General Information; Introduction; Safety Precautions - Labgear DAT103 Operating Manual

Dvb-t signal analyzer
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1.1 Introduction

This operating manual introduces the design, functions and basic instructions for
operation of the LABGEAR DAT103 Digital and Analogue Television analyzer.
DAT103 is designed to permit optimal testing and adjustment of complete television
and broadcast distribution networks, network components and related electronic products.
The analyzer allows measurement DVB-T Digital and Analogue TV signals.
DAT103 can be useful in a laboratory, or in the field thanks to flexible powering options
that includes an internal re-chargeable Li-ion battery.
In this manual the following abbreviations are used:
ADC
BER
CD
COFDM
DVB-T
IF
LCD
MER
MPEG2
PC
preBER
postBER
QAM
QPSK

1.2 Safety precautions

Thoroughly inspect the product and carefully read the related documentation to get
acquainted with all the safety markings and instructions before you start to operate the
analyzer.
WARNING Only trained service personnel should attempt to repair this analyzer.
CAUTION Tuning the analyzer and replacement of the components that influence the
accuracy of measurements without service personnel is strictly prohibited, since the
components used in the Analyzer are purpose-made and their replacement will result in
inaccurate operation of the Analyzer. To exclude the possibility of mechanical damage to
the DAT103, the instructions regarding the storage and transportation (Sections 7 and 8)
of the analyzer must be observed.
Take care to keep coax braid wire cuttings away from your analyzer. Just one piece
inside can be expensive to locate and remove and may even cause permanently damage.
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GENERAL INFORMATION

- Analog-to-Digital Converter
- Bit Error Ratio
- compact disk
- Coded Orthogonal Frequency Division Multiplexing
- Digital Video Broadcasting - Terrestrial
- Intermediate Frequency
- Liquid Crystal Display
- Modulation Error Ratio
- Motion Pictures Expert Group
- Personal Computer
- BER before Viterbi decoder
- BER after Viterbi decoder
- Quadrature Amplitude Modulation
- Quadrature Phase Shift Keying

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