DEVA Broadcast DB9000-STC Instruction Manual Download

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MAINTENANCE AND OPERATION

INSTRUCTION MANUAL

Publish Date: 26-Nov-2012

DB9000-STC

DSP-Based Stereo Generator

with

RDS/RBDS Encoder

Summary of Contents for DB9000-STC

Page 1: ...MAINTENANCE AND OPERATION INSTRUCTION MANUAL Publish Date 26 Nov 2012 DB9000 STC DSP Based Stereo Generator with RDS RBDS Encoder ...

Page 2: ...5 Rear View 16 Connecting of DB9000 STC 17 Analog Audio Inputs 17 Digital Audio Input 17 LAN Port 17 RS 232 COM Port 17 Operation 18 Status 20 General Configuration 22 Device Alias 22 Date and Time 22 Network Configuration 23 General Network Settings 23 IP Voice Announcement 24 WEB Server Settings 24 FTP Server Settings 24 SNMP Settings 24 Backup Audio Configuration 25 Audio Loss Settings 25 Audio...

Page 3: ...on 37 Factory Defaults Settings 38 General Default Settings 39 Network Default Settings 39 Backup Audio Default Settings 39 COM Port Default Settings 40 Stereo Encoder Default Settings 40 Audio Enhancement Default Settings 40 RDS Encoder Default Settings 41 AF List Default Settings 41 Hardware Reset 42 Network Default Settings 42 WEB Server Default Settings 42 Rebooting 43 Firmware Update 44 RDS C...

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Page 5: ...Broadcast Ltd s Headquarter in Bulgaria During the last ten years the company products have become our partners best sellers After detailed marketing analysis our team has decided to launch its own brand products based on the latest technologies in the broadcasting business The company s main goal is to design develop and offer a complete line of high quality and competitive products for FM and Di...

Page 6: ...ransmissions with the station s other networked functions including message streams for digital radio and Webcasting It can be easily interfaced to various Automation Systems and offers an ASCII protocol for broadcast song artist information Another great feature of the DB9000 STC is that it can fight the dreaded dead air problem The DB9000 STC provides additional uncompromising security in case o...

Page 7: ...Configuration and Monitoring via SNMP Ver 2C WEB Alert Notifications via E mail SNMP in case of Audio Loss Lots of Storage for over 24 hours of non repeating audio playback Always Fresh Backup Audio Tracks with Embedded FTP server Professional Balanced Stereo Analog Input on XLR connectors Professional Digital AES EBU Audio input on XLR connectors Headphones Jack for local monitoring of the Audio ...

Page 8: ... Adjustable 5s to 240s Storage SD Card up to 2GB Supported file types MP3 AAC M4A M3U Playback modes Alphabetical ascending and descending Shuffle Playlist and Shuffled playlist Remote file management Build in FTP Server STEREO ENCODER Type Fully DSP Stereo Encoding Pre emphasis 0 50 75µs AGC 5 presets 2 user defined Equalizer 3 Band 12dB range Stereo separation 55dB typically 60dB Phase Adjust Pi...

Page 9: ...m 9 PHONES AUDIO OUTPUT Connector 1 4 6 3mm Phone Jack Stereo Type Headphones USER INTERFACE Indicators 4 LEDs on front panel 2 LEDs on rear panel Web interface Full control and status information RS 232 Type TCP IP to RS 232 Redirector Connector DB 9 female Baud rates 9600 to 115200 Password protection Yes NETWORK Connector RJ 45 Type Ethernet ...

Page 10: ...SERVER RS 232 REDIRECTOR RDS CONSOLE BACKUP PLAYER POWER LAN DIGITAL AUDIO S PDIF RX PHONES DSP RS 232 SD CARD STEREO ENCODER RDS ENCODER MPX LIMITER AGC EQUALIZER DSP D A COMPOSITE MPX RDS ADC Because of the all digital minimalist discrete component nature of device circuitry we have not provided schematic diagrams of the DB9000 STC in this Manual Please note that NO USER SERVICEABLE COMPONENTS I...

Page 11: ... equipment enclosure Do not remove the sticker from the equipment as it contains important specifications and the relevant serial number To join the equipment to the mains supply use the power cord purchased with the equipment The equipment must be used only for the purposes it was designed for Abuse or misuse of the equipment is extremely dangerous for people pets and property The manufacturer de...

