Syllabus For the trade of Cable tv operator Under Apprenticeship Training Scheme In the Informal Sector Designed in 2002 Government of India Ministry of Labour (D.G.E.&T.) CENTRAL STAFF TRAINING AND RESEARCH INSTITUTE EN Block, Sector V, Salt Lake Kolkata -700 091
LIST OF EXPERTS OF THE TRADE COMMITTEE MEMBERS WHO APPROVED THE SYLLABUS FOR THE TRADE OF CABLE TV OPERATOR Under Apprenticeship Training Scheme SL NO. NAME OF THE MEMBERS REPRESENTING ORGANISATION 1. Mr. H. Somasundaram Central Staff Training & Research Institute - Chairman 2. Mr. Paritosh Roy CNN Entertainment - Member 3. Mr. A.K. Mahendra Calcutta Cable Network - Member 4. Mr. R.N. Ghosh R.S. Communication - Member 5. Mr. H. Sharma Tara Cable Version - Member 6. Mr. T.K.Das R.D.A.T. Kolkata - Member 7. Mr. S.N. Pramanik Central Staff Training & Research Institute - Member 8. Mr. V. Babu Central Staff Training & Research Institute - Member 9. Mr. Sanjay Kant Central Staff Training & Research Institute - Member 10. Mr. T. Mukherjee Central Staff Training & Research Institute - Member 11. Mr. Sanjay Kumar Central Staff Training & Research Institute - Member 1
GENERAL INFORMATION Name of the Trade : Cable TV Operator N.C.O. Code No. : Duration of Apprenticeship : 6 months ( Including one week basic Training) Entry Qualification : Passed 10 th Class Examination under (10 + 2) system of Education or its Equivalent Ration of Apprenticeship to Workers : 1:3 Examination : Practical & viva-voice at the end of the Training. 2
Syllabus for the trade of Cable TV Operator under Apprenticeship Training Scheme Duration : 6 Months Basic Training ( One week) Familiarisation with the Trade : Its functioning, Networking system ; Observations of Safety Precautions required for the trade. Trade Practical Familiarisation on Antenna of various types; Installation of Antenna its alignment etc. Practice on Satellite Tracking- manual, motorised, remote control. Receiving of Polarisation signals- Vertical and Horizontal polarisation. Practice on measurement of out put power, channel frequencies, Use of db Meter etc. Distributing signals from main line- Wiring, Installation of Splitters, Tap off, Finding the cable loss, Power loss of different channels, Line maintenance- Indoor and Outdoor. Familiarisation with the Mixers, practice on balancing the gain of different channels, Overlapping etc. Installation of Line Amplifiers, Power Pass Amplifiers, Line Extenders, Practice of gain adjustment of various amplifiers. Line Loss management. Exercise in fault finding in Cable Net work, Rectification of faults/snags etc. Trade Theory Introduction to Basic Electricity : Current, Voltage, Resistance, Introduction, Capacitance, their relations. Ohm s Law, Kirchhoff s AC and DC circuits- their nature. Cells of various types- their characteristic. Measurement of Electrical Parameters, use of various measuring instruments. Introduction to Basic Electronics : Semiconductors materials, charge, P-type & N type materialstheir properties, uses P-N junctions, forward & revered bias, Power Diodes, Varactor Diode, Zener Diode, LEDs, LCDs. Transistors- bipolar, Unipolar, FET, MOS-FET, Amplifiers, oscillators etc. Digital Electronics : Decimal, Binary systems, Conversions; logic gates- truth Tables; Integrated Circuits- Analogue & Digital, their use. ALU, ROM, RAM, PROM, EPROM- their functions, Micro- Processors. TV Communication : Satellite Communication System : Up link, Down Link, C-Band, S-Band, Ku- Band Transmissions. 3
Types of Antenna : Dish Antenna- sizes, reflection, focal length, alignment, looking angles etc. Alignments, Looking angles, Method of Tracking- manual & motorised, low noise Block, LNB its position and alignment ; Receivers- Its Power output, Frequency in different channels, Power Measurement, Channel Frequency. Cables used for transmission: Types co-axial, optical etc. their characteristics, Line loss and its relation with frequencies, capacity etc. Channel Modulators- their adjacent channel modulators, channel width, gain etc. Types of Mixers- their functions, application, gain of different channel, Overlapping, method of balancing. Line Amplifiers, wide band amplifiers, method of adjustment of gain for different amplifiers, wide band amplifiers. Digital Transmission; digital receivers, Spectrum Analysers- its operation & uses fault finding methods in cable TV Net work; Procedure of removing snags etc. 4