Teachers – Page 48

Feedback

Explain the basic concepts of feed back amplifiers.
Explain types of negative feed back and their characteristics.
Explain effects of positive feed back on amplifiers.
Advantages of negative feed back.

Resistive, Inductive and Capacitive(RIC) Circuits

Calculate simple problems involving inductive and capacitive reactance.
Calculate simple problems involving RC, RL, LC, and RLC Circuits.

Fault Finding Equipment

Identify each of the Instruments.
Explain the operations, uses of functional parts and limitation of fault finding equipment.
Localizing fault to a component using test equipment.
Repair faults.

Kirchhoff’s Laws

Defining and stating vector diagrams.
Kirchhoff’s law.
Current law,
Voltage law.
Explaining current law using vector diagram.
Solving simple numerical problems involving Current and Voltage law.
Stating uses of Kirchhoff’s law and its advantages over Ohm’s law.

Safety Precaution in Television Workshop

Students should be able to:
Discharge smoothening Capacitor(s) in the power supply section of the Television.
Clean debris .’ and dust . collected around high voltage cage or the anode of the tube.
Take care and dispose picture tube properly.
Replace fuse and sensitive components with the right specification.

Radio Transmitter

Explain the function(s) and operation of radio transmitter.
Draw the block diagram of radio transmitter.
Explain the function(s) of each stage of radio transmitter