20: Network Audio
The miniDSP SHD Series processors incorporate a custom version of the popular network audio endpoint Volumio, running on its own ARM CPU inside the SHD Series processor chassis. Volumio has a wealth of functions for controlling and delivering network audio at sample rates up to 192 kHz. -
Page 21: Wi-Fi Connection
4.3.2 Wi-Fi connection Insert the provided Wi-Fi adapter (aka “dongle”) into the USB Host port on the back of the SHD Series processor. Use your computer's network manager to search for a wireless hotspot named miniDSP SHD. This is started automatically by Volumio when it can't connect to a network. - Page 22 If you have a hidden network, use the Manual WiFi Connection option. After clicking on Connect, the SHD will close the hotspot. This means that the SHD is now joined to your wireless network. Reconnect your computer to your wireless network, then follow the procedure on the next page to open the Volumio web interface.
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Page 23: The Volumio Web Interface
When you connect to the interface for the first time, you will enter a simple setup wizard. Just proceed through the steps: Use the front panel encoder or the remote control to select the LAN input source: miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 24: Playing Audio From Usb Stick
You can either browse the stick directly by going to “Music Library,” or view by artists or albums. Click on an album artwork and then press the Play button (triangular icon). miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 25: Tidal And Qobuz
“Where is Qobuz available?” Both of these streaming services are supported by the SHD Series processors. You do not need a special Volumio subscription to access them. You will, however, need to have an account with your choice of streaming service. -
Page 26: Spotify
Click on Browse at the lower left. You should see the Spotify icon: Click on the Spotify icon and use it to browse or search the Spotify library. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 27: Accessing Multiple Processors
It’s easy to have more than one SHD Series processor on the same network and control them independently. On the first SHD Series processor, drop down the menu from the gear icon at the top right and select “System.” Set Player Name then click Save: Drop down the gear icon and select Shutdown, then click Restart. -
Page 28: Usb Audio
USB. The same USB connector is used for streaming USB audio, configuration and Dirac Live calibration. Use the supplied cable to connect the USB 2.0 (Type B) port of the SHD Series processor to a free USB port on your computer. - Page 29 They may also control sample rate automatically. The SHD Series processor sends its four output channels to the computer over USB. Click on the Input button in Audio MIDI Setup to see them. These can be used to monitor or record the output channels of the processor.
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Page 30: Windows
To set the SHD Series processor as the default audio output device, open the Windows Control Panel and navigate to the Audio Devices section. On the Playback tab, select the device named “SHD Series” and click on the “Set Default” button. - Page 31 The SHD Series processor sends its four output channels to the computer over USB. These can be used to monitor or record the output channels: 4.4.2.2 ASIO If your audio application supports ASIO audio drivers, we recommend selecting the miniDSP ASIO Driver in its settings.
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Page 32: Remote Control
EMOTE CONTROL The SHD Series processor has several options for remote control of key runtime functions. 5.1 U SING THE MINI REMOTE The remote control provided with the processor controls all key runtime functions. Standby Put the processor into standby. -
Page 33: Programming A Logitech Harmony Remote
OGITECH ARMONY REMOTE The SHD Series processor can be used with a Logitech® Harmony® remote . The same functions as the stock remote are programmed into the Harmony database. In addition, you can set up buttons for direct input source selection (instead of cycling through input sources). -
Page 34: Alexa Voice Control
5.5 L EARNING THIRD PARTY REMOTE CODES While each SHD Series processor is supplied with a basic miniDSP remote, it can also “learn” the control codes of a third-party remote if it supports one of the following remote control codes: •... -
