Rejuvenation of Science Engineering and Technology related TLTP and other legacy material

CALGroup Resources from ReSET Project
A collection of 109 Learning objects derived from CALGroup in the areas of Electronic Engineering and Data Communications. These learning objects were created by the ReSET Project.

• Inverting Amplifier : 1 Negative Gain
  Derivation of gain in an Inverting Operational Amplifier Circuit. Includes a student workbook (Learning object 1/3).
• Inverting Amplifier : 2 Gain Question
  Inverting Operational Amplifier question on gain. Includes a student workbook (Learning object 2/3).
• Inverting Amplifier : 3 Voltage Question
  Inverting Operational Amplifier question on voltage. Includes a student workbook (Learning object 3/3).
• Inverting Amplifier
  This resource is a sequence of 3 learning objects dealing with the Inverting Amplifier. Includes 3 student workbooks.
• Non Inverting Amplifier : 1 Positive Gain
  Derivation of gain in a Non-Inverting Operational Amplifier circuit. Includes a student workbook (Learning object 1/3).
• Non Inverting Amplifier : 2 Gain Question
  Non-Inverting Operational Amplifier question on gain. Includes a student workbook (Learning object 2/3).
• Non Inverting Amplifier : 3 Voltage Question
  Non-Inverting Operational Amplifier question on voltage. Includes a student workbook (Learning object 3/3).
• Non Inverting Amplifier
  A sequence of 3 learning objects dealing with the non inverting amplifier. Includes 3 student workbooks.
• Integrator : 1 Voltage Ramp
  Operational Amplifier Integrator circuit Demonstration. Includes a student workbook (Learning object 1/5).
• Integrator : 2 Circuit Diagram
  Operational Amplifier Integrator circuit including derivation of time constant. Includes a student workbook (Learning object 2/5).
• Integrator : 3 Example
  Operational Amplifier Integrator circuit numerical example. (Learning object 3/5).
• Integrator : 4 Output Voltage Question
  Operational Amplifier Integrator circuit output voltage question. Includes a student Workbook (Learning object 4/5).
• Integrator : 5 Input Voltage Question
  Operational Amplifier Integrator circuit input voltage question. Includes a student workbook (Learning object 5/5).
• Integrator
  A collection of 5 learning objects dealing with the Integrator. Includes 4 student workbooks.
• Synchronous Protocols : 1 Transmission
  Advantages of Synchronous Transmission, deriving the Synchronous Clock at Receiver. Includes student workbook. (Learning object 1/7).
• Synchronous Protocols : 2 Control Characters
  Synchronous protocol control characters. Includes student workbook. (Learning object 2/7).
• Synchronous Protocols : 3 Protocol Analyser
  Protocol Analyser, including demonstrations and communication flow. Includes student workbook. (Learning object 3/7).
• Synchronous Protocols : 4 Data-Link Escape Stuffing
  Data-Link Escape (DLE) Stuffing. Includes student workbook. (Learning object 4/7).
• Synchronous Protocols : 5 High Level Data-Link Control Protocol
  Synchronous Protocols, HDLC protocol, HDLC frames and flag sequence. Includes student workbook. (Learning object 5/7).
• Synchronous Protocols : 6 High Level Data Link Control Protocol Demonstration
  High Level Data Link Control (HDLC) Protocol Demonstration. (Learning object 6/7).
• Synchronous Protocols : 7 Flag Sequence
  Flag sequence used transmitting data in synchronous communication. (Learning object 7/7).
• Synchronous Protocols
  This resource contains a sequence of 7 learning objects dealing with Synchronous Protocols. Includes student workbooks for some learning objects.
• Asynchronous Protocols : 1 Transmission
  Asynchronous Transmission, including interactive demonstrations. Includes student workbook. (Learning object 1/3).
• Asynchronous Protocols : 2 Waveform
  Asynchronous waveform format, including ASCII character example. Includes student workbook. (Learning object 2/3).
• Asynchronous Protocols : 3 Echoplexing
  Echoplexing allows error detection and correction in asynchronous communication, including demonstration. Includes student workbook. (Learning object 3/3).
• Asynchronous Protocols
  This resource contains a sequence of 3 learning objects dealing with Asynchronous Protocols. Includes student workbooks for each learning object.
• Open Systems Interconnection
  Open Systems Interconnection model, including example of application layers. Includes student workbook.
