Step 2: Concept Labels (200 Concepts)
Foundational Concepts (40 concepts)
- Electric Current
- Voltage
- Resistance
- Ohm's Law
- Power
- Direct Current
- Circuit
- Open Circuit
- Closed Circuit
- Short Circuit
- Series Circuit
- Parallel Circuit
- Ground
- Polarity
- Circuit Diagram
- Schematic Symbol
- Component Lead
- Positive Terminal
- Negative Terminal
- Voltage Drop
- Current Flow
- Electron