Page 35: Legacy Minidsp Remote
5.6 L EGACY MINI REMOTE This page describes the miniDSP remote that shipped with SHD Series processors prior to June 2020. Source Cycle through the input sources in order: RCA (unbalanced analog), XLR (balanced analog), USB, LAN (Ethernet), TOSLINK, SPDIF, AES-EBU... -
Page 36: The Shd Plugin
SHD P LUGIN The SHD plugin user interface application is one of two software programs that are used to configure the SHD Series processor. It is used to configure miniDSP’s powerful back-end processing and for maintenance functions on the processor. -
Page 37: Connecting To The Processor
“offline.” When the plugin is online, any changes made in the SHD plugin are immediately transferred to the processor and will be heard in the audio signal. This is also referred to as “synchronized.”... -
Page 38: Key Features
The Start Dirac Live Software button starts the separate DiracLive application. When this button is pressed, the SHD plugin will disconnect from the SHD Series processor and then start up DiracLive. The IP Address and Auto fields are for networked control of the plugin using the miniDSP WI-DG Wifi/Ethernet to USB bridge. -
Page 39: Configuration/Preset Selection
6.3.2 Configuration/preset selection The data that controls the back-end audio processing of the SHD Series processor is called a configuration. This includes crossovers, parametric EQ and routing. It does not include master volume or mute status. Four configurations are stored onboard as presets. The currently selected configuration preset is indicated by a... -
Page 40: Routing Matrix
A comprehensive set of signal processing functions is accessed with the buttons PEQ (parametric EQ), Xover (crossover) and Comp (compressor/limiter). Each channel also has individual time delay, invert, and mute. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 41: Setting User Preferences
To dim the display, select Dim and set the time delay and brightness. To prevent the display from dimming, set the brightness to 15. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 42: Selectable Input Sources
Select the input sources that you want to cycle through with the remote control and the front panel encoder. The choice of inputs depends on the specific processor model. For example, here is the screen for the SHD: With the setting shown above, only SPDIF, RCA, USB and LAN will be cycled through when using the front panel encoder knob or remote control. -
Page 43: Configuring Back-End Processing
Manual. 6.5.1 Signal flow To understand how the SHD Series processor combines Dirac Live with miniDSP’s audio processing, refer to the signal flow diagram in Figure 3: • One of the stereo input sources is selected by the user and passed to two channels of Dirac Live processing for digital room correction. -
Page 44: Configuration Procedure
ERIES PROCESSORS If you are using an external DAC with the SHD processor, be aware that a DAC will introduce a time delay in the signal. With most DACs, this is low and inconsequential for subwoofer integration. However, there are some models that have long latencies (greater than a couple of milliseconds) –... -
Page 45: Configuration For Subwoofer Integration
6.7.1 Connect the subwoofer Connect the subwoofer to output channel 3. If you have the SHD Studio, you will need a second external DAC. 6.7.2 Configure the plugin Configure the Outputs tab first: 1. - Page 46 Alternatively, if you are familiar with Room EQ Wizard or similar acoustic measurement software, you can run a sweep through the left and right channels to check and fine tune your integration. Refer to this application note: • Subwoofer Integration with the miniDSP SHD miniDSP Ltd, Hong Kong / www.minidsp.com...
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Page 47: Check Subwoofer Integration (Optional)
If you decide to make a change in the plugin parameters: 4. Quit the DiracLive application. 5. Click Connect in the SHD Plugin. 6. Make the change in the plugin. 7. Click on the Start Dirac Live Software button and start the calibration procedure again. - Page 48 This is best done with the aid of Room EQ Wizard or a similar program. For more information, see this application note on our website: • Subwoofer Integration with the miniDSP SHD miniDSP Ltd, Hong Kong / www.minidsp.com...
