This is an electronically editable research task consisting of 12 pages. Learners to find out the working properties, physical properties, applications and other information as appropriate and record their findings in the tables.
It is based on the AQA GCSE Design & Technology specification and includes the following materials:
Manufactured boards
Softwoods
Hardwoods
Thermoplastics
Thermosetting plastics
Non-ferrous metals
Ferrous metals
Alloys
A PDF version is also provided to allow the resource to be printed where learners have limited ICT access.
Powerpoint document: A picture of a component and its symbol are presented on the screen. The first click reveals the component name and the seconds click reveals the function of the component. Good as a lazy starter or plenary activity. Includes the following components:
Resistor
Preset resistor
Capacitor
LDR
LED
Diode
Transistor
FET
Thyrsior
PIC Microcontroller
Three worksheets: students to identify tools used in the construction of electronic circuits and state their purpose. The worksheets include the following tools:
Soldering iron
Soldering iron stand
Side cutters
Long-nosed pliers
Pliers
Cross-head screwdriver
Flat head screwdriver
Desoldering pump
Crimp tool
Precision screwdrivers
Solder
Desoldering braid
Safety glasses
Seven pages of notes relating to logic gates. Building from the basics of the difference between analogue and digital signals and how logic levels can be represented by voltages. Circuit symbols, boolean expressions and truth tables are explored. This resource is an introduction to PART 2 which covers concepts of combinational logic.
Logic and voltage levels
Logic gates
Logic gate symbols
AND, OR and XOR gates
NAND, NOR and XNOR gates
NOT gates
Propagation delay
Flash card activity for electrical workshop tools and equipment. Set of 23 flashcards to cut out. A 23 page powerpoint gives a description of each tool and students to place or stick appropriate images over the six blank spaces on worksheet. Good for starters/plenary, appropriate tools can be selected depending on focus of the lesson. Tools covered are:
Pipe bender
Bending sprint
Pliers
Side cutters
Claw hammer
Battery drill
Drill bit
Hole saw
Spirit level
Stanley knife
Hacksaw
Junior hacksaw
Screwdrivers
PVC pipe cutter
Pipe grips
Steel tape measure
Metal bender
Continuity meter
Proving unit
Voltage detector
Test plug
Six worksheets used as an extended learning activity or homework. They cover the following topics:
Soldering skills
Electronics tools and equipment
Electronic Components 1
Electronic Materials
Electronic Components 2
Electronic Materials
Resistant Materials (plastics)
An extensive flash card activity for electrical equipment and accessories. Set of 40 flashcards to cut out. A 40 page powerpoint gives the name of the equipment and students to place or stick appropriate images over the six blank spaces on worksheet. Good for starters/plenary, different cards can be selected depending on the content of the lesson.
A set of notes covering a broad range of electronics topics relating to A-Level Systems & Control. There are 44 pages and they cover the following topics:
Symbols
Conductors & Insulators
Resistor colour codes
Resistor suffixes, E12
E24
Potentiometer overview
Capacitor types
Applications of capacitors (coupling, decoupling, smoothing and timing)
Diodes
Diodes and back EMF
Rectifiers
Operational amplifiers
Comparator circuit - temperature sensor
Inverting amplifier
Non-inverting amplifier & Buffer
LEDs
LED Characteristics
Photodiodes
Photoconductive and photovoltaic modes
Phototransistors
Optocouplers
Optocoupler application
Phototransistors
Slotted optoisolators
RC Timing
RC Delays
555 Astable circuit
Calculating astable frequency & Monostable circuit
Bipolar transistors
MOSFETs
ESD
DC Motors
H-Bridge motor control description
L293 half-bridge driver
L293 continued
PWM speed control
Digital electronics - TTL and CMOS characteristics
Logic levels, ESD and floating logic levels
AND, OR and XOR symbols and truth tables
NOT, NAND & NOR symbols and truth tables
XNOR symbol and truth table
Combinational logic 1
Combinational logic 2
4017 Decade counter