• Elements of Protocols : 1 Introduction
  Introduction to protocols, contention, addressing, parity and error detection. (Learning object 1/10).
• Elements of Protocols : 2 Transmission Control
  Covers protocols, addressing. Includes student workbook. (Learning object 2/10).
• Elements of Protocols : 3 Contention
  Covers protocols, contention. Includes student workbook. (Learning object 3/10).
• Elements of Protocols : 4 Communication
  Covers protocols, addressing. Includes student workbook. (Learning object 4/10).
• Elements of Protocols : 5 Parity Error Detection
  Covers protocols, parity and error detection. Includes student workbook. (Learning object 5/10).
• Elements of Protocols : 6 Checksum
  Parity, checksum and error detection. Includes student workbook. (Learning object 6/10).
• Elements of Protocols : 7 LRC & VRC
  Covers protocols, parity, checksum, LRC & VRC and error detection. Includes student workbook. (Learning object 7/10).
• Elements of Protocols : 8 Cyclic Redundancy Check
  Covers checksum and error detection. Includes student workbook. (Learning object 8/10).
• Elements of Protocols : 9 Automatic Repeat on reQuest
  Covers error detection method. Includes student workbook. (Learning object 9/10).
• Elements of Protocols : 10 Line Utilisation
  Covers protocols, parity and line utilisation. Includes student workbook. (Learning object 10/10).
• Elements of Protocols
  This resource contains a sequence of 10 learning objects dealing with Elements of Protocols. Includes student workbooks for most learning objects.
• Diode Construction : 1 Materials
  Covers diode contruction and materials. Includes a student workbook (Learning object 1/2).
• Diode Construction : 2 Packaging
  Covers diode packages. (Learning object 2/2).
• Diode Construction
  This resource is a sequence of 2 learning objects dealing with diode construction. Includes a student workbook.
• Diode Performance : 1 Symbol
  Covers diode symbols. (Learning object 1/5).
• Diode Performance : 2 Resistor Characteristics
  Covers diode voltage, current and resistance characteristics. Includes a student workbook (Learning object 2/5).
• Diode Performance : 3 Resistance Demonstration
  Covers diode resistance characteristics. (Learning object 3/5).
• Diode Performance : 4 Resistor Question
  Covers diode resistance characteristics. Includes a student workbook (Learning object 4/5).
• Diode Performance : 5 Biasing
  Covers diode characteristics, biasing of diodes. Includes a student workbook (Learning object 5/5).
• Diode Performance
  A collection of 5 learning objects dealing with diode performance. Includes three student workbooks.
• Diode Applications : 1 Rectifier Applications
  Diodes in a rectifier configuration. (Learning object 1/9).
• Diode Applications : 2 Rectifier Circuit
  Diodes in a rectifier circuit. Includes a student workbook (Learning object 2/9).
• Diode Applications : 3 Biasing Question
  Diode question in a rectifier circuit. Includes a student workbook (Learning object 3/9).
• Diode Applications : 4 Resistance Question
  Diode question in a rectifier configuration. Includes a student workbook (Learning object 4/9).
• Diode Applications : 5 Adding a Capacitor
  Adding a capacitor to a rectifier circuit. Includes a student workbook (Learning object 5/9).
• Diode Applications : 6 Capacitive Effect
  Adding a capacitor to a rectifier circuit. (Learning object 6/9).
• Diode Applications : 7 Ripple Voltage Example
  Example calculating the ripple voltage in a half wave rectifier circuit with a smoothing capacitor. Includes a student workbook (Learning object 7/9).
• Diode Applications : 8 Ripple Voltage Example
  Example calculating the ripple voltage in a half wave rectifier circuit with a smoothing capacitor. Includes a student workbook (Learning object 8/9).
• Diode Applications : 9 Common Applications
  Diode applications in a Limiter and an RF Detector. Includes a student workbook (Learning object 9/9).
• Diode Applications
  A collection of 9 learning objects dealing with diode applications. Includes seven student workbooks.
• Introduction to Transistors : 1 Transistor Devices
  Illustrations and information on transistor package types and manufacturing materials used. (Learning object 1/10).
• Introduction to Transistors : 2 Bipolar Junction Transistor
  Illustrations and information on the npn and pnp Bipolar Junction Transistor physical make-up, circuit symbols and behavioural differences. Includes a student workbook (Learning object 2/10).
