All exams are online now due to COVID related precautions | Download the app or write to us at

Certified DTH System Technician

How It Works

  1. 1. Select Certification & Register
  2. 2. Receive a.) Online e Learning Access (LMS)    b.) Hard copy - study material
  3. 3. Take exam online anywhere, anytime
  4. 4. Get certified & Increase Employability

Test Details

  • Duration: 60 minutes
  • No. of questions: 50
  • Maximum marks: 50, Passing marks: 25 (50%).
  • There is NO negative marking in this module.
  • Online exam.

Benefits of Certification

Rs.3,499 /-

Vskills has developed a new strategic framework for Skill Development for early school leavers and existing workers, especially in the unorganized sector to improve their employability called Trade Employable Skills (TES).

Trade Employable Skills does effective assessment and certification of candidates in different trade disciplines like Electrical, Electronics, Agriculture, Chemical, Automobile, IT, etc to make them job ready.

Why should one take this certification?

To demonstrate clear understanding and practical aspects and to get a visible recognition for this knowledge.

Table of Content

Practice Test

Companies that hire DTH System Technician

All small and medium companies need certified employees who have the requisite skills. There are more jobs opening up in the economy on a regular basis with the fast growth of the country.

Apply for Certification

By Net banking / Credit Card/Debit Card

We accept Visa/Master/Amex cards and all Indian Banks Debit Cards. There is no need to fill application form in case you are paying online.

Please click buy now to proceed for online payments.

  • Visa Card
  • Master Card
  • American Express


Fundamentals of satellite communications and earth stations

  • Elements of satellite communication system
  • Classification of satellites
  • Intelsat
  • Types of communication satellites
  • Advantage of the orbit
  • Disadvantages
  • Frequency selection
  • Multiple access techniques in satecom system
  • Frequency division multiple access (FDMA)
  • Time division multiple access (TDMA)
  • Advantages of TDMA over FDMA
  • Spread spectrum multiple access (SSMA)
  • Random access packet switching
  • Earth station and its classification
  • Class of earth station G/r dB/k
  • Class of earth station in domestic network
  • Important parameters of an earth station (DES)
  • G/T, figure of Merit
  • Effective Isotropic radiated power (EIRP)
  • Sub – System in a satellite communication network
  • Earth station system
  • Special features of Transportable earth stations
  • Special features of Transportable earth stations are
  • Polarization
  •  Types of Polarizers
  • Carrier- to-noise ratio
  • Bit error rate
  • Symbol error rate
  • Forward Error correcting (FEC)

PDA and Feed mounts – azimuth and elevation angles

  • Orientation of PDA with respect to the location of satellite
  • Feed mounts
  • Antenna sizes
  • Mounting Dishes
  • Azimuth
  • Elevation

Types of audio and video connectors

  • Audio connectors
  • XLR panel mount male and female receptacles
  • Video connector

Audio Video / RF Cables

  • Audio cables
  • Types of Audio cables
  • Types of audio cables, specification and its application
  • Video cable/RF cables

Equipments and Installation of DTH System

  • DTH (Direct to Home) system
  • DTH antenna
  • DTH LNB (low noise block)
  • DTH receiver
  • Installation of DTH
  • Offset and prime focus
  • Installation
  • Checklist
  • How the dish will be grounded
  • How the dish will be mounted
  • Step by step installation procedure
  • Install the dish support
  • Trenching and cable runs
  • Assemble the dish
  • LNB support
  • Electrical connection
  • Power and align antenna
  • Tools used in DTH

Integrated Receiver Decoder (IRD)


  • Components of Digibox
  • LNB
  • Receiver
  • Cable and connectors
  • Install a sky DIGIBOX
  • Use your TV and digibox to locate the correct satellite

Measurement of azimuth and elevation using compass and SAT meter

  • The satellite Dish
  • Level or Plumb the Mast
  • Obtaining Azimuth & Elevation Setting for the satellite Dish
  • Setting Elevation on the Dish
  • Using a compass to set Dish Azimuth
  • Using a Satellite Meter
  • Peak Aligning the Satellite


  • Circuits
  • Power requirements
  • Channels/Inputs
  • Primary and secondary phone lines
  • Earth ground
  • Controls and Indicator
  • Piezo sounder
  • Operation of DIGICOM
  • Operational modes
  • Installation of DIGICOM

Write a review

Please login or register to review