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ASOC Syllabus

The Syllabus for Grade I and Grade II written tests are same. For Grade I you need to appear 12 WPM morse code test and for Grade II 5 WPM morse code test. For Restricted grade licence there is only the written test no morse code test.

2.1 Amateur Station Operator's Grade II Examination

Part I - WRITTEN TEST

(a) Section I: Radio Theory and Practice:
    
    Elementary Electricity and Magnetism:
    Elementary theory of electricity, conductors 
    and    insulators, units, Ohm's Law, resistance
    in series and parallel, conductance, power 
    and    energy, permanent magnets and electro 
    magnets    and their use in radio work. self and
    mutual inductance; types of inductors used in
    receiving and transmitting circuits, 
    capacitance; construction of various types of
    capacitors and their arrangements in series 
    and/or parallel.

    Elememtary Theory of Alternating Currents:
    Sinusoidal alternating quantities peak, 
    instantaneous, R.M.S, average values, phase,
    reactance, impedance, capacitance, power 
    factor, resonance in series and parallel 
    circuits; coupled circuits;    transformers for
    audio and radio frequencies.

    Thermionic Valves:
    Construction of valves; Thermionic emission,
    characteristics, curves, diodes, triodes and
    multi-electrode valves; use of valves as rectifier,
    oscillators, amplifiers, detectors and frequency
    changers, power packs, stabilisation and smoothing,
    elementary theory and construction of semi-conductor
    devices - diodes and transistors.

    Radio Receivers:
    Principles and operation of T.R.F. and superhetrodyne
    receivers, CW reception, receiver characteristics -
    sensitivity, selectivity, fidility; adjacent channel
    and image interferance; A.V.C and sqelch circuits;
    signal to noice ratio.

    Transmitter:
    Principles and operation of low power transmitter;
    crystal oscillators, stability of oscillators.

    Radio Propogation:
    Wave length, frequency, nature and propogation of
    radio waves; ground and skywaves; skip distance;
    fading.

    Aerials:
    Common types of transmitting and receiving aerials.

    Frequency Measurement:
    Measurement of frequency and use of simple
    frequency meters.


(b) Section II: Regulations:
    
(a) Knowledge of
    (1) Wireless telegraph Rules
    (2) Wireless telegraph (Amateur Service) Rules
(b) Knowledge of International Radio Regulations as
    relating to the operation of amateur station with
    particular emphasis on the following:-

    -Designation of Emission           104 - 110
    -Nomenclature of the
     Frequency and wavelength          112
    -Frequency Allocations to
    -Amateur Service                   Article 5
    -Measures againest interferance    667 - 677
    -Interferance and Tests            693 - 703
    -Identification of Stations        735 - 737
                                       743, 772 - 773
    -Distress and Urgency              1389 - 1396
    -Transmissions                     1477 - 1478
                                           1481, 1483 
    -Amateur Station                   1560 - 1567
    -Phonetic Alphabets
     and figure code                   Appendix 16

(c) Standard Frequency and Time Signals Services
    in the world.

(d) The following 'Q' codes and abbreviations which
    shall have the same meaning as assigned to them
    in the conversation:-

    QRA, QRG, QRH, QRI, QRK, QRL, QRM, QRN, QRQ, QRS,
    QRT, QRU, QRV, QRW, QRX, QRZ, QSA, QSB, QSL, QSO,
    QSU, QSV, QSW, QSX, QSY, QSZ, QTC, QTH, QTR, QUM.

    Abbreviations:
    AA, AB, AR, AS, C, CFM, CL, CQ, DE, K, NIL, OK,
    R, TU, VA, WA, WB.

Advanced Amateur Station Operators Examination have 12 WPM morse code test and written test. There is some addition to Grade II Syllabus in Radio Theory and same syllabus for Regulations.

2.3 Advanced Amateur Station Operators Examination

Part 1 - WRITTEN TEST

(a) Section 1: Radio Theory and Practice:
    In addition to the syllabus prescribed for Amateur
    Station Operators Grade II examination, following 
    terms shall be included in the syllabus of Advanced
    Amateur Station Operator's examination:-
    (1) Motors and Generators - Elementary principles and 
        construction of alternators, motors and Generators.
    (2) Alternating currents - Construction of 
        transformers, transformer losses, transformer as
        a matching devuce.
    (3) Measuring Instruments - Moving coil and moving
        iron meters, Frequency meters.
    (4) Semi-conductor devices and Transistors -
        Elementary principles of conduction and 
        construction, symbols, biasing methods.
    (5) Power Supplies - Half wave and full wave
        rectifiers, smoothing and regulation,
        bridge rectifier.
    (6) Modulation - Principles of frequency modulation.
    (7) Transmittors and Receivers - Elementary 
        principles of transmission and reception of
        Facsimile and Television signals, elementary
        principles of transmitters and receivers
        employing single side band.
    (8) Propagation - Characteristics of ionosphere
        and troposphere. Properties of different
        reflecting layers, optimum working frequency,
        day and night frequencies.
    (9) Aerials - Principles of radiation, aerials for
        different frequency bands including aerials
        for microwave.
    (10)Space Communications - Elementary principles
        of communication via satellite.

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