Under. Apprenticeship Training Scheme

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Candice Ethel Parsons
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1 SYLLABUS For the trade of MECHANIC DTH & OTHER COMMUNICATION SYSTEM Under Apprenticeship Training Scheme Government of India Ministry of Labour & Employment Directorate General of Employment & Training New Delhi

2 GENERAL INFORMATION Name of the Trade : Mechanic DTH & Other Communication System N.C.O. Code No. : , Entry Qualification : Passed 10 th class examination under 10+2 system of education or its equivalent. Duration of the Apprenticeship Training : 02 years Rebate allowed in Apprenticeship Training : One year and six months for trainees completed Broad Based Basic Training in Electronics Sector under Centre of Excellence Scheme and Advanced module of Centre of Excellence Scheme in Communication System. Ratio of apprentices to workers other than : 1:2 unskilled workers Terminal Behavior : To install, commissioning and configure the DTH and other communication system Course Outline : The training shall comprise ofa) On the job training On the shop floor training apprentice should learn complex operations or skills and develop methods of work speed, accuracy and finish in jobs which should consists of operations/skills already learnt earlier. b) Project Each apprentice shall under take a project. The duration of the project shall be two Weeks.

3 Syllabus for Mechanic DTH & Other Communication System SR.NO. SHOPFLOOR TRAINING 1 1. To understand working principles of Telephone Instruments and EPABX system with respect to industries 2. Fault finding telephone instrument and EPABX system. 3.To understand automatic exchanges To understand & fault finding of AM/FM/ transmitter & Receiver. with respect to industries 2. To understand various types of modulation such as PAM, PDM, PPM, PCM. 3. To understand FDM & TDM 3 1. To understand & fault finding in demodulator circuit used in PCM system. 2. To understand Fiber optics communication& its characteristic 3.To understand the joining techniques, laying techniques etc. 4. To understand of LASER & optical transmitter. with respect to industries RELATED INSTRUCTIONS Telephone and EPABX System: principles of manual and automatic exchanges. Modulation Theory and Circuit: - Amplitude modulation, AM-DSB, AM- DSB/SC, AM-SSB and their comparison. Modulating and demodulating circuits for AM, FM, and phase modulation. Automatic frequency control. Pulse modulation: PAM, PDM, PPM, PCM, delta modulation and circuits. Principles of multiplexing FDM and TDM, frequency generation and synchronization circuits Communication System: - Signal to noise ratio in envelope detectors, signal to noise ratio in envelope detectors, signal to noise ratio PCM systems, comparison of modulation system. Optical Communication: - Need of optical communication; Laser & related devices as sources in optical transmitters, modulation techniques- Analog, Digital, Optoelectronics device for receiver- APD s PCN photodiodes, etc. Low- noise front ends for optical receiver; Free space and fiber- optic communication: Basic of fiber optic characteristics, measurement, joining techniques, laying techniques etc To understand Microwave Transmitter with respect to industries 2. To understand Microwave Microwave Links: - Terrestrial line- of - sight communication links, propagation, effects of atmosphere, interference, fading sites and route selection,

4 Receiver. with respect to industries 3. To understand GCM Mobile & fault finding 4. To understand CDMA Mobile & fault finding. 5. To understand the Broadband / Triband system of communication. 6. To understand Blue tooth/ infrared communication 7. To understand Wmax system. with respect to industries terminal equipments, including multiplexers, transmitters/receivers. Introduction to troposcatter communication & satellite communication. Mobile Networking :- GSM, CDMA, TDMA, FDMA, SDMA system Broadband system, Triband System Blue tooth & Infrared techniques in mobile fields. Introduction to Wmax System 5 1) To understand Direct to home ( DTH) system, 2) To understand the working of equipment used in DTH. 3) Installation & troubleshooting of DTH system with respect to industries Introduction to CAS & DTH system 6 1)To understand satellite communication system. with respect to industries 7 2) To understand the working of equipment used in earth station. Project work Satellite Communication: - Need of Satellite communication, Low- Orbiting and geo- synchronous satellite for communication, choice of frequency bands, current standards. Satellite location in Geo synchronous orbits, current standards, Digital modulation techniques, signal strength calculation, choice of antennas and on board systems, Earth stations antennas, terminal equipments, interfacing with ground network etc. INTELSAT, INSAT, MOLNIYA and other typical systems, satellite broadcasting- basic principles, Remote sensing - basic principles.. Soldering technique, Manuel, Wave soldering, SMD / SMT Technology. SMD Soldering Technique. PCB Design with Latest software/

5 Tools available in the market. At the end of term apprentice should undergo Examination for respective module Examination Scheme for Ex-ITI (COE - ELECTRONICS) Sr no Title Total Minimum 1 Project Work based on Practical Training in respective Industry 2 Practical Test / Viva based on Practical training in respective Industry Total Obtained

Mechanic Repair & Maintenance of Instrument used in Electrical Engineering

Syllabus for the trade of Mechanic Repair & Maintenance of Instrument used in Electrical Engineering Under APPRENTICESHIP TRAINING SCHEME GOVERNMENT OF INDIA MINISTRY OF LABOUR & EMPLOYMENT (DGE&T) CENTRAL