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Home > GCSE Electronics Resources
GCSE ELECTRONICS RESOURCES

Modified: 21:57, 25 October 2013

I have decided to reformat and update this page as it was difficult for me and my students to locate things quickly. There are sections for basic circuit examples, concepts, practical work such as breadboarding. These are focussed around GCSE Electronic Products course - OCR. For further progression and more able students, there are more topics on the A-LEVEL page
This page provides students and teachers with resources for . They are divided into categories and are mainly electronic theory rather than the product design and analysis aspects of the course. I have written most of them and they are free to use as and when you think appropriate. They are generally in PDF format because of file sizes. More will be added as time allows.

ON THIS PAGE:

- Adobe PDF document
- Crocodile Clips 3 circuit
- Powerpoint presentation - Livewire circuit
- Microsoft WORD

BASIC ELECTRICITY
MULTIPLES & SUB-MULTIPLES
- MULTIPLES CHART - Simple multiple and sub-multiple conversion chart. (6K)
- MULTIPLES POSTER - Simple multiple and sub-multiple conversion chart. (8K)
- MULTIPLES WORKSHEET - Converting numbers between different formats. (8K)
SIMPLE CIRCUITS & OHMS LAW:
- BASIC ELECTRICITY WORKSHEET - Questions on Ohms Law and Power Law. (14K)
- OHMS LAW ANALOGY - Simple explanation of V, I & R using water flow. (81K)
- SIMPLE CIRCUITS WORKSHEET - Questions on constructing basic circuits. (14K)
- TESTING CIRCUITS WORKSHEET - As above but simulating circuits on Livewire. (136K)

SERIES & PARALLEL:

- BULBS IN PARALLEL - An example of currents and Kirchoff Current law. (2K)
- SPEAKER PROBLEM - A question on parallel resistance - end of lesson quick thinker. (116K)
- CALCULATING RESISTANCE - Questions based on components in series and parallel. (40K)
POTENTIAL DIVIDERS:
- P.D. WORKSHEET - Questions on potential dividers and calculating voltages. (26K)
POWER SUPPLIES:
- MAINS POWER SUPPLY - Step by step worksheet constructing a simple mains PSU. (83K)
- SINE WAVE - Animated sine wave (Set to Repeat by pressing Ctrl+T or using menu). (560K)
COMPONENTS
PASSIVE:
- CAPACITOR FUNCTION - A useful analogy and explanation of capacitors. (85K)
- RESISTOR WORKSHEET - Simple tasks about resistors and resistance. (19K)
- CAPACITOR CHART - Displays capacitor types and the multiples used with values. (83K)

INPUTS & OUTPUTS:

- INPUT TRANSDUCERS - A sheet showing circuit symbols. (8K)
- OUTPUT TRANSDUCERS - More circuit symbols. (7K)
SEMICONDUCTORS:
- TRANSISTOR INFORMATION - Transistor types and the function of an NPN transistor. (51K)
- TRANSISTOR SPECIFICATIONS - An example of a manufacturers transistor spec. table. (5K)
- SEMICONDUCTOR DRIVERS - Examples of driving different devices using various drivers. (23K)
- SEMICONDUCTOR DRIVERS - Examples of driving different devices using various drivers. (10K)
- DARLINGTON PAIR - Current flow explained in an NPN Darlington pair configuration (3K)
- DRIVERS & AMPLIFIERS - The difference between Transistor Drivers and Amplifers (5K)
- DRIVERS & AMPLIFIERS - The difference between Transistor Drivers and Amplifers (15K)
- ANALYSING CIRCUITS 1 - Homework Tasksheet - set Thursday, analysing circuits (83K)
SWITCHES:
- RELAYS - A summary of how relays operate and their application. (798K)
- SWITCH EXAMPLES - Images of switches with questions. (2.41M)
ANALOGUE CIRCUITS
AMPLIFIERS:
- SIMPLE AUDIO AMPLIFIER - Audio amplifier producing about 1W. (38K)
- SIMPLE AUDIO AMPLIFIER - Simulation of audio amplifier. (14K)
SENSORS:
- SENSOR CIRCUITS - Light and heat sensor circuits using Darlington pair and op-amp. (6K)
- DESIGN A HEAT SENSOR CIRCUIT - A step by step explanation using an op-amp. (108K)
TIMING:
- 555 TIMER CIRCUITS - Astable and monostable circuits modelled. (5K)
- 555 MONOSTABLE APPLICATIONS - A practical timer, used in KS3 Timer project. (46K)
- 555 MONOSTABLE DESCRIPTION - Details of pin functions and basic circuit. (6K)
- 555 TONE GENERATOR YEAR 10 - A breadboard and circuit layout for practical work. (42K)
DIGITAL CIRCUITS
LOGIC GATES:
- LOGIC GATES - An introduction to Logic and Logic Gates and a worksheet. (138K)
- LOGIC GATE WORKSHEET - Simple questions on gates (23K)
BINARY COUNTING:
- COUNTING IN BINARY - An animated explanation of counting in binary from 0 to 15 - (250K)
- CREATING A BINARY/7-SEG COUNTER - Breakdown of circuit using Crocdile Clips 3. (56K)
- CREATING A BINARY RIPPLE COUNTER - Breakdown of circuit using Crocdile Clips 3. (68K)
DECADE COUNTING
- DECADE COUNTERS 1 - Simulation of how to use the CMOS 4017 counter (part 1) (10K)
- DECADE COUNTERS 1 - Image of how to use the CMOS 4017 counter (part 1) (38K)
- DECADE COUNTERS 2 - Simulation of how to use the CMOS 4017 counter (part 2) (7K)
- DECADE COUNTERS 2 - Image of how to use the CMOS 4017 counter (part 2) (14K)
- DECADE COUNTERS 3 - Simulation of how to use the CMOS 4017 counter (part 3) (16K)
- DECADE COUNTERS 3 - Image of how to use the CMOS 4017 counter (part 3) (20K)
PRACTICAL APPLICATIONS
PRINTED CIRCUIT BOARDS:
- PCB ROUTING TASK SHEET - A worksheet to help students route PCB tracks.
- PCB ROUTING ANSWER SHEET
PROJECT WORK:
- PROJECT EXAMPLES - To help students choose a theme for an Electronic Project, (13K)
TESTING:
- USING CROCODILE CLIPS - A help sheet for using Crocodile Clips 3, useful for yr 7's (297K)
REVISION & TESTS
REVISION MATERIAL:
- REVISION BOOKLET - Booklet covering some important aspects of the course theory. (430K)
TESTS:
- BASIC ELECTRONICS TEST - A mid first term assessment GCSE Electronic Products. (25K)
- ELECTRONIC TEST - Resistance, 555, basic components, Ohms law & waveforms. (111K)
- EXAM SURVIVAL - Some useful guidelines for students when taking examinations. (PDF - 10K)
- TIMING & AMPLIFICATION TEST - A quick test with 13 questions, ideal for an hour lesson. (16K)
EXAMS:
- GCSE ELETRONIC PRODUCTS EXAM - 2003 - Foundation tier paper
- GCSE ELETRONIC PRODUCTS EXAM - 2003 - Higher tier paper
COURSEWORK:
- ELECTRONIC PRODUCTS COURSEWORK - OBJECTIVE 4 guide
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