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Содержание DX1208

Страница 1: ......

Страница 2: ...ol A user interface or hardware item that provides the means to control or view a parameter For example the equalizer frequency gain handle in the EQ graph allows you to control both the equalizer fre...

Страница 3: ...DX series hardware devices can communicate simultaneously over all supported communications interfaces For example a DX1208 can simultaneously communicate with one local instance of DX Navigator via...

Страница 4: ...ab allow the user direct control over every parameter of the selected hardware device as well as visibility to real time meter data Device Windows opened from the Design tab on the other hand cannot c...

Страница 5: ...see EAWC DX Family USB Serial Port followed by a COM port number Select this COM port number for USB communications or the appropriate Communications Port number for RS 232 communications Selecting th...

Страница 6: ...this mode DX Navigator polls the network for only those units specified in the Target IP Addresses list All other DX units present on the network are excluded from polling Using Specify Target IP Add...

Страница 7: ...not appear in the Found Devices list Add Adds the IP Address specified in the IP Address text box to the Target IP Addresses list Remove Removes the selected IP Address from the Target IP Addresses li...

Страница 8: ...instances of DX Navigator Therefore if there are 4 or more concurrent instances of DX Navigator running on the network the device will appear in the Found Devices list of only the first three instance...

Страница 9: ...ertain time period then DX Navigator deems that the unit has gone offline and drops the communication connection The connection can be dropped for obvious reasons such as a faulty comms cable or a dev...

Страница 10: ...ut Output Channel Strip through a highly abridged version of the Settings tab Password Admin and User Passwords may be up to 16 characters in length contain any combination alphanumeric characters and...

Страница 11: ...a hardware device from the Found devices tab or a device design from the Design tab Names can be up to 32 alphanumeric characters double quote and question mark characters are disallowed Device Names...

Страница 12: ...dow for the design Because Permissions are hardware based the Password dialog doesn t appear The Permissions and Event Log controls are disabled in designs for the same reason The Design tab can hold...

Страница 13: ...n the Devices tab They can be created saved and opened without affecting the operation of online hardware devices Like Device Names Site File names are reflected in the Title Bar of the Main Window Si...

Страница 14: ...o another they cannot be cut or deleted as they can in the Design tab To copy the settings from one device to another 1 CLICK the Found Devices tab to select it 2 With DX Navigator online CLICK on the...

Страница 15: ...sign tab settings can be copied from one design to another and devices can be both created and deleted The method for copying one design onto another is identical to that described in the previous exa...

Страница 16: ...ns whereas using the Delete command simply removes the design without affecting the contents of the clipboard Found Devices Design Tabs Between the two tabs design settings can be uploaded to online h...

Страница 17: ...written to the design EXCEPT for Permissions Event Log data and Presets 7 A new design is created with the name Copy of Device Name Repeat steps three through six for every device you wish to archive...

Страница 18: ...you wish to restore 5 Select Copy from the Edit menu 6 In the Found Devices tab CLICK on the device you want to restore the copied settings to and select Paste from the Edit menu OR 7 From the Design...

Страница 19: ...devices the first time Device Windows are opened in a session Cut Deletes the selected design and places the design settings into the Windows Clipboard for subsequent use in Paste operations Cut is av...

Страница 20: ...playing parametric EQ bandwidth Q Displays bandwidth in Q quality factor BW Displays bandwidth in fractional octaves BW log F2 F1 log2 Help About Lists the installed version of DX Navigator software S...

Страница 21: ...X Link Output Channels Unmute All Unmutes all Input Output DX Link Input and DX Link Output Channels Online Status When a unit is online the indicator in the upper right corner of the Device Window is...

Страница 22: ...Channels can be given a Channel Name of up to 32 characters in length Mic Pre Controls the gain of the analog microphone preamplifier for balanced Inputs 1 8 Mic Pre gain can be set to 0 20 40 50 and...

