DAT103
DVB-T SIGNAL ANALYZER
Operating Manual
Page 1: ...DAT103 DVB T SIGNAL ANALYZER Operating Manual...
Page 2: ...ement mode 10 4 3 3 SCAN measurement mode 12 4 3 4 RIPPLE measurement mode 13 4 3 5 EXPANDED SPECTRUM measurement mode 14 4 3 6 MER BER measurement mode 14 4 3 7 CONSTELLATION measurement mode 16 4 3...
Page 3: ...on Pictures Expert Group PC Personal Computer preBER BER before Viterbi decoder postBER BER after Viterbi decoder QAM Quadrature Amplitude Modulation QPSK Quadrature Phase Shift Keying 1 2 Safety prec...
Page 4: ...nd after Viterbi decoder Error packets after Reed Solomon decoder counter Constellation diagram DAT103 settings including channel frequency subcarriers number subcarriers modulation type guard interva...
Page 5: ...range 45 to 900 MHz Frequency Resolution 125 kHz Channel plans Australia NewZealand and one Customized plan loaded from Personal Computer section 4 9 6 Input parameters input impedance within operatin...
Page 6: ...pical battery charge life under normal conditions 1500 mAh capacity 3 hrs Mean time between failures no less than 10 000 hours Average life expectancy exceeds 5 years Dimensions 193 x 94 x 53 mm Packa...
Page 7: ...l carefully identifying the location of the controls and indicators Section 4 1 For operation with the external power source connect the charger to the DC connector on the bottom panel of the DAT103 a...
Page 8: ...measurement d Service menu e Data manager menu f PC connection When is chosen from the Main menu the Service menu appears on screen Figure 4 3 3 and when is chosen the Data manager menu appears Figur...
Page 9: ...arameter measurement mode is represented in Figure 4 3 5 for an analog channel and in Figure 4 3 6 for a digital channel You will see the following data on the screen 1 Channel number 2 Channel level...
Page 10: ...nt of the useful components of RF signal outside the channel bandwidth C N ratio will appear in Figure 4 3 6 The range of voltage measurement at the Analyzer input is from 10 to 100 V The absolute err...
Page 11: ...graph See Figure 4 3 8 Figure 4 3 8 On the screen you will see the following data 1 Channel number indicated by marker 2 Command line with commands activated by F1 F2 and F3 keys 3 Channel name when w...
Page 12: ...displaying the delta in the top of the screen The screen view is represented in the Figure 4 3 9 Figure 4 3 9 On the screen you will see the following data 1 Channels ripple value between A and B mar...
Page 13: ...a Spectrum diagram shows a span resolution of 14MHz frequency range b Spectrum diagram shows a span resolution of 28MHz frequency range c Spectrum diagram shows a span resolution of 55MHz frequency ra...
Page 14: ...f signal level is OK but synchronization hasn t been achieved within 5 seconds either in channel modulation impairments or high noise level from the antenna system must be resolved To measure channel...
Page 15: ...ontrolled by pressing the key briefly section 4 3 8 4 3 7CONSTELLATION measurement mode This measurement mode is selected from MER BER mode by pressing the F2 key This mode displays the DVB T channel...
Page 16: ...ent mode in the process of creating a channel plan or a data logger page The screen view is shown in figure 4 3 14 Figure 4 3 14 The following data is shown on the screen 1 Voltage values off 12V or 2...
Page 17: ...ode allows you to perform all the operations with channel plans viewing editing deleting and creating channel plans The screen view is represented in the Figure 4 4 1 On the screen you will see the fo...
Page 18: ...me of up to 6 characters The bottom line shows the commands that can be activated by the functional keys These commands are as follows a F1 key to view and edit the selected frequency point b F3 key t...
Page 19: ...y is set to central frequency of the channel If the Analyzer is synchronized on DVB T signal then the real channel central frequency will be set Channel bandwidth is set according to channel template...
Page 20: ...s as viewing deleting and creating of a new page The screen view is represented in the Figure 4 4 5 and Figure 4 4 6 Figure 4 4 5 Figure 4 4 6 On the screen you will see the following data 1 table hea...
Page 21: ...columns and for analog channels in the MER and BER columns If the noise measurement has been disabled for one of the analog or digital channels will display in the second column for this channel If D...
Page 22: ...or DVB T channels with QPSK subcarriers modulation Default value 12 dB Available values 2 to 35 dB k MER QAM16 min The minimum value of MER for DVB T channels with QAM16 subcarriers modulation Default...
Page 23: ...the general parameters of the Analyzer The screen view is represented in the Figure 4 5 1 Figure 4 5 1 Choose parameter for editing with or keys Then scroll parameter with and keys The table represent...
Page 24: ...ow as Ok if the voltage is below 6 8 V Low status indicates Battery level status is calculated in percentage to help you to estimate the time remaining that the Analyzer will operate Please note that...
Page 25: ...er model its serial number modification and firmware version channel template name The screen view is represented in the Figure 4 7 1 Figure 4 7 1 Your DAT103 data are displayed in the upper part of t...
Page 26: ...launch To launch communication between DAT103 and your Personal Computer please follow these steps a Switch on the Analyzer b Plug the USB cable into the Analyzer USB port on the bottom panel c Choose...
Page 27: ...must be powered from an external power source When the download is complete the pop up window will confirm that the operation has been successfully completed The DAT103 will reboot and start operatin...
Page 28: ...ored d Load or Save Channel templates to DAT103 Channel templates include the following parameters a Audio carrier Audio carrier frequency offset from channel video carrier Uses for V A ratio measurem...
Page 29: ...is discharged or malfunctioning More than 8 5 V can also indicate battery malfunction The battery should be charged if it is low Section 4 8 or replaced in the service center if it is malfunctioning D...
Page 30: ...hipped in enclosed vehicles at temperature from 20 to 40 relative humidity 90 at 30 and atmospheric pressure of 84 to 106 7 kPa 630 to 800 mm Hg Cargo holds railway cars containers and truck beds util...
Page 31: ...32 Copyright 2013 LABGEAR Australia 42 Brunel Rd Seaford VIC 3198 Australia Tel 03 9776 4763 Rev 1 3 22 02 13...
