Year 12 Integrated Technologies Term 3 2013 Weekly Focus Week 1 Advanced Dc Power supplies. Week 2 Smoothing of AC circuit using filter and voltage regulators. Week 3 Logic gates and Boolean Week 4 Unit Test Dc power supplies and logic gates. Operational amplifiers Week 5 Operational amplifiers gain calculations and the use of comparators Week 6 Residual Current devices and uses. Week 7 Computer Network and connection methods. Week 8 Basic DC motors Week 9 Transducers. Learning and Assessment Homework Understanding the concept of full wave rectification read notes and draw bridge rectification circuit . PPt presentation of working circuit. Demonstration of wave shape on cathode ray oscilloscope . Identify use for dc power supplies Identify the key components in the final stage of rectification. Calculate the Peak and RMS values for AC wave shapes and determine. Understand the concept of operation of a voltage regulator. Complete question in work on DC rectification. Complete Exam question on DC power supplies Exam 2009 . Good example. Read Handout notes Voltage rectification. Revision from year 11 on the operation and use of the various logic gates( And,Or,Nand,Nor,Not,Xor) typical gates. Solve the outputs of the various gates. Identify the Boolean operators for the gates mention and solve logic circuits using Boolean algebra. Complete question on work sheet. Revision question for unit test. Introduction to Op amps. Understanding uses and the construction of op amps. Understanding the concept of gain in the form of ratio . Read Handout sheet on logic gates. Students calculation of input signals to output using op amp ratio formula. Identify the circuits and pin connections and biasing op amp for specific gain. Understanding the use of comparators in electronic circuits. Identify a circuit using a comparator. Complete all Work sheets questions. Revisit electrical safety unit. Identify the correct uses of current control devices and antistatic protection for electronic chips. Review past exam papers 2009 – 2012 with question related to this topic. Complete work sheet. Revision of past exam paper questions. Identify the various computer connection topology star, daisy, Parallel. Understand addressing system use in computer network systems. Identify HEX addressing systems used. Complete work sheet on computer connections Complete work sheet on computer connections. Understand the construction of basic DC motors. Identify the various components that make up the Dc motor. Understand the magnetic field creates the motion of the DC motor.PPt presentation. Complete workbooks for DC motors. Complete work sheet. Understanding of devices that change Mechanical energy to Electrical energy and reverse process. Identify the various Transducers and their uses. PPt. Presentation. Complete work sheet for transducer questions. Complete work sheet. Complete all All questions Revision of past exam paper questions. Week 10 Unit Test Revision of electrical concepts and electrical topics. Operational Amplifiers and comparators, electrical safety and transducers. Assessment of topics unit test. SAC. Revision of topics For unit test.