DEVA Broadcast DB44 Maintenance And Operation Instruction Manual Download Page 29 | Manualshive

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65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria

Tel: +359 56 820027, Fax: +359 56 836700

E-mail: [email protected] ,Web: www.devabroadcast.com

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LOG SCREEN

This screen shows the Device Log, which holds last 100 important events. Channel specific

events could be filtered out by checking corresponding check-boxes.

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Summary of Contents for DB44

Page 1: ...MAINTENANCE AND OPERATION INSTRUCTION MANUAL Publish Date 29 May 2012 DB44 Compact FM Radio Monitoring Receiver and Basic Modulation Analyzer ...

Page 2: ...w 15 Getting Started 16 Connection 16 Network Settings 17 Login 18 Operation 19 Tuner Screen 19 Main Screen 20 RDS Screen 21 ODA Screen 22 FM Graph Screen 23 MPX Screen 24 Spectrum Analyzer Screen 25 Scope Screen 26 Bandscan Screen 27 Status Screen 28 LOG Screen 29 Settings Screen 30 Main Settings Screen 30 Channel Settings Screen 32 Alarm Triggers Defined 34 Alarm Notifications 36 Management Scre...

Page 3: ...THIS PAGE IS INTENTIONALLY LEFT BLANK ...

Page 4: ...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 5: ...acy used in this equipment enables the FM multiplex signal s components to be accurately and repeatedly reproduced from one device to another i e same signal applied to two devices will give the same result The processing power in this equipment enables all measurements to be refreshed simultaneously and synchronously thereby allowing for detailed readings of all the Multiplex FM signal components...

Page 6: ...RF Antenna Input Adjustable alarms for RF Deviation Audio Pilot RDS Signal and RGS Groups Firmware update for future proof operation Parameters Factory Restore Option FM Band 87 108 MHz Basic Spectrum Analyzer MPX PILOT RDS deviation meters LEFT and RIGHT demodulated audio level meters Headphones audio output RDS and RBDS decoder with BER meter Alarm dispatch via E mail SMS SNMP Channel status rep...

Page 7: ...10 5 typically MPX Power 12 dBr resolution 0 1dBr 10 sec integration accuracy 0 2 dBr Audio Level 50 to 5dB resolution 0 1dB accuracy 5 Pilot Level 0 to 12 kHz resolution 0 1 kHz accuracy 0 5 kHz 1 to 12 kHz RDS Level 0 to 9 kHz resolution 0 1 kHz accuracy 10 typical and not guaranteed AUDIO MPX PILOT RDS LEVELS Validity RF level preferably 50dBµV Multiplex Level Peak level 256 ksamples over 1 sec...

Page 8: ...B FFT Length 1024 Sampling Rate 256 kHz Composite 64 kHz Audio SCOPE ANALYSIS Input Composite MPX Audio Trigger Mode Auto Fall Dynamic Range 120 kHz Sampling Rate 256 kHz Composite 64 kHz Audio USER INTERFACE Web interface Full monitoring and control Interactive and easy to use Indicators 3 LEDs on front panel Headphone Output 1 8 3 5mm phone jack on front panel TCP IP COMMUNICATION Type Ethernet ...

Page 9: ...oadcast com 9 BLOCK DIAGRAM A simplified block diagram of DB44 is shown below Because of the all digital minimalist discrete component nature of device circuitry we have not provided schematic diagrams of the DB44 in this Manual Please note that NO USER SERVICEABLE COMPONENTS INSIDE REFER ALL SERVICING TO QUALIFIED TECHNICAL PERSONNEL ...

Page 10: ...y 192 168 1 1 Subnet Mask 255 255 255 0 DNS 192 168 1 1 DHCP Disabled WEB SERVER HTTP Port 80 Admin Username user Password pass User Username user Password pass E MAIL E mail 1 blank E mail 2 blank Sender DB44 devamonitoring com Server mail host bg Port 25 AUDIO Stream Port 5000 Name DB44 FM Radio Monitoring Tool Quality 128 kbps GSM MODEM Number 1 blank Number 2 blank Number 3 blank Number 4 blan...

Page 11: ...Web www devabroadcast com 11 SNMP SETTINGS Agent Enabled Agent ID 1 Agent Port 161 Read Community DEVA44 Write Community DEVA44 Manager IP 192 168 1 1 Manager Port 162 MANAGEMENT SETTINGS Attenuator Auto De emphasis 50 µs Internet Time Enabled Time Zone UTC 00 00 Web session timeout 3 minutes SNMP session timeout 1 minute ...

Page 12: ...BµV 40 dBµV 40 dBµV 40 dBµV 40 dBµV RF Alarm High Threshold 60 dBµV 60 dBµV 60 dBµV 60 dBµV 60 dBµV 60 dBµV MPX Alarm Low Threshold 50 kHz 50 kHz 50 kHz 50 kHz 50 kHz 50 kHz MPX Alarm High Threshold 90 kHz 90 kHz 90 kHz 90 kHz 90 kHz 90 kHz Left Alarm Low Threshold 30 dB 30 dB 30 dB 30 dB 30 dB 30 dB Left Alarm High Threshold 3 dB 3 dB 3 dB 3 dB 3 dB 3 dB Right Alarm Low Threshold 30 dB 30 dB 30 d...