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Page 49: Other Configurations
6.8 O THER CONFIGURATIONS This section provides a quick overview of other SHD configurations. In general, it is recommended that you take acoustic measurements to set up and fine-tune your configuration. After you have set up the configuration, save it to a file. Then click on the Start Dirac Live Software button and run a Dirac Live calibration. -
Page 50: Stereo Supporting Woofers
Set a low pass crossover filter on channels 3 and 4 (“Left W” and “Right W”). For example: On the Routing tab, set the matrix like this: miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 51: Two-Way Active Speaker
6.8.3 Two-way active speaker An SHD Series processor can implement a two-way active speaker as well as provide room correction in the one box. This diagram illustrates a typical set of connections: On the Outputs tab, rename the output channels to “Left W”, “Right W”, “Left Tw”, and “Right Tw”. -
Page 52: Dirac Live Calibration
IRAC ALIBRATION Dirac Live calibration with the miniDSP DDRC-24 is described in the separate miniDSP Dirac Live User Manual. It can be downloaded from the SHD Series product page on our website. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 53: Plugin Reference
Adjust the gain with the slider or by typing in the value directly, then click close. SHD Studio only. For headphone use, create a preset that routes Dirac 1 to Output1 and Dirac 2 to Output2. This preset should not have Dirac Live room correction filters loaded. -
Page 54: Output Channels
Current Gain text box. The maximum gain setting is 12 dB, and the minimum gain setting is −72 dB. (0 dB, the default, is unity gain or no change in level.) miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 55: Parametric Eq
To link a channel, select the other channel from the drop-down menu at the top left of the PEQ display, and click the Link checkbox. miniDSP Ltd, Hong Kong / www.minidsp.com... - Page 56 The Bypass button enables or disables a filter. The filter is bypassed if the button is "lit". (Note that all other filters are still operational unless individually bypassed.) A filter will also have no effect if its gain is set to 0.0. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice...
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Page 57: Crossover
The current channel is displayed in orange, with the others displayed in grey. Hovering the mouse over the curve brings up an overlay showing the frequency and the attenuation at that frequency. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... - Page 58 To link a channel, select the other channel from the drop-down menu at the top left of the Xover display, and click the Link checkbox. miniDSP Ltd, Hong Kong / www.minidsp.com...
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Page 59: Compressor
Each channel can be inverted in polarity and individually muted. When either of these options is selected, the visual indicator on the button is "lit": miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 60: Time Delay
A biquad is the basic unit of processing that is used to create digital filters. It can be described either with an equation or with a signal flow diagram, as shown here: miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 61: Using Custom Biquad Programming
96 kHz sample rate. The number of filters is limited to a maximum of ten. This example illustrates the correct file format: biquad1, b0=0.998191200483864, b1=-1.9950521500467384, b2=0.996920046761057, a1=1.9950521500467384, a2=-0.9951112472449212, biquad2, biquad3, biquad4, biquad10, b0=1.0010192374642126, b1=-1.9950555192569264, b2=0.9940580112181501, a1=1.995060938714333, a2=-0.9950718292249559 miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 62: Biquad Design Software
These coefficients can be saved to a file from REW and then loaded into a PEQ block. Room EQ Wizard can be downloaded here: • http://www.roomeqwizard.com/#downloads For guidance on using this feature, refer to the app note Auto EQ with REW. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 63: Working With Configurations
(as long as the Synchronize Config button is pressed). The configuration contained in the miniDSP hardware unit cannot be uploaded back to the computer. Therefore, you must save your configuration to a file if you wish to be able to recover from any changes you make while offline. -
Page 64: Saving And Loading Configurations
Each configuration preset in the SHD plugin corresponds to the same-numbered filter set configured in Dirac Live. For example, if the remote control or front panel is used to select preset 3, then both SHD configuration 3 and Dirac Live filter set 3 are loaded for audio processing. -
Page 65: Restoring To Defaults
8.6 K EYBOARD SHORTCUTS The SHD plugin supports the use of the keyboard for many operations. The Tab key moves the focus from the current user interface element to the next. A blue-grey surrounding box usually indicates the user interface element with the focus. Shift-Tab moves the focus in the opposite direction. -
