8EC2-RADAR & TV ENGINEERING

UNIT 1 : RADAR -

Radar Block diagram, frequencies and applications. Radar range equation.

Continuous wave (CW) & FM radar; Moving target indicator (MTI) : Delay line cancellers, blind velocity

Pulse Doppler Radar. Tracking radar sequential lobbing, Conical scan and monopulse radar, Types of

display, Radar receivers, Noise figure.

UNIT 2 : NAVIGATIONAL AIDS

-  Principle of operation of Radar direction finder & range system.

LORAN system, DME, TACAN, Aircraft landing systems.

UNIT 3 : TV ENGINEERING-

Theory of scanning standards, Principles of  Monochrome and colour T.V.

system (PAL, SECAM, NTSC). Composite video signal analysis.

T.V Cameras :  Image orthicon, plumbicon, vidicon. CCD camera tubes.

Types of Monochrome and colour picture tubes, set-up adjustments. LCD and Plasma displays

UNIT 4 :

Picture, colour and sound carriers. Vestigial side band transmission. Encoding picture

information. Chrominance modulation.  Compatibility  of colour and monochrome T.V. systems. Block

diagram of T.V. transmitters. TV transmission & reception  antennas.

UNIT 5 :TV RECEIVER:

Functional block diagram of T.V. receiver, R.F. Tuner, I.F. amplifier, Video

detector, video  amplifier,  AGC, Synch.  Separation, Sync. Processing and AFC. Deflection oscillators,

vertical & horizontal deflection and sound system circuits. EHT generation. Common faults and their

diagnosis. Basic idea of HDTV, DBS-TV and 3D-TV.