Page 13: ... 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 14: ...W 1 Phones Output Audio signal from the tuned frequency 2 Power LED Indicator 3 GSM LED Indicator This LED can in one of the following states Off no GSM Modem Fast Blinking GSM Modem initialization Slow Blinking GSM Modem present and operating 4 LAN LED Indicator This LED can be in one of the following states Off No User Connected Logger is active Blinking User is connected Logger is inactive ...

Page 15: ...ffice devabroadcast com Web www devabroadcast com 15 REAR VIEW GSM MODEM LAN ANTENNA MAX 120 dBµV POWER 12V 2A 1 2 3 4 5 1 Power Supply 12V 2A 2 Antenna Input BNC connector for FM Antenna 3 GSM Modem Connector DB 15 male 4 LAN Port Internet Input standard RJ 45 port 5 Factory Defaults reset button ...

Page 16: ...ration place Connect the unit to the power supply network using the power cable provided with the unit Connect the antenna cable to the RF antenna input connector located on the rear panel of the device Connect DB44 to the TCP IP network using direct network cable Connect the optional GSM modem via the connection cable provided with the GSM modem Please locate and select proper place of the GSM an...

Page 17: ...B44 is controlled through the built in web server and a standard web browser can be used to monitor its status or make some adjustments To connect to the device you need to know its IP address and follow the next steps Open a WEB Browser Enter the device IP address in the browser s address field NOTE If the port is different than the default one 80 it is necessary to specify it e g http 192 168 1 ...

Page 18: ... again automatically after Logout DB44 serves only one user at a time thus Username and Password will be requested when connecting Default values are user and pass Enter your credentials and press Login button to continue to Main screen If DB44 is already in use you will be prompted shortly NOTE DB44 will Logout automatically the current session after the defined WEB session timeout see Management...

Page 19: ...ing currently tuned frequency 2 Stereo indicator 3 RDS presence indicator 4 RF Attenuator Status 5 RF Level indicator red zone low level is below 20 dBµV 6 MPX Level indicator 7 Alarm presence indicator lit red when at least one channel has alarm on it 8 Channel Alarms indicator lit red when Scheduler has detected alarm on channel see Channel Settings Screen on page 32 9 Frequency set buttons 10 C...

Page 20: ...l 359 56 820027 Fax 359 56 836700 E mail office devabroadcast com Web www devabroadcast com 20 MAIN SCREEN This screen shows all mandatory parameters represented as LED readings It is possible to make fast evaluation of any selected station from this screen ...

Page 21: ...iyski Str 8000 Bourgas Bulgaria Tel 359 56 820027 Fax 359 56 836700 E mail office devabroadcast com Web www devabroadcast com 21 RDS SCREEN This screen shows all mandatory RDS readings if there is RDS for the tuned station ...

Page 22: ...Aleksandar Stamboliyski Str 8000 Bourgas Bulgaria Tel 359 56 820027 Fax 359 56 836700 E mail office devabroadcast com Web www devabroadcast com 22 ODA SCREEN This screen shows RT and TMC data if available ...

Page 23: ...t com Web www devabroadcast com 23 FM GRAPH SCREEN This screen represents all mandatory parameters in the time slice of 2 minutes Each parameter has its own color representation and measurement units which are visible right side from the graph When RDS mode is selected MPX and PILOT readings are in kHz RBDS mode in ...

Page 24: ...is indicated with the start of the yellow zone Below is shown MPX power value of the received signal MPX Power is calculated continuously and the period to integrate a new value is 10 seconds The rule of MPX Power provides to measure the modulation power which is seen equal to modulating signal electric power for one minute time period and to compare it to a sinusoidal modulating signal one which ...

Page 25: ...ysis of the input signal Spectral components of the selected signal are determined on the base of Fast Fourier Transform Possible signal Sources are MPX Left and Right Possible Window Functions are Rectangle Bartlett Blackman Hamming Hanning Kaiser Flat top User defined frequency from the spectrum can be selected by moving vertical marker along the horizontal scale Values at the cross point will b...

Page 26: ...en represents the observed signal change over time To change source signal to be visualized press the corresponding button at the right side of the graph Stereo source visualizes Left and Right at once When this source is selected the following visualization modes are available Scope standard 2 channel oscilloscope Lissajous Lissajous figure representation of Left vs Right channel Star Star shaped...

Page 27: ...ery carrier and generating a spectrum display of carrier level vs frequency To start the Bandscan process simply press the Start button and wait until process finishes Bandscan could be stopped at any time by pressing the Stop button To evaluate the RF level of specified frequency move the vertical marker along the horizontal scale Values at the cross point will be shown at top right corner of the...

