BROAD BASED BASIC TRAINING (One Year ) MODULE – ECBT - 3: BASIC ELECTRONICS (Duration - 8 weeks ) I) COURSE CONTENT Practical Tool Identification, safety Familiarization with Components. Theory precautions, Knowledge of tools used in Electronics Lab. Electronic Safety precaution in Electronics Lab. Different Type of Soldering Iron. Use of Soldering Iron. Color Code of Fixed Resistors. Use of various Meters for Measuring Voltage, Current , Resistance etc. Safe Handling of Instruments . Use of Digital & Analog Multimeter. Familiarization with CRO. Measurement of L, C and R using LCR bridge. Identification & Testing of various types of Diodes. Familiarization with CRO, Operating knobs. Construction of Half Wave & Full Wave Rectifiers. Calculation of Ripple using Filters to improve DC Output. Transistor Testing, study the transistor characteristics. Construction of single stage amplifier. Construction of a transistor- switch and to drive a relay. Soldering Process. Components. Flux. Basic Electronic Passive Components: Resistor, Capacitors & Inductor, Moving coil & Moving Iron meter. Working principle of analog Multimeters. Introduction to surface mounting devices. Conductor, Insulator and Semi Conductor. P Type and N-Type semi conductors. P-N Junction, Diode Construction, V-I Characteristics, Forward and Reverse Bias, Half Wave , Full wave rectification using Centre tap transformer and Bridge Rectifier. Filter Circuit. Regulator, Zener Diode. Varactor, PIN, Tunnel Diode, LED, LDR, IRED, LCD, etc. Transistor- Construction, Working and Configuration, Symbols. Input & Output Characteristics of Common Base, Common Emitter and Common Collector Configuration, Biasing of Transistors. Small Signal & Multi Stage Amplifier- RC Couple, Direct Couple and Transformer Coupled Amplifier. Concept of Negative & Positive Feedback. Construction of RC Phase Shift Oscillator. Oscillator & Multi vibrators. : RC & LC Construction of Astable and Bistable Oscillators. Astable & Bistable Multivibrator multivibrator. using transistor Circuit. Plotting of V-I Characteristics of SCR Construction, UJT, Power MOSFET, TRIAC, DIAC- Construction and Working. SCR/Triac, study of light Dimmer. Lab Demonstration of all types of Digital Digital Electronics- Introduction, Number System, Binary to decimal conversion and Logic Gates. vice versa. Digital Logic Gates, Op Amps applications, IC 555. Verification of all truth table. Introduction to assembly of different types of ICs used in Electronics circuits. Familiarization with various IC and their Concept of static charge Packages. Terminal Objective : After completion the participants will be able to : use the hand tools correctly & safely use wire gauge, feeler gauge, read colour code of resisters etc. capacitors, verify ohms law, series, parallel connections etc. use voltmeter, ammeter, ohm meter & multimeter correctly, observing safety precautions in handling them. use of Wheat-stone bridge, LCR bridge to measure L C & R solder wires on PCB, using proper soldering iron of different wattages correctly. identify & test hf, af coils, wind small coils & test them Read data book for semiconductors, connect them properly in circuits, plot characteristics. Use of oscilloscope, signal generator, transistor tester etc.. Trace circuit diagrams & interpret circuit diagrams.
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