Page 12: ...ove the top cover of the unit A clearly marked slide switch is next to the AC mains connector on the encoder circuit board With power disconnected use a small screwdriver to set the switch for 115VAC or 230VAC operation Be sure to install the appropriate fuse DB9000 STC is equipped at the factory with 1A fuse 230V 115V POWER CORD The detachable IEC type power cord is supplied with the unit The ind...

Page 13: ...that a DB9000 STC will be installed close to exciters or transmitters of even higher power please practice reasonable care and common sense in locating the unit away from abnormally high RF fields Please use only already checked power supply cables and sources The shielded cables usage is strongly recommended We strongly recommend connecting the device only to reliable power supply sources In case...

Page 14: ...etain the original shipping carton and packing materials just in case return or reshipment becomes necessary In the event of return for Warranty repair shipping damage sustained as a result of improper packing for return may invalidate the Warranty Mounting RACK REQUIREMENT The DB9000 STC mounts in a standard 19 inch equipment rack and requires only 1 inches 1U of vertical rack space The use of pl...

Page 15: ...udio 2 Power LED Indicator 3 Status LED Indicator Blinking frequency of this LED is indication of DB9000 STC state Fast blinking in process of connection Approximately twice per second data buffering Approximately once per second DB9000 STC is connected and operating normally 4 Left Channel Level LED Indicator This LED can be in one of the following states Off the channel level is within norms Bli...

Page 16: ...1 RDS only output BNC Unbalanced 2 MPX ouput BNC Unbalanced 3 Factory Defaults Reset Button 4 SD Card 5 RS 232 Serial COM Port DB 9 Female Connector 6 LAN Port Internet Input RJ 45 Connector 6a Network Activity LED Indicator RJ 45 built in 6b Network Availability LED Indicator RJ 45 built in 7 Right Analog Audio Input Balanced XLR Male 8 Left Analog Audio Input Balanced XLR Male 9 AES EBU Digital ...

Page 17: ...UDIO INPUT Using a cable ending with a standard XLR connectors connect the AES EBU signal source to the digital audio input of DB9000 STC NOTE As only one input can be managed by the encoder at a time please select the preferred signal source input either analog or digital one Selecting the preferred input can be performed under CONFIGURATION menu see Audio Input on page 28 LAN PORT For normal ope...

Page 18: ...now the IP address you can hear it through the headphones when you turn on the device The other option to find out the IP address is using UPnP discovery in local networks see UPnP discovery in Local Networks on page 47 The web interface consists of the following pages Status Configuration General Network Backup Audio COM port MPX Stereo Encoder Audio Enhancement RDS Encoder AF List Factory Defaul...

Page 19: ...adcast com Web www devabroadcast com 19 The picture below is illustrating STATUS page opened NOTE As shown on the picture below a Username and Password may be requested if the Access Control is turned on and a page other then STATUS is selected see WEB Server Settings on page 24 Default values are user and pass ...

Page 20: ...broadcast com 20 STATUS On the picture below is shown the page with current device status This page contains information regarding current status of DB9000 STC as follows Audio Status Backup Audio Status Network Status Other NOTE Audio Status and Backup Status show the Left and Right channels peak levels which are dynamically updated ...

Page 21: ...s is the place showing which one of the three available URLs is currently used device status connected or disconnected connection time stream parameters and name Please note that if a compressed stream is used Sample rate and Bitrate will be taken from the stream If the stream is in uncompressed format PCM then what is displayed for Sample rate and Bitrate is what is set in the Configuration page ...

Page 22: ...omatic time synchronization from Internet Default value Enabled Time Zone Select local time zone of the device Default value GMT Local Date a field where local date is to be entered This field is only used when Internet Time is disabled Must be in dd mm yyyy format Example 31 12 2020 Local Time a field where local time is to be entered This field is only used when Internet Time is disabled Must be...

Page 23: ...t DHCP client is not used Example 192 168 0 2 Netmask A field where static subnet mask is to be entered This parameter is not used if the DHCP Client is enabled Example for Netmask is 255 255 255 0 Gateway A field where static gateway is to be entered This parameter is not used if the DHCP Client is enabled Example for Gateway is 192 168 0 1 DNS 1 A field where Static primary DNS server is to be e...

Page 24: ...n Default value is 21 Data Port TCP port where FTP server transfers data with the client Default value is 2020 Username User name for the FTP Server Default value is user Password Password for the FTP Server Default value is pass NOTE Username and Password are used in order to restrict the access to the storage card and all files on it You can define Username only Password only or both of them If ...