Страница 23: ...ack of the system Gates accomplish this task by effectively acting as volume dependent mute switches when the signal volume exceeds a defined threshold then the gate opens is unmuted and the signal pa...

Страница 24: ...greater than the system can allowably reproduce This is primarily because there are limits to both the minimum and maximum acceptable SPL level of the system defined exclusively by the acoustical envi...

Страница 25: ...knee transfer curve to reduce the pumping sound often heard with hard knee compression With soft knee compression gain reduction actually begins 3 dB below the Threshold The figure below illustrates...

Страница 26: ...aurant or bar The program level of the different TV stations programs and songs will vary widely but all need to be sent to the speakers at a relatively constant volume so that quiet material will not...

Страница 27: ...eds and CD music sources set the Threshold approximately 10 to 15 dB below the Target Attack Attack controls the rate of volume change both increase and decrease when the source volume exceeds the Thr...

Страница 28: ...the Compressor and the Ducker in the DX1208 signal chain Each EQ band can configured as a parametric high low pass or shelving filter and can be individually enabled or disabled Parameters Selected D...

Страница 29: ...ut changing any Filter s settings Reset Channel EQ Resets all Filter parameters to their factory default settings EQ Graph The response of the Input Channel EQ is plotted graphically shown below The o...

Страница 30: ...s in yellow with a yellow Freq Handle 2 For Low High Pass Filters shown above DRAG the yellow Freq Handle left right to adjust the Frequency for Shelving Filters DRAG the handle up down to adjust the...

Страница 31: ...ecified Threshold The rate at which the Ducker changes the volume during and after a priority trigger can also be adjusted As an example of how a ducker might be used in practice a typical airport may...

Страница 32: ...at the same time then all channels assigned to Priority 2 and 3 will be lowered in gain in dB by the Depth 1 setting and all channels assigned to Priority 4 and 5 would be lowered in gain by the large...

Страница 33: ...detected signal crosses and remains above the Threshold for 300 ms and the Attack is set to 200 ms the Release to 600 ms the Hold to 600 ms and the Depth to 30 dB then gain is reduced by only 22 5 dB...

Страница 34: ...nclude creating independent mixes of the same source material for different areas or zones within a facility When combined with automixing a matrix mixer may be used to setup mixes for clusters of spe...

Страница 35: ...g it harder in larger systems to apply sufficient gain to make the on mic sources audible The fast pace of unscripted dialog exchange also makes it exceedingly difficult to anticipate when gain change...

Страница 36: ...s and automix gain is applied to it Enable Automix Enable Automix enables automixing for the selected Matrix Output Channel When Disabled then no automix gain reduction is applied to any channel assig...

Страница 37: ...tes the Output Channel The Mute is applied between the Crossover and the Fader Solo Soloing an Output Channel mutes all Outputs that are not Soloed Soloing an Input Channel mutes all Inputs that are n...

Страница 38: ...h controls are disabled Type When a Crossover Filter is Selected Type sets the Filter type from amongst the following choices 6 dB 12 dB Butterworth 12 dB Bessel 12 dB Linkwitz Riley 18 dB Butterworth...

Страница 39: ...on Each of the eight DX1208 Output Channels is equipped with a Limiter that occurs between the Output Fader and the Delay in the DX1208 signal chain The Output Channel Limiter is in all respects ident...

Страница 40: ...ess transient overloads They also use hard knee compression so that signals can get as close to the threshold as possible before gain reduction is applied which adds THD when very fast attack and rele...

Страница 41: ...ed together in the Matrix From the ODX Matrix Outputs the signals are routed to the Fader and Mute controls in the DX Link tab where they are labeled ODX 1 through ODX 16 They are then routed directly...

Страница 42: ...activated directly by switch or relay closure or driven by a TTL CMOS open collector Logic Output capable of sinking at least 0 35 mA of current Momentary contact switches are preferred as latching sw...