• Introduction to Transistors : 3 NPN Transistor Behaviour
  Illustrations and information of electron flow and biasing of an NPN Bipolar Junction Transistor in circuit. Includes a student workbook (Learning object 3/10).
• Introduction to Transistors : 4 Common Emitter Amplifier
  Illustrations and information on the current flow and gain of the Common Emitter Amplifier. Includes a student workbook (Learning object 4/10).
• Introduction to Transistors : 5 Amplifier Gain Question
  Question on the gain of a common emitter amplifier circuit. Includes a student workbook (Learning object 5/10).
• Introduction to Transistors : 6 Transistor Devices
  Illustrations and information on transistor package types and manufacturing materials used. (Learning object 6/10).
• Introduction to Transistors : 7 Characteristic Curves
  Graphically shows the behaviour of a Common Emitter Amplifier through characteristic curves. Demonstrates how changes in collector current, base current and collector/emitter voltage influence each other. (Learning object 7/10).
• Introduction to Transistors : 8 The Load Line
  Description of the load line superimposed on the characteristic curve of the Common Emitter Amplifier circuit. Graphical representation of operation in both cut-off and saturated regions. Includes a student workbook (Learning object 8/10).
• Introduction to Transistors : 9 Load Line Questions
  Questions on collector current and collector/emitter voltage from the characteristic cuves. Information on the behaviour of the Common Emitter Amplifier and graphs of the characteristic curves. Includes a student workbook (Learning object 9/10).
• Introduction to Transistors : 10 The Operating Point
  Graphically illustrates the behaviour of signals passing through a Common Emitter Amplifier circuit. Demonstrates the use of this circuit as a small signal amplifier. Includes a student workbook (Learning object 10/10).
• Introduction to Transistors
  A collection of 10 learning objects dealing with an Introduction to Transistors. Includes seven student workbooks.
• Describing Amplifier Performance : 1 Amplifier Gain
  Conceptual description of an amplifier and gain as a ratio of input and ouput. Includes a student workbook (Learning object 1/12).
• Describing Amplifier Performance : 2 Gain Questions
  Four questions on gain as a ratio of input and ouput. Includes a student workbook (Learning object 2/12).
• Describing Amplifier Performance : 3 Equivalent Circuit
  Simple equivalent circuit of an amplifier illustrating the relationship of input voltage, output voltage and gain. (Learning object 3/12).
• Describing Amplifier Performance : 4 Voltage Question
  Amplifier input voltage question with several selectable answers to response. Includes a student workbook (Learning object 4/12).
• Describing Amplifier Performance : 5 Amplifier Example
  Complete amplifier example illustrating the effect of input resistance on the amplifier output voltage. Includes a student workbook (Learning object 5/12).
• Describing Amplifier Performance : 6 Simplified Amplifier Circuit
  A simplified circuit of an amplifier introducing the output voltage being limited by the d.c. supply. Includes a student workbook (Learning object 6/12).
• Describing Amplifier Performance : 7 Power Supply
  Worked example of gain as a ratio of output power to input power. In addition, introducing the amplifier power supply. Includes a student workbook (Learning object 7/12).
• Describing Amplifier Performance : 8 Voltage Gain Question
  Single amplifier voltage gain question. Includes a student workbook (Learning object 8/12).
• Describing Amplifier Performance : 9 Output Voltage Questions
  Four short questions to calculate amplifier output voltage. Includes a student workbook (Learning object 9/12).
• Describing Amplifier Performance : 10 Power Gain Question
  Single question on amplifier power gain. Includes a student workbook (Learning object 10/12).
• Describing Amplifier Performance : 11 Maximum Amplifier Current
  Circuit illustrating maximum amplifier current and how this is dependent on the load resistance. Includes a student workbook (Learning object 11/12).
• Describing Amplifier Performance : 12 Maximum Current Question
  Single question on the maximum amplifier input voltage which can be safely applied with a rated maximum output current. Includes a student workbook (Learning object 12/12).
• Describing Amplifier Performance
  A collection of 12 learning objects dealing with describing amplifier performance. Includes eleven student workbooks.
• Binary Codes : 1 Binary Digits
  Interactive switching example demonstrating binary digits. Includes student workbook. (Learning object 1/5).
• Binary Codes : 2 Binary Example
  Interactive switching example demonstrating binary digits to represent numbers. (Learning object 2/5).