Page 25: ...D Card or be uploaded through the built in FTP server while DB9000 STC is operational Audio Loss Settings Threshold Audio level threshold for determining if audio signal is lost Default value is 50 dB Time Time to wait before switching to backup audio in case of audio signal loss Default value is 10 s Audio Recover Settings Threshold Audio level threshold for determining if audio signal is present...

Page 26: ...all tracks in random order Playlist plays only tracks from the M3U playlist file in the order they appear in it Shuffled Playlist plays only tracks from the M3U playlist file but in random order Default value is Shuffle NOTES All backup audio files must be located in a single folder named Audio The folder must be in the root of the SD Card No subfolders are allowed in this folder The playlist file...

Page 27: ...he RS 232 COM Port The external equipment must be configured to the same baud rate Default value is 9600 Ethernet to RS 232 Redirector Port a field where TCP port of the Ethernet to RS 232 redirector is to be entered This is the TCP port used to communicate with any external device connected to the RS 232 COM Port Default value is 8001 Password Password for the RS 232 server These are the first sy...

Page 28: ...pared to the low audio frequencies The purpose of this is to reduce the signal noise ratio in a proportion of 10 to 15dB by performing the inverse operation at the receiving level There is 50µS for Europe and 75µS for USA options available Audio Input Input select analog or digital input to be used A D Amplifier Gain Analog input gain in the range from 6 to 18 dB Default level is 0 dB Injection Le...

Page 29: ...hat is determined by the ratio Release time the period when the limiter is increasing gain to the level determined by the ratio once the level has fallen below the threshold Averaging time the period between each of the input samples of the limiter Threshold the input level above which the signal is reduced Ratio determines the input output ratio for signals above the threshold Output Levels MPX o...

Page 30: ...ir own AGC presets changing the following parameters Attack time the period when the AGC is increasing gain to reach the Gain level when the input level is below the level set in Gain Release time the period when the AGC is decreasing gain to the level determined by the Gain once the level has exceeded the level set in Gain Gain the input level above which the signal increases its gain Note that a...

Page 31: ...12dB to 12dB 6300 Hz gain 12dB to 12dB NOTE Applied equalizer gain must be set according to the level of specified frequency and overall level of this frequency To avoid audio distortion the overall level of this frequency must not exceed 0dB Applying New Settings In order new settings to take effect it is necessary to press the SAVE button Please keep in mind that some of the new settings can res...

Page 32: ...groups of words a driver must pay close attention to the radio display or risk missing part of the message Although the message may be repeated over and over the driver may tune in at the end of a song and in finding out who sang the number could rear end the car in front Dynamic PS marches the message across the display screen one character at a time The message requires a much longer transmissio...

Page 33: ...ould be stable with any radio at a speed setting of 7 or lower Radio Text Settings Radio Text This is a 64 character block of plain text that the listener can select for visual display on the faceplate of the radio by pressing an INFO button on the receiver This function is not available on many automobile radios for safety reasons which has precipitated the frowned upon practice of scrolling the ...

Page 34: ...e respective Standards hence it comes as no surprise that it is not widely used Trafic Information TP Traffic Program Identification The TP flag identifies the station as one that routinely broadcasts traffic bulletins for motorists as part of its normal everyday programming When the TP flag is displayed on the receiver faceplate the radio is searching for traffic announcements The radio keeps tra...

Page 35: ... methods of stereo or binaural broadcasting As many as 16 encoding options may be accommodated This is a rather esoteric function and thus far remains unused both in Europe and in the US Date Time Settings Enable Enable Disable type 4A Group Transmission Program Type Name Settings Enable Enable Disable type 10A Group Transmission This group allows further description of the current Program Type PT...

Page 36: ...me Default value is 8000 Password Password for the RDS console These are the first symbols that must be sent to authenticate to the RDS console otherwise the connection is dropped If left blank NO security is used Default value is blank empty NOTE For more information about the RDS console see chapter RDS Console Applying New Settings In order new settings to take effect it is necessary to press t...

Page 37: ...f current program You can choose from 207 standard AF list options as defined in the RDS RBDS standard The first option is Disabled meaning this AF is not used The first disabled AF ends the AF list The second option is LW MW Follows This is not an AF but a special symbol It means the next AF in the list is in the LW MW frequency range The third option is Filler This is not anAF but a special symb...

Page 38: ...e is shown the Factory Defaults page Restoring DB9000 STC to its Factory Defaults can be done by following the next steps Press the Restore button A new window as the one shown below will appear Confirm that you want to restore factory defaults Wait for the process to complete NOTE All the settings will be restored to their factory defaults except the Network Settings which will remain the same ...

