integrated logics gates, comparators, timers etc. CAD circuit additionally, the CAD designs modelling task may Possible reference resources could include: involve mathematical , and modelling . Speaking and Practical activity learners could work in pairs, taking measurements listening skills used – from the three legs of a transistor to establish how the voltage at the in the paired measurement task base affects the output from the emitter. They could also measure the amount of potential gain in from a single transistor and a darlington pair. The use of components and the design of the Using appropriate CAD modelling software, they could model the use circuit using CAD could also support or benefit of diodes and transistor drivers in a circuit where the process is some form of Integrated Circuit (IC) (such as a microcontroller) and from performance the output device is a motor. outcomes 3 in the Control systems unit The engineering context for the CAD circuit design represent the output devices used in arms 22 Electricity Current and Mini project: working in pairs, learners could be provided with the Review of the The task involves the and voltage (4ai) brief for a circuit that has both analogue and digital inputs and circuit calculation of electronics outputs. For example, this could be an alarm system with a digital designs and component values (AO4) Resistance and switch and a light detector for inputs, which will activate a light and a the capacitance (4aii) modulated sound-producing output for at least 1 minute; or it could effectiveness Speaking and be a brief specified by a local company. of the listening skills used Electrical power completed in the paired work (4aiii) Using appropriate CAD software or modular modelling resources, circuits learners could design their circuit, using mathematical methods to The use of Analogue and identify the values of the components required. components and the digital signals (4b) design and They could then manufacture a model of their design proposal. manufacture of the Semiconductor circuit using CAD
integrated logics gates, comparators, timers etc. Possible reference resources could include: , and . Practical activity – learners could work in pairs, taking measurements from the three legs of a transistor to establish how the voltage at the base affects the output from the emitter. They could also measure the amount of potential gain in from a single transistor and a darlington pair. Using appropriate CAD modelling software, they could model the use of diodes and transistor drivers in a circuit where the process is some form of Integrated Circuit (IC) (such as a microcontroller) and the output device is a motor. CAD circuit designs additionally, the CAD modelling task may involve mathematical modelling Speaking and listening skills used in the paired measurement task The use of components and the design of the circuit using CAD could also support or benefit from performance outcomes 3 in the Control systems unit The engineering context for the CAD circuit design represent the output devices used in arms 22 Electricity and electronics (AO4) Current and voltage (4ai) Resistance and capacitance (4aii) Electrical power (4aiii) Analogue and digital signals (4b) Semiconductor Mini project: working in pairs, learners could be provided with the brief for a circuit that has both analogue and digital inputs and outputs. For example, this could be an alarm system with a digital switch and a light detector for inputs, which will activate a light and a modulated sound-producing output for at least 1 minute; or it could be a brief specified by a local company. Using appropriate CAD software or modular modelling resources, learners could design their circuit, using mathematical methods to identify the values of the components required. They could then manufacture a model of their design proposal. Review of the circuit designs and the effectiveness of the completed circuits The task involves the calculation of component values Speaking and listening skills used in the paired work The use of components and the design and manufacture of the circuit using CAD
AQA-TVQ01016-TVQ01017-TVQ01018-TVQ01019-SOW-MTS.DOCX