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Elements and Performance Criteria

1. Prepare to work on oscillator sections
   • Work health and safety (WHS)/occupational health and safety (OHS) requirements and workplace procedures for relevant work area are identified, obtained and applied
2. Risk control measures are applied in accordance with workplace procedures prior to commencing work
3. Nature of oscillator problems is obtained from documentation or relevant person/s to determine the scope of work
4. Instructions for coordinating work with others are obtained from relevant person/s and applied
5. Materials required for work are determined in accordance with workplace procedures
6. Tools, equipment and testing devices required for work are obtained and checked for correct operation and safety
7. Solve oscillator section problems
   • Workplace risk control measures and procedures are applied
8. Need to test and measure live work is determined in accordance with WHS/OHS requirements and workplace procedures
9. Circuits are checked and isolated, as required, in accordance with WHS/OHS requirements and workplace procedures
10. Appropriate methods are used to solve problems from measured and calculated values as they apply to oscillator sections in an electronic apparatus
11. Unplanned situations are dealt with safely and with the approval of relevant person/s
12. Problems are solved without unnecessary damage to apparatus circuits, the surrounding environment or services applying sustainable energy practices
13. Complete work and report problem-solving activities
    • WHS/OHS work completion risk control measures and workplace procedures are followed
14. Worksite is cleaned and made safe in accordance with workplace procedures
15. Justification for solutions used to solve circuit problems is reported in accordance with workplace procedures and job specifications
16. Work completion reporting is completed and relevant person/s notified in accordance with workplace procedures

Range Statement

Range is restricted to essential operating conditions and any other variables essential to the work environment. Non-essential conditions may be found in the UEE Electrotechnology Training Package Companion Volume Implementation Guide.
Solving oscillator problems must include at least the following:	three problems in typical oscillator sections of electronic apparatus

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Performance Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements, performance criteria and range of conditions on at least two separate occasions and include:

applying problem-solving techniques applying relevant risk identification, assessment, reporting and control requirements applying relevant work health and safety (WHS)/occupational health and safety (OHS) requirements, including the use of risk control measures applying sustainable energy principles and practices coordinating work with relevant person/s correctly and accurately calculating parameters correctly and accurately taking measurements dealing effectively with unplanned events determining live testing/measurement requirements identifying and accessing materials, tools, apparatus and testing devices isolating circuits/machines/systems providing justification for the solutions to problems providing solution to oscillator component/circuit problems.

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Knowledge Evidence

Evidence required to demonstrate competence in this unit must be relevant to and satisfy all of the requirements of the elements, performance criteria and range of conditions and include knowledge of:

oscillator problem solving, including: relevant industry standards, codes and regulations requirements for oscillation Wien bridge oscillators phase shift oscillators Colpitts oscillators and Hartley oscillators crystal oscillators astable oscillators 555 timer circuit and applications voltage-controlled oscillator (VCO) circuits relevant manufacturer specifications relevant safe work method statements (SWMS)/job safety assessments or risk mitigation processes relevant WHS/OHS legislated requirements relevant workplace documentation relevant workplace policies and procedures.

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