Page 66: Additional Information
DDITIONAL NFORMATION 9.1 S PECIFICATIONS 9.1.1 All SHD Series processors Computer connectivity Driverless USB 2.0 control interface for Windows and macOS USB audio input XMOS asynchronous USB audio, 44.1 to 192 kHz stereo PCM, USB Audio Class 2 compliant. ASIO driver for Windows, driverless for macOS. -
Page 67: Shd
9.1.2 SHD Specifications as per “All SHD Series processors” on page 66, plus: Analog audio inputs, Unbalanced stereo (2 channels) analog audio on RCA connectors unbalanced - Max input: 2V RMS - Input impedance: 47 kΩ - THD+N @ 2Vrms: 0.0005% (RCA to USB) - Dynamic range: 114 dB - Frequency response linearity / 20 Hz to 20 kHz, –1 dBFS: +/-0.5 dB... -
Page 68: Shd Power
9.1.3 SHD Power Specifications as per “All SHD Series processors” on page 66, plus: Analog power amplifier Max output power 2 X 120W RMS (R =8 Ω and R =4 Ω) THD+N < 0.005% (f=100Hz, 1W to 100 W, R =8 Ω... -
Page 69: Shd Studio
9.1.4 SHD Studio Specifications as per “All SHD Series processors” on page 66, plus: Digital audio outputs Four channels of digital audio (two stereo pairs, OUT 1&2 and OUT 3&4), available on two sets of outputs: • AES-EBU on Neutrik 3-pin male XLR / Isolated with digital audio transformer •... -
Page 70: Plugin And Dsp Upgrade
To upgrade, log into the miniDSP website and drop down the menu at the top right. Click on User Downloads. Click on the SHD series heading. First check the written instructions on the download webpage and note if there is more to do than just upgrade the plugin –... -
Page 71: Volumio Software Update
When the update completes, Volumio will automatically restart. After the webpage returns, it is important to refresh the webpage in your browser. This ensures that any updates to the user interface itself are updated in your browser. miniDSP Ltd, Hong Kong / www.minidsp.com / Features and specifications subject to change without prior notice... -
Page 72: Firmware Upgrade
DO NOT DISCONNECT THE USB CABLE OR POWER FROM THE PROCESSOR WHILE FIRMWARE UPGRADE IS IN PROGRESS. DOING SO MAY “BRICK” YOUR PROCESSOR. 9.4.1 Windows Connect the SHD Series processor to your computer via USB (if not already connected) and power it on. Navigate to the XMOS_Firmware\Firmware_Upgrade_Tools\Windows\miniDSPUAC2Dfu folder of the software download. - Page 73 Once the firmware upgrade completes, you will see a message that the upgrade completed successfully: Click on Exit. That’s it! You’re done. You can now use your SHD Series processor with the new functionality. miniDSP Ltd, Hong Kong / www.minidsp.com...
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Page 74: Macos
9.4.2 macOS Connect the SHD Series processor to your computer via USB (if not already connected) and power it on. Navigate to the XMOS_Firmware/Firmware_Upgrade_Tools/Mac folder of the software download. Double-click on the .zip file to extract the firmware update software, then double-click on miniDSP USB DFU.app to run it. - Page 75 Once the firmware upgrade completes, you will see a message that the upgrade completed successfully: Click on Exit. That’s it! You’re done. You can now use your SHD Series processor with the new functionality. miniDSP Ltd, Hong Kong / www.minidsp.com...
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Page 76: Finding The Shd's Ip Address
INDING THE ADDRESS If the URLs given on page 21 don’t connect to the SHD web interface, you can connect using its IP address. Locating the SHD with a network scanner You can find the IP address of the SHD with a network scanner. A popular scanner is the... - Page 77 In Windows 10, click on the search button and type “devices”. Click on “View network computers and devices”: The SHD will be visible in the Media Devices section: Click on it to observe the Properties window. Locate the IP address near the bottom of the window: In the web browser address bar, enter the IP address instead of the name.
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Page 78: Solving Connectivity Issues
Various components of the software require an Internet connection. In particular: • The Adobe Air platform that powers the SHD plugin will require a connection if it needs an update. This may result in the plugin running but the UI not being displayed. -
Page 79: Trouble-Shooting Audio Issues
No sound during playback If you get no sound while playing music, first quit DiracLive if it is open, and start the SHD plugin. If there is no signal on the input meters Check which input source you have selected. -
Page 80: Obtaining Support
PEN SOURCE LICENSES The Volumio portion of the SHD Series processors runs on a separate ARM CPU and is subject to various open- source licenses. To view the complete list of open source licenses and credits, connect to the web interface using your web browser and select System from the menu, then “Credits and Open Source Licenses.”...
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