Related Manuals for Master audio DSP306USB
Summary of Contents for Master audio DSP306USB
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Page 1: User Manual
DSP Series DSP306USB DSP408USB Firmware v9.xx Software DSPLink v9.xx Pol. Ind. Norte - Perpinyà, 25 08226 TERRASSA (Barcelona-SPAIN) Copyright © 2010 info@master-audio.com All rights reserved www.master-audio.com Nov 10 User Manual... - Page 2 Master Audio ENGLISH CAUT ION WARNING: To reduce the risk of fire or electric shock do not expose this equipment to rain or moisture RISK OF ELECTRIC SHOCK DON’T OPEN Safety Instructions 1. READ THESE INSTRUCTIONS All the safety and operating instructions should be read before the product is operated.
- Page 3 Master Audio 10. PROTECT THE POWER CORD FROM BEING WALKED ON OR PINCHED PARTICULARLY AT PLUGS, CONVENIENCE RECEPTACLES, AND THE POINT WHERE THEY EXIT FROM THE APPARATUS. ONLY ATTACHMENTS/ ACCESSORIES SPECIFIED MANUFACTURER. 12. UNPLUG THIS APPARATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG PERIODS OF TIME.
- Page 4 Master Audio 1.INTRODUCTION The DSP306/408 USB is a complete digital loudspeaker management system designed for the touring or fixed sound installation markets. The absolute latest in available technology is utilized with 40-bit floating point processors and high performance 24-bit Analogue Converters. The high-bit DSP prevents noise and distortion induced by truncation errors of the commonly used 24-bit fixed-point devices.
- Page 5 Master Audio 2.FEATURES 3 Inputs and 6 Outputs with flexible routing (DSP306USB) 4 Inputs and 8 Outputs with flexible routing (DSP408USB) 40-bit floating point DSP High Performance 24-bit A/D Converters 1 Hz Frequency Resolution 8 Parametric Equalizers for each Input and Output...
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Page 6: The Front Panel
Master Audio 3.THE FRONT PANEL A) USB Connector – A standard type B USB connector for interface with a PC. Software and driver must be installed prior to usage. B) Mute keys - Mute/Unmute input and output channels. When an input channel is muted, they key will light up in red for indication. - Page 7 Master Audio Enter: This key has three different functions depending on when it is used: - In the System Menu is used to proceed with selected actions. - In the Main Menu allows entering the System Menu. - In delay and frequency adjustments (1 Hz resolution mode) modifies data values by 100X (used with thumb wheel).
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Page 8: The Rear Panel
Master Audio 4.THE REAR PANEL A) Power switch - Controls power On/Off. B) Main Fuse - T200mA-250V. Slow blow type. C) Main Power - Connects via a standard IEC socket. A compatible power cord is supplied with the unit. The voltage input is 90-240VAC, 50-60Hz D) Ethernet slot –... - Page 9 Master Audio 5.POWER UP After powering up the unit, the following initialization screen is displayed on the LCD: MASTER DSP306 MASTER DSP408 DSP306 v9.02 DSP408 v9.02 The initialization process takes about 8 seconds and during that period the unit boots and displays the DSP306 or DSP408 firmware version.
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Page 10: Operating The Device
Master Audio 6.OPERATING THE DEVICE Input Menus 6.1. To access the Input Menus, hold the <Menu or Menu> key and press the Mute key of the desired channel. The green led below the Mute key will light up. More than one input channel may be selected by holding the Menu key and pressing the corresponding Mute key. - Page 11 Master Audio • TYPE - Type of EQ. The types can be parametric (PEQ), Lo-shelf (LO-SHF), Hi- shelf (HI-SHF), 1 degree all-pass (AP-1) and 2 degree all-pass (AP-2). I1:______ EQ1 TYPE:PEQ • FREQ - EQ center frequency. Ranges from 20 to 20,000Hz in either 1Hz steps or 1/36 octave steps.
- Page 12 Master Audio • BYPASS – When set On, the currently selected GEQ will be bypassed. I1:______ GEQ1 BYPASS:Off 6.1.4.Crossover • TYPL - Filter Type of low frequency crossover point (high pass). Types can be Butterworth, Linkwitz-Riley or Bessel. I1:______ XOver TYPL:Off •...