Страница 43: ...The Action setting determines whether the input remains active after the trigger signal becomes FALSE Momentary With Momentary inputs the Function is activated when the input is TRUE and deactivated w...

Страница 44: ...ulled high internally to 5V through a 340 ohm resistor They can sink up to 12 mA of current and drive an LED directly Logic Outputs can be set active high 4 8V unloaded or active low 0 4V unloaded Whe...

Страница 45: ...ess of whether the Logic Inputis Enabled and regardless of which Function and Active states are defined Comm Remote This output is active whenever communication is received from an Enabled remote cont...

Страница 46: ...n unique addresses across multiple DX1208 units in a system since each DX1208 is aware only of the Remotes connected to its own Remote Bus When the DX1208 powers up it queries the Remote Bus for the p...

Страница 47: ...Remote Controls themselves do not store any configuration information If a Remote Control is moved to a different DX1208 it must be reconfigured from the Remotes tab of the new DX1208 Remotes Paramet...

Страница 48: ...unused ID Up to 100 Remotes can be added to the Remotes list inclusive of all Remotes present at power up Clear Removes the selected Remote from the Remotes list Clearing a Present Remote clears the N...

Страница 49: ...ed only as long as the button is pressed and held Latching The Button Function is activated when the button is first pressed and remains activated when released it is deactivated when pressed and rele...

Страница 50: ...Selects which of the four buttons to which the Button Action Function and Select controls apply Device Window Settings Tab Presets Description The DX1208 allocates 24 namable Preset memories for stori...

Страница 51: ...e parameters are updated to the new values Store Stores the current values of all device parameters except where noted above as well as the Preset Name into the Selected Preset Clear Erases the Select...

Страница 52: ...oth blank If the Password for either Permission Level is blank then simply clicking the Login button gives the user de facto permission for the selected Permission Level Once a Password is set the cha...

Страница 53: ...ith the logical configuration and topology of the network Failure to adhere to the administrator s IP assignment conventions may cause communications failures not only with the DX device but also with...

Страница 54: ...fferent subnets see Communications Setup An example of this would be where you have a computer running DX navigator at your office and want to connect to the devices at a client s site over the intern...

Страница 55: ...ices placed on the same subnet MUST use the same subnet mask The largest subnet masks corresponding to the private IP address ranges listed above are as follows Name Subnet Mask 24 bit block 255 0 0 0...

Страница 56: ...r purposes of this example let each Windows computer configure its own IP address Because DX devices do not support zeroconf link local addressing their IP address will need to be manually configured...

Страница 57: ...is having trouble discovering one or more units on the network then you can use Windows built in IP communications verification applet to determine whether your computer is able to send and receive I...

Страница 58: ...IP settings of the computer you are using type ipconfig all at the prompt The computer returns both the IP settings of the device as well as other useful information such as the NIC card s MAC addres...

Страница 59: ...til the Event Log fills up again Event types include administrator and user logins power ons and error messages Contents of the event log are displayed in the UI in a tabular format Each log of the li...

Страница 60: ...th hardware troubleshooting Current Time The Current Time display mirrors your computer s date and time settings The Event Log time stamps all events relative to the Current Time Setting up your compu...

Страница 61: ...Properties window Select Start on the Windows Taskbar and then choose Control Panel Date Time or DOUBLE CLICK on the Time Display in the lower right corner of your computer s screen 2 Select the Time...

Страница 62: ...ternet Time tab and choose one of the time servers listed in the Server drop down menu CLICK the Automatically synchronize with an Internet time server checkbox and press the Update Now button CLICK O...

Страница 63: ...is not then the signal is either not valid or the signal is asynchronous with respect to the unit s internal sample clock When this condition occurs verify that the DX Link Master Slave settings for a...

Страница 64: ...the Settings tab appears All other tabs are hidden From this window users may load Presets refresh and save the Event Log and view the DX Link Status They can also view the Input Output Channel Strip...

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