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V. Ryan 2002-2017

 
     
 

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The section is aimed at introducing pupils to basic concepts of electronics. You will find that a range of basic electronics is covered including; component symbols, power sources, diodes, capacitors, transistors, LEDs and many more. Click on the aspect of electronics outlined below to view the information sheets.

 
     
 

COMPONENTS / SYMBOLS

 
 

 

 
 

1. Electronic Components and Symbols - 1

 
 

2. Electronic Components and Symbols - 2

 
 

3.Electronic Components and Symbols - 3

 
 

4. Symbols Summary Sheet

 
     
 

PDF FILE - CLICK HERE FOR PRINTABLE SYMBOLS EXERCISE

 
     
 

1. Lesson Starter - Electronic Components

 
 

2. Lesson Starter - Electronic Tools and Equipment

 
 

3. Basic Electronics - Wordsearch Exercise

 
     
 

COMPONENT AND CIRCUIT DETAILS

 
     
 

1. Batteries and LEDs

 
 

2. Button Batteries / Coin Cells - Simple Circuits

 
     
  SIMPLE LED TORCH PROJECT  
  Simple LED Torch Project - Rich Picture  
  Simple LED Torch - Design Problem and Brief  
  Simple LED Torch - Theme - Tropical Fish  
  Simple LED Torch - Torch Assembly  
  Simple LED Torch - Evaluation  
     
  MEMO BOARD - FLASHING LED PROJECT  
  Electronic Memo Board - Introduction  
  Electronic Memo Board - Rich Picture  
  Electronic Memo Board - Flashing LED Circuit  
  Electronic Memo Board - the Components  
  Electronic Memo Board - Circuit Diagram and Information Sheet  
  Electronic Memo Board - Circuit Layout  
  Design Problem and Brief for the Electronic Memo Board  
  Designing the Memo Board - 1  
  Evaluating the Electronic Memo Board  
     
 

3. Switches -1

 

4. Switches - 2

5. Switches - 3

  PDF FILE - CLICK HERE FOR SWITCHES / COMPONENTS WORKSHEET  
     

6. Incandescent Lamps (Bulbs) 1

7. Incandescent Lamps (Bulbs) 2

     

8. Series Circuits

9. Circuits in Parallel

10. A Series / Parallel Circuit

  11. Revision Cards - Series and Parallel Circuits  
     

12. Basic Circuit using Crocodile Technology

Circuit Simulation Software

 

13. The Diode

 
  14. Diodes - Revision Cards  
     
 

15. Capacitors

 
  16. Capacitors - Revision Cards  
 

17. Resistors

 
  18. Fixed Resistors - Revision Cards  
 

19. Using Crocodile Technology to Test the

20. Relationship between Resistors and Capacitors

 
 

21. Test Instruments

 
  22. Light Dependent Resistors  
  23. The Preset Resistor  
  24. Potentiometer / Variable Resistor  
  25.Making a Light / Dark Sensor  
  26. Sequence Drawing - Light/Dark Sensor  
  27. LDR Examination Question - 1  
  28. LDR Examination Question - 2  
  29. LDR Examination Question - 3  
  30. Sensor Question - LDR  
  31. Switches, Diode, Transistor and General Circuit Questions  
  32. The Thermistor  
 

33. Information Regarding Thermistor Circuits and Darlington Pairs

 
 

34. A Typical Temperature Sensor

 
 

35. Potential Dividers

 
 

36. SI Units and OHM's Law

 
 

37. Resistors - Questions

 
 

38. Relays and Practical Circuits

 
 

39. The Basics on Transistors

 
 

40. Transistors - Darlington Pairs

 
 

41. Transistor Exam Question

 
 

42. Transistor Breadboard Project

 
 

43. Transistor Darlington Pair Breadboard Project

 
 

44. Transistor Formulas and Calculations

 
 

45. Dual Transistor Multivibrator Circuit

 
 

46. Lesson Starter - Astable Transistor Circuit (Multivibrator)

 
 

47. Examination Questions : Dual Transistor Multivibrator Circuits

 
     
 

48. The Thyristor

 
 

49. Steady Hand Game - Thyristor Circuit

 
  PDF FILE - UPDATED STEADY HAND GAME AND RESOURCES  
     
  50. The Thyristor - Revision Cards  
 

51. Breadboards

 
 

52. Examination Questions - Jigs

 
 

 

 

 

 
 

CONTROL SYSTEMS

 
 

 

 
 

1. Analogue / Digital Systems

 
 

2. Control Systems

 
 

3. Control Systems - An Example

 
     
 

MODULAR ELECTRONICS

 
     
 

1. Modular Electronics

 

2. Modular Electronics - Control Studio -1

3. Modular Electronics - Control Studio -2

4. Modular Electronics - Control Studio -3

DIGITAL ELECTRONICS AND LOGIC GATES

1. Digital Electronics and Logic Circuits - 1

2. Digital Electronics and Logic Gates - 2  (Role of Transistors)

3. Basic Logic Gates and Logic Tables

4. Alternative representations of Logic Tables

5. Example Logic Circuit - 1

6. Example Logic Circuit - 2

     

