Professional fm/dab/dab+ monitoring receiver (89 pages)
Summary of Contents for DEVA Broadcast DB44
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MAINTENANCE AND OPERATION INSTRUCTION MANUAL DB44 Compact FM Radio Monitoring Receiver and Basic Modulation Analyzer Publish Date: 29-May-2012...
Since 2003 DEVA Broadcast Ltd. has been ISO 9001 certified . The contractors of DEVA Broadcast Ltd. are satisfied with the permanent business comfort and to their own confession they owe it to a great extent as well as their prosperity to the loyal partnership of our company.
E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com General Information Compact, Robust, Reliable and Clever - This is just a small part of all the benefits of our DB44 FM Radio Monitoring Receiver and Basic Modulation Analyzer. Based on the latest technology, the DB44 core is DSP based digital design for 24/7/365 operation.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Product Features • Fully DSP based core • Built-in Oscilloscope allowing Left, Right and MPX display • MPX Power measurement with data history •...
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.
E-mail 1 blank E-mail 2 Sender DB44@devamonitoring.com Server mail.host.bg Port AUDIO Stream Port 5000 Name DB44 - FM Radio Monitoring Tool Quality 128 kbps GSM MODEM blank Number 1 blank Number 2 blank Number 3 blank Number 4 Baudrate...
DEVA Broadcast Ltd. declines all responsibility if any one of the safety rules given herein is not observed. DEVA Broadcast Ltd. declines all responsibility if the end-user resells the product.
Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Getting Started For the normal operation of DB44, you will need the following conditions: - Standard Ethernet 10/100M connection; - Correct assigned Network configuration and device settings; To provide all these conditions please, follow the instructions below.
• Press <ENTER>. If you do not know the IP address you can access DB44 by using UPnP discovery in local networks (see “UPnP and DB44 discovery in Local Networks” on page 41). ATTENTION: Depending on Internet Protocol Settings, assigned IP address may not be visible outside your local network, thus device may be accessed only within that network.
Upon Login the DB44 Logger will stop and will start 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.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Operation Web interface is visually divided into three parts: - Top - Navigational Menu; - Middle - specific contextual readings; - Bottom - General Tuner and Channel readings, functional buttons. NOTE: Bottom section of the Web interface is persistent regardless of the current screen, allowing immediate tuner interactions.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com 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. - 20 -...
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com RDS SCREEN This screen shows all mandatory RDS readings if there is RDS for the tuned station. - 21 -...
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com 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.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com MPX SCREEN Above on this screen is shown Total MPX Deviation overshoot (in percentage) over time. Standard overshoot is measured at 75kHz and is indicated with the start of the yellow zone. Below is shown MPX power value of the received signal.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com SPECTRUM ANALYZER SCREEN SPECTRUM Analyzer screen is used to visualize the spectral analysis 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.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com SCOPE SCREEN SCOPE screen is used to visualize the most important signals participating in the process of demodulating and stereo decoding. This screen 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.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com BANDSCAN SCREEN This Screen is used to evaluate FM broadcast band congestion by sweeping the tuner across FM band, logging every 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.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com STATUS SCREEN This screen shows maintenance information about device. All information is helpful for service personnel and has relation only to device condition. From here can be observed Network Configuration, Serial Number, MAC Address, Firmware Versions, GSM and Channels Status, when is necessary.
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com 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. - 29 -...
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 check the following items: - Network cable;...
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Fill your e-mail credentials into Sender, Username and Password as well Server and corresponding port. NOTE: Leave sender as DB44@devamonitoring.com and server as mail.host.bg and device will use its default e-mail account. Use Test button to generate test e-mail, which on success will be delivered to specified E-mail 1 and/or E-mail 2.
DB44 could manage up to 6 user-defined channels. Every Channel consist of group of settings, which are used when scheduling, monitoring and alerting. Channels are tuned one after another. DB44 stays tuned about 10 seconds at every active channel. Channel: - Enable - enables/disables channel monitoring;...
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65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com 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;...
E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com ALARM TRIGGERS DEFINED After collecting all the data the DB44 DSP core compares the values measured with the predefined by the user threshold levels for all the channels monitored. In case that any parameter is out of its limits, the device will initiate the sending of alarm notification via the alarm type selected.
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65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Every time an observation event takes place, the Alarm Trigger’s State of the channel refreshes (if necessary). For example: Let’s suppose that the Alarm Trigger is in Idle state. Note, that an alarm is not triggered immediately when a parameter level passes over threshold (above High Threshold or under Low Threshold).
E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com ALARM NOTIFICATIONS Alarm Notifications (E-mail, SMS, SNMP trap) consist of DB44 Alias (see “Main Settings Screen” on page 30), date and time of Alarm triggered, channel number, frequency and information for Alarm activation or deactivation. The basic signal parameters are evaluated and included as well.
- Press the “Upload” button; - Wait for the process to complete. Reboot Device: Pressing Reboot button initiates a ‘hardware reset’ equivalent to turning the DB44 off and back on again. This reset command does not clear any previously saved settings. - 37 -...
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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 download DB44 SNMP MIB file. The MIB file may change from one firmware revision to the other. Downloading this NOTE: file from the device ensures that you have the proper MIB file.
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 the GSM Modem to initialize and to register into the GSM Network.
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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...
E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com UPnP and DB44 discovery in Local Networks DB44 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 42). To discover the device follow the next steps: •...
65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com UPnP Activation NOTE: The following explanations apply to Windows XP SP2 or SP3! If you use another operating system, please contact your system administrator. Open “My Network Places”.
A. Equipment will not be accepted for Warranty or other repair without a Return Authorization (RA) number issued by DEVA Broadcast Ltd. prior to its return. An RA number may be obtained by calling the factory. The number should be prominently marked on the outside of the shipping carton.
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 above specified product(s).
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