- Page 13 Master Audio • SLPH - Filter Slope of high frequency crossover point (low pass). I1:______ XOver SLPH:24dB The following table summarizes all possible crossover configurations: Filter config. Low Xover point High Xover point None TYPL Off TYPH Off Highpass TYPL not Off...
- Page 14 Master Audio • RATIO – The compressor ratio determines the slope in which the signal is compressed. Ranges from 1:1 (no compression) to 1:40 are available. I1:______ Comp RATIO: 1:1 6.1.6.Name - Channel Name • NAME - Channel name. It is 6 characters in length.
- Page 15 Master Audio O1:______ Limit ATTACK:10ms • RELEASE - Release time. Can be set at 2X, 4X, 8X, 16X or 32X the attack time. O1:______ Limit RELEASE:8xAtck 6.2.5.Source - Input Source • 1, 2, 3, 4 – Input channel source for the current output channel. It can be set to mix the input source (in dB) or disable it (Off).
- Page 16 Master Audio 6.3.1.Recall - Program Recall The DSP unit has a built-in non-volatile memory that can store up to 30 different program setups. A program can be recalled using this menu. • P:# - Program Number to be recalled. Press Enter twice to confirm the operation.
- Page 17 Master Audio frequency and slope have to be configured manually in the Xover Menu in each Output menu. Note: The configuration mode configures the input sources when selected. The user can change the source afterwards if desired. It does not keep the configuration in memory.
- Page 18 Master Audio • DEVICE ID - Assigns the device an ID from 1 to 16. This ID is useful when a network of more than 1 unit is present. SYSTEM Comm DEVICE ID:1 • NETWORK ID - Assigns the device an ID from 0 to 60000. This ID is used for future expansion only, please leave these value at 0.
- Page 19 Master Audio 6.3.9.Eth-IP – Ethernet IP address It determines the unique IP address on the unit in the network. This parameter is only available when the Ethernet card accessory is installed. SYSTEM Eth-IP :192.168.001.020 6.3.10.Eth-GW – Ethernet gateway The gateway address of the network, usually the IP address of your router, switch or hub.
- Page 20 Master Audio 7.QUICK REFERENCE Menu Field Parameters Steps Units <Menu> <Select> Level Signal LEVEL 0.25 Polarity Signal + / - 11us Delay Signal DELAY 62,400 steps EQ Number EQ Bypass BYPASS Off/On EQ Type TYPE PEQ / Lo-Shf / Hi-Shf / AP-1 / AP-2...
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Page 21: Pc Control Software
Master Audio 8.PC CONTROL SOFTWARE The DSP units are shipped with a special PC Graphic User Interface (GUI) application - DSPLink. DSPLink gives the user an option to control the DSP unit from a remote PC via the USB communication link (or optionally through Ethernet with the optional Ethernet card). -
Page 22: Troubleshooting
Master Audio 9.TROUBLESHOOTING Password forgotten 9.1. In case you set up a lock password in the DSP unit and you don’t remember it any more, please take the following steps: A) Power on the device B) During a few seconds, an 8-character code is shown in the LCD display. Write it down. - Page 23 Master Audio 10.SPECIFICATIONS Inputs and Outputs Input Impedance……... >10 kOhms Output Impedance…… 50 Ohms Maximum Level……... +20 dBu Type…………………. Electronically balanced Audio Performance Frequency Response…. +/- 0.1dB (20Hz to 20kHz) Dynamic Range……… 115 dB typ. (unweighted) CMMR……………….. > 60 dB (50Hz to 10kHz) Crosstalk……………...
- Page 24 Master Audio - 31-band Graphic Equalizers (1 per Input) - Gain………………….. -30 to +15dB in 0.25dB steps - Crossover Filters (2 per Input/Output) - Filter Types………….. Butterworth, Bessel, Linkwitz-Riley Slopes………………... 6 to 48dB/oct - Compressors (1 per Input) - Threshold……………..