7. The 4081B Integrated Circuit (AND gate) - a Practical Example.

8. The 4081B - Circuit Design

  PDF FILE - CLICK HERE FOR PRINTABLE WORKSHEET ON THE 4081B  
     

9. Digital Logic Circuit Exam Question 1

10. Digital Logic Circuit Exam Question 2

11. Digital Logic Circuit Exam Question 3

12. AND Gate Sample Question

13. AND Gate Sample Answer

12. The Binary System

13. Integrated Circuits - 1

14. Integrated Circuits - 2

15. Integrated Circuits - 3

 

THE 555 INTEGRATED CIRCUIT

 
 

1. The 555 Integrated Circuit (Timer) - a Simple Explanation

 
 

2. The 555 IC as an ASTABLE Circuit

 
 

3. The 555 IC as a MONOSTABLE Circuit

 
 

4. 555 MONOSTABLE Examples

 
 

5. The MONOSTABLE Circuit in more detail

 
 

6. Animation 1 -  555 Timer Circuit - Frames Created by Crocodile Technology 3D

 
 

7. Animation 2 - 555 Timer Circuit - Frames Created by Crocodile Technology 3D

 
     
 

8. Monostable Timer Examination Questions - 1

 
 

9. Monostable Timer Examination Questions - 2

 
     
 

10. ASTABLE 555 Breadboard Project

 
 

11. 555 ASTABLE Examples

 
 

12. The ASTABLE Circuit in more detail

 
 

 

 
     
 

THE 741 OPERATIONAL AMPLIFIER

 
 

1. The Operation Amplifier used as an Amplifier - a Simple Explanation

 
 

2. The 741 Operational Amplifier used as an Amplifier with Sensors

 
 

3. The 741 Operational Amplifier - an introduction

 
 

4. Inverting and Non-inverting 741 Amplifiers

 
 

5. The 741 Operational Amplifier as a Comparator

 
 

6. 741 Operational Amplifier Comparator Examination Questions and Information

 
     
 

THE 4017B DECADE COUNTER

 
 

1. How the 4017B decade Counter Works

 
 

2. Adding a Motor and a Solenoid to the 4017B Decade Counter

 
     
  ELECTRONIC KITS  
     
  1. Amplifier Project (TBA 820M AMPLIFIER KIT)  
  2. TBA 820M Amplifier Kit  
  3. Casing Design - Amplifier Project  
  4. Speaker Holes - Writing Styles  
  5. Character / Stand Design  
     
  6. Manufacturing the Amplifier Casing  
  7. Manufacturing the Amplifier Casing - Sequence Drawing  
     
 

(UNDER CONSTRUCTION)

 
 

1. INDIVIDUAL RESEARCH THEME and EXAMINATION QUESTIONS

THEME: RAILWAY TRANSPORT
CONTEXT: OPERATING SYSTEMS

 

Pupils research the theme as they work through the resources/questions below. They should draw on all the skills and techniques developed through the Systems and Control course.

 

*PLEASE NOTE: You may need to use the search facility on the index page of this site to find information when answering some of the questions*

 

 
     
  PDF FILE - CLICK HERE FOR PRINTABLE QUESTION PAPERS  
     
 

1. Systems Diagram and Rack and Pinion

 
 

2. Types of Motion, Relays and Diode

 
 

3. 555 Timer, Relay and Diode

 
 

4. Light Sensor, Relay and Diode

 
 

5. Systems Diagram and Thermistor

 
 

6. Sensor and Logic Gates

 
 

7. PIC_Microcontroller, Output and Input

 
 

8. PIC-Microcontroller, Progamming and Flow Charts

 
 

9. Micro-Controller, Inputs and Outputs and Programming

 
 

10. Injection Moulding 1

 
 

11. Webs / Ribs (Orthographic Drawing) and Bearings

 
 

12. Casting and Safety

 
 

13. Gear Ratio and RPM

 
 

14. Gear Ratios, Compound Gears

 
 

15. Injection Moulding - 2

 
 

16. Light Sensor Circuit

 
 

17. Flow Chart /Programming

 
 

18. Rack and Pinion

 
     
 

2. INDIVIDUAL RESEARCH THEME and EXAMINATION QUESTIONS

THEME: THEME PARKS
CONTEXT: OPERATING SYSTEMS

 

Pupils research the theme as they work through the resources/questions below. They should draw on all the skills and techniques developed through the Systems and Control course.

 

*PLEASE NOTE: You may need to use the search facility on the index page of this site to find information when answering some of the questions*

 

 
     
 

1. Systems Diagram and Rack and Pinion

 
 

2. Types of Motion and Sensor Circuit

 
 

3. 555 Timer, Relay and Diode

 
 

4. Spring and CAM

 
 

5. Light/Dark Sensor, Darlington Pair, Relay and Diode

 
 

6. PIC-Microcontroller and Sensor

 
 

7. Systems Diagram and Temperature Sensor

 
 

8. Sensor and Logic Gates

 
 

9. Mechanisms and PIC-Microcontrollers

 
 

10. PIC Microcontroller and Output Bits

 
 

11. Inputs, Outputs, Progamming and Flow Charts

 
 

12. Programming Inputs and Outputs including Flow Charts

 
 

13. Input, Process, Output and Transistors

 
 

14. Input, Process, Output and Binary Numbers

 
 

15. Flow Chart and Sub-Routines

 
 

16. Gear Ratios

 
 

17. Gear Ratios - Compound Gears