Page 39: ...k Default Settings General All the General Network Settings will remain unchanged IP Voice Announcement IP Address Enabled WEB Server Settings All the WEB server Settings will remain unchanged FTP Server Settings Command Port 21 Data 2020 Username user Password pass SNMP Settings Agent Disabled Agent Port 161 Community DEVA9000 Manager IP 0 0 0 0 Manager Port 162 Agent ID 0 Backup Audio Default Se...

Page 40: ...ral Settings Stereo Mode Stereo Emphasis 50µS Injection Levels Pilot Tone 10 RDS 5 Phase Adjustment All phase are at 0º MPX Limiter Enable Disabled Preset Mid Attack time 100 ms Release time 500 ms Averaging 10 ms Threshold 15 dB Ratio 4 1 Output Levels MPX output 6 dBu RDS output 0 dBu Audio Enhancement Default Settings Automatic Gain Control Settings Enable Disabled Preset Mid Attack time 3000 m...

Page 41: ...o Coder RDS Encoder DPS Scroll Step 0 centered DPS Scroll Speed 0 DPS off Radio Text Settings Radio Text DB9000 STC Stereo Coder RDS Encoder RT Speed 4 General Settings PI 1234 PTY 0 M S Speech Trafic Information TP Off TA Off Decoder Information DI Mono Not Artificial Head Not Compressed Static PTY Date Time Settings Enable Disabled Program Type Name Settings Enable Disabled PTYN blank field Cons...

Page 42: ...g Release the RESET button Wait for DB9000 STC to reboot with the factory default settings Upon completion of the process DB9000 STC settings will have the following values Network Default Settings DHCP enabled WEB Server Default Settings Port 80 Username user Password pass All other settings will have the factory default values described in chapter Factory Defaults Settings NOTE After the process...

Page 43: ...roadcast com Web www devabroadcast com 43 REBOOTING On the above picture is shown the Reboot page Rebooting of DB9000 STC can be done by following the next steps Press the Reboot button The following dialog warning window will appear Confirm that you want to reboot the device Wait for the process to complete ...

Page 44: ... devabroadcast com Web www devabroadcast com 44 FIRMWARE UPDATE On the above picture is shown the Firmware Update page To update the device firmware please follow the next steps Select the new firmware file Press the Upload button The following dialog window will appear Wait for the process to complete ...

Page 45: ...ssword in this case pass followed by Enter The third row is the response meaning that the password is accepted and user may proceed with commands The fourth row is a set command These types of commands are used to set new value to RDS parameters In the example above PI is the Program Identification command equal sign means set new value and 1234 is the new value The Enter key represents command s ...

Page 46: ...M S MS 0 or 1 0 speech only 1 music RadioText TEXT 64 max ASCII characters RadioText Speed DRTS 0 to 9 0 Radiotext off 1 to 9 update rate slow to fast Command Echo ECHO 0 or 1 0 echo off 1 echo on SPECIAL COMMAND MEANING Set parameter value Following a parameter command sets new value to that parameter e g PI 1234 Get parameter value Following a parameter command returns status of encoder memory f...

Page 47: ... Networks DB9000 STC implements UPnP which lets you easily find it in your local network For this purpose your system should have UPnP enabled see UPnP Activation on page 48 To discover the device follow the next steps Connect the device to the local network Open My Network Places on your computer Find the decoder s icon Double click it to open the DB9000 STC web interface ...

Page 48: ... to Windows XP SP2 or SP3 If you use another operating system please contact your system administrator Open My Network Places If you have the caption displayed in the picture below click on it Then click Yes and wait for the process to complete Now you should see the device If you still have troubles finding the device please see http support microsoft com kb 941206 or contact your system administ...

Page 49: ... not apply to damage caused by misuse abuse accident or neglect This Warranty is voided by unauthorized attempts at repair or modification or if the serial identification label has been removed or altered III TERMS OF WARRANTY DEVA Broadcast Ltd products are warranted to be free from defects in materials and workmanship A Any discrepancies noted within TWO YEARS of the date of delivery will be rep...

Page 50: ... mail Phone Fax Which DEVA Broadcast Ltd product did you purchase Product Serial Purchase date Installation date Your signature Signing this warranty registration form you are stating that all the information provided to DEVA Broadcast Ltd are truth and correct DEVA Broadcast Ltd declines any responsibility for the provided information that could result in an immediate loss of warranty for the abo...

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