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Examine diodes
Assessment Strategies
by completing a written lab assignment
by testing diodes with an ohmmeter
given an estimated time of 6 hours
Criteria
apprentice identifies the device by its symbol in a circuit
apprentice identifies the device by its physical shape
apprentice explains the basic operating characteristics of the device
apprentice sets up and uses the ohmeter according to its operating procedures
apprentice applies appropriate testing procedures
apprentice explains the parameters for a proper or improperly functioning diode
apprentice meets specific criteria stated on lab assignment
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Analyze DC power supplies
Assessment Strategies
by completing a written lab assignment
analyzing a DC power supply
given an estimated time of 10 hours
Criteria
apprentice draws a block diagram of a basic DC power supply
apprentice analyzes the output voltage of transformer fed half-wave and full-wave bridge rectifiers
apprentice computes the output voltage of transformer fed half-wave, full-wave center-tapped and full-wave bridge rectifiers
apprentice draws the output waveforms for the three types of power supplies in exact relation to the input waveform
apprentice analyzes the advantages and disadvantages of voltage dividers and multipliers
apprentice analyzes the advantages and disadvantages of L-section and pi-section filters
apprentice determines the peak-inverse voltage (PIV) rating of diodes
apprentice explains how the PIV and current ratings of diodes can be increased
apprentice explains power supply test results
apprentice explains filter test results
apprentice measures and records test data
apprentice uses voltage and waveform measurements for troubleshooting and identifies the defect
apprentice troubleshoots filters using an oscilloscope
apprentice meets specific criteria stated on lab assignment
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Test transistors
Assessment Strategies
by completing a written lab assignment
testing transistors
given an estimated time of 8 hours
Criteria
apprentice sets up the lab, equipment and test procedure
apprentice analyzes various BJT biasing methods under varying operating conditions
apprentice measures and records test data
apprentice explains transistor operating characteristics, both proper and improper, based on test results
apprentice meets specific criteria stated on lab assignment
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Troubleshoot transistor applications
Assessment Strategies
by completing a written lab assignment
analyzing and troubleshooting transistor applications
given electronics lab equipment
given an estimated time of 9 hours
Criteria
apprentice sets up the lab, equipment and test procedure
apprentice analyzes amplifier input and output characteristics under varying operating conditions
apprentice analyzes test data
apprentice can explain how measured test results relate to the theory involved
apprentice creates defects in an amplifier
apprentice articulates the steps of troubleshooting
apprentice takes correct voltage readings with multimeter or oscilloscope to troubleshoot amplifier operation
apprentice measures and records test data
apprentice meets specific criteria stated on lab assignment
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Test specialized transistors
Assessment Strategies
by completing a written lab assignment
testing specialized transistor applications
given electronics lab equipment
given an estimated time of 8 hours
Criteria
apprentice sets up the lab, equipment and test procedure
apprentice measures and records test data
apprentice explains advantages and disadvantages of JFET's and MOSFET's
apprentice explains test results for JFET's
apprentice explains test results for MOSFET's
apprentice meets specific criteria stated on lab assignment
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Test thyristor unilateral devices
Assessment Strategies
by completing a written lab assignment
testing thyristor unilateral devices
given electronics lab equipment
given an estimated time of 6 hours
Criteria
apprentice sets up the lab, equipment and test procedure
apprentice measures and records test data
apprentice analyzes the effect on current flowing through the SCR for forward and reverse biasing
apprentice analyzes methods of triggering SCR's
apprentice explains test results for SCR's
apprentice uses manufacturer data sheets to capture specific electrical characteristics for the SCR being worked with
apprentice meets specific criteria stated on lab assignment
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Test thyristor bilateral and triggering devices
Assessment Strategies
by completing a written lab assignment
testing thyristor bilateral and triggering devices
given electronics lab equipment
given an estimated time of 8 hours
Criteria
apprentice sets up the lab, equipment and test procedure
apprentice measures and records test data
apprentice analyzes the effect on current flowing through the diac for forward and reverse biasing
apprentice analyzes methods of triggering triac's to obtain varying amounts of conduction
apprentice shows how diac's are used for triggering triac's
apprentice explains test results for triac's and diac's
apprentice tests triac's for open and short circuits
apprentice meets specific criteria stated on lab assignment
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Test transducers and opto-electric devices
Assessment Strategies
by completing a written lab assignment
testing transducer and opto-electric devices
given electronics lab equipment
given an estimated time of 6 hours
Criteria
apprentice sets up the lab, equipment and test procedure
apprentice measures and records test data
apprentice analyzes the operation of transducers
apprentice analyzes the operation of optoelectronic devices
apprentice tests LED's for operating characteristics
apprentice tests optocoupler (optoisolator) for operating characteristics
apprentice meets specific criteria stated on lab assignment
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Test basic integrated circuits
Assessment Strategies
by completing a written lab assignment
testing basic integrated circuits
given electronics lab equipment
given an estimated time of 6 hours
Criteria
apprentice sets up the lab, equipment and test procedure
apprentice builds integrated circuit according to drawings supplied
apprentice tests the operating characteristics of the 555 IC when used in typical circuit applications
apprentice measures and records test data
apprentice meets specific criteria stated on lab assignment
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Perform circuit repair, replacement, and protection
Assessment Strategies
by completing a written lab assignment
repairing circuits
replacing circuits
protecting circuits
given electronics lab equipment
given an estimated time of 6 hours
Criteria
apprentice sets up the lab, equipment and test procedure
apprentice analyzes the procedures for repairing PC boards
apprentice analyzes the procedures for replacing defective components on a PC board
apprentice analyzes methods to increase heat dissipation
apprentice selects the correct equipment for PC board repair and component replacement
apprentice applies safety precautions in all solder and de-soldering operations
apprentice de-solders to remove a component
apprentice solders to install a component
apprentice follows proper safety procedures for the type of repair being made and the equipment used
apprentice controls heat in semiconductor circuits
apprentice meets specific criteria stated on lab assignment