• Binary Codes : 3 Binary Representation
  Binary bits used to build a diagram and the introduction of bytes. Includes student workbook. (Learning object 3/5).
• Binary Codes : 4 ASCII Code
  Example of bytes being used in ASCII coding. Includes student workbook. (Learning object 4/5).
• Binary Codes : 5 Parity
  Explanation of odd and even parity used in ASCII coding, plus additional question on parity used in an ASCII character. Includes student workbook. (Learning object 5/5).
• Binary Codes
  This resource contains a sequence of 5 learning objects dealing with Binary Digits. Includes Student Workbooks for some Learning Objects.
• Transmission Methods : Parallel and Serial Transmission
  Explains and demonstrates the benefits of serial and parallel transmission methods. Includes student workbook.
• Communication Channels : 1 The Telephone
  Description of common channels used in communication, with the emphasis placed on the telephone. Includes student workbook. (Learning object 1/2).
• Communication Channels : 2 Data Communication
  Description and illustrations of the communication process, with emphasis placed on the conversion of digital-to-analogue, and the equipment needed to achieve this. Ending with a digital error detection question. Includes student workbook. (Learning object 2/2).
• Communication Channels
  This resource contains a sequence of 2 learning objects dealing with Communication Channels. Includes student workbooks for each learning object.
• Channel Media : 1 Twisted Pair
  Properties of twisted pair telephone wire. Includes student workbook. (Learning object 1/3).
• Channel Media : 2 Coaxial Cable and Optical Fibre
  Properties of coaxial cable and optical fibre. Includes student workbook. (Learning object 2/3).
• Channel Media : 3 Microwave Links
  Explanation and demonstration of microwave communication methods using high frequency radio signals. Includes student workbook. (Learning object 3/3).
• Channel Media
  This resource contains a sequence of 3 learning objects dealing with Channel Media. Includes student workbooks for each learning object.
• Networks : LAN and WAN
  Brief overview of communication networks and Local Area and Wide Area networks. Includes student workbook.
• Long Distance Communication : 1 Serial Transmission
  Example of serial transmission, including descriptions of unipolar and bipolar signals. Includes student workbook. (Learning object 1/7).
• Long Distance Communication : 2 RZ Line Code
  Description of bipolar signal line codes carrying serial data, including interactive RZ line code example. Includes student workbook. (Learning object 2/7).
• Long Distance Communication : 3 NRZ Line Code
  Description of Non-Return to Zero line code, including an interactive example. Includes student workbook. (Learning object 3/7).
• Long Distance Communication : 4 NRZI Line Code
  Description of Non-Return to Zero Inverted line code, including an interactive example. Includes student workbook. (Learning object 4/7).
• Long Distance Communication : 5 Line Code Degradation
  Description of line code degradation during long distance transmission, with emphasis placed on bandwidth. In addition, a narrow band example of a Public Switched Telephone Network is utilised to provide clarity to the prior description. Includes student workbook. (Learning object 5/7).
• Long Distance Communication : 6 Data Transmission Question
  Review question on long-distance external data transmission and short-distance internal data transmission, with simple drag and drop interaction. Includes student workbook. (Learning object 6/7).
• Long Distance Communication : 7 Line Code Questions
  Review questions on line codes with regards to voltage level changes, functionality, degradation and bandwidth. Includes student workbook. (Learning object 7/7).
• Long Distance Communication
  This resource contains a sequence of 7 learning objects dealing with Long Distance Communication. Includes student workbooks for each learning object.
• Digital Speech Coding : 1 Pulse Code Modulation
  Description of the various stages of digital speech coding using pulse code modulation techniques. Topics covered are filtering, sampling, quantization and digitization. Includes student workbook. (Learning object 1/4).
• Digital Speech Coding : 2 Quantization Noise
  Description and example of quantization noise. Includes student workbook. (Learning object 2/4).
• Digital Speech Coding : 3 Quantization Question
  Question on quantization levels with regards to the size of a digital to analogue converter. Includes student workbook (Learning object 3/4).
• Digital Speech Coding : 4 Data Rate
  Example of data rate or bit rate with reference to sampling. Includes student workbook. (Learning object 4/4).
• Digital Speech Coding
  This resource contains a sequence of 4 learning objects dealing with Digital Speech Coding. Includes student workbooks for each learning object.