Page 28: ...onfiguration Serial Number MAC Address Firmware Versions GSM and Channels Status when is necessary Every Channel parameter RF MPX Pilot etc has several conditions When in defined range green OK Channel Settings Screen on page 32 Out of range red LOW or HIGH Channel Logging is off n a RDS Groups Alarm statuses are displayed at the bottom of each channel s section Green RDS Group is being received n...

Page 29: ...359 56 820027 Fax 359 56 836700 E mail office devabroadcast com Web www devabroadcast com 29 LOG SCREEN This screen shows the Device Log which holds last 100 important events Channel specific events could be filtered out by checking corresponding check boxes ...

Page 30: ...anually static IP and automatically via DHCP client Setting DHCP field to Enable will activate the built in DHCP Client As a result all network addresses will be read only When DHCP Client is active all the assigned values will be shown in the relevant fields into Status Screen If for some reason the DHCP procedure can not be completed DB44 uses AutoIP to generate IP Address It is recommended to c...

Page 31: ...ed also for e mail sender name and web title and Quality 64 96 or 128 kbps Audio Stream could be listen by using suitable Audio Player MS Media Player or Winamp or through Web interface by pressing the Listen Button see Tuner Screen on page 19 GSM Modem Enter up to four numbers which will receive SMS notifications generated by Scheduler SIM PIN and Baudrate are mandatory for GSM Modem to operate N...

Page 32: ... 10 seconds at every active channel Channel Enable enables disables channel monitoring Frequency frequency to be tuned and monitored Name channel alias Observation time to stay tuned on this channel before switching to next channel Alarm Control Enable enables disables corresponding parameter alarm logging E mail enables disables E mail notification SMS enables disables SMS notification SNMP enabl...

Page 33: ...33 Alarm Range interactive slider to adjust Low High Threshold Threshold Low High if parameter falls outside this range alarm will be generated Trigger Time time to wait before Active Alarm is generated Release Time time to wait before Idle Alarm is generated RDS Group Alarm check each group of interest Alarm is generated only for selected groups ...

Page 34: ...iate the sending of alarm notification via the alarm type selected All the alarms are stored in the device s log You have to have in mind that if there is a very short fault of the signal with duration less than the channel trigger time the device would not trigger an alarm There are several Alarm Triggers for the following parameters RF MPX Left Right Audio RDS and Pilot levels There is an option...

Page 35: ...P trap and Save a Log Record The state will not be immediately changed to Idle when the parameter stabilizes within Threshold levels but will wait until Alarm Release Time is elapsed Meanwhile if the parameter passes over again any Threshold the Alarm Trigger will remain in Active state If the parameter remains within Threshold levels and Alarm Release Time expires Alarm Trigger switches to Idle s...

Page 36: ...ated and included as well Because of the SMS length limitations only most important parameters are included when sending SMS Notifications Example for E mal Notification Date 27 Sep 2011 09 05 09 DB44 FM Radio Monitoring Tool reports ACTIVE alarm on 95 70MHz BG Radio CH2 Alarm RF 40dBuV Signal parameters RF Level 64 6 dBuV MPX 65 8 kHz Left 1 6 dB Right 1 9 dB Pilot 7 95 kHz RDS 4 47 kHz Multipath...

Page 37: ... Date and Time must be entered into corresponding fields or filled from PC Clock by pressing the Get From PC button NOTE Time Zone is not affected when synchronizing through internet Firmware Update The DB44 firmware can be updated if desired By updating the firmware new function s can be added improvement of performance parameters can be obtained and bugs detected during service time can be corre...

Page 38: ...se confirm See Factory Default Settings on page 10 for detailed listing of Factory Settings WARNING Preform Emergency Recover with caution because any remote users would not be aware hence they may cease to communicate with device Session Timeout Set WEB and SNMP sessions timeout During each session Logger is not active thus no Alarms are generated SNMP MIB File Press the Download button to downlo...

Page 39: ...ard must be with deactivated PIN request 3 Connect the GSM Modem and DB44 with the communication cable 4 Power up the GSM Modem 5 Power up DB44 If the installation is proper the GSM Modem will immediately startup This will be noticed by the fast blinking of the GSM Led on the DB44 s front panel The status of the GSM Modem will also be exposed on Status Screen Few seconds are usually necessary for ...

Page 40: ...ol Decimal symbol must be dot If DB44 receives an authorized Status Request command after a short interval about 5 seconds in which DB44 has to retune and collect summarized data the Caller will receive a SMS response For Example STATUS 27 09 2011 09 08 34 FREQ 102 50MHz RF 32 7dBuV MPX 103 2kHz Left 4 8dB Right 4 9dB Pilot 7 5kHz RDS 18 5kHz Remote Audio Listening command will generate only if th...

Page 41: ...ry in Local Networks DB44 implements UPnP which lets you easily find it in your local network For this purpose your system should have UPnPenabled see UPnPActivation on page 42 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 DB44 web interface ...

Page 42: ... 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 43: ... 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 44: ... 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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