Technology-Small

TERM 1

Content

Focus: Resistors

Function and application of the fixed and variable resistor types used in electronic products:

Ohm’s law

Resistor colour codes

Value of resistor networks in series and parallel

Practical task

Design and make a moisture tester which can be used to test the moisture content of soil.

Design and make a timing circuit which can be used with board games

 

Skills

Application of mathematical skills to calculate protective resistor values used in series with LED’s

Application of equations to determine resistor values used in series with LEDs when designing circuits

Quality control in Electronics

Interpreting and communicating the results of analysis

To use the resistor colour codes to determine resistor values, including tolerance.

To determine value of resistor networks in series and parallel
Develop Soldering and fault finding skills.

 

TERM 2

Content

Focus: Process components

Transistor

Thryistor

Darlington pair transistors

Field effect transistor (FET)

carbon nanotubes as semiconductors

555 timer in monostable and astable mode

Operational amplifier (Op-Amp) as a comparator

Power Sources

batteries, including rechargeable types

mains power

solar power

 

Skills

Analyse and evaluate processes and products

Identification, function and application of process components used in the production of electronic products:
Function, application and advantages/disadvantages of power sources used in electronic products.

 

TERM 3

Content

Focus: Output components

bulbs

buzzers

light emitting diodes (LEDs)

loudspeakers

motors

solenoids

7-segment display

LED dot matrix display

liquid crystal display (LCD)

Capacitors

Function and application of the following components used in electronic products

polarised

non polarised

Circuit testing

voltmeter

ammeter

multimeter

 

Skills

Analyse and evaluate processes and products

Develop practical skills to apply and use measuring devices when testing circuits.

Recognise the function and application of output components when designing practical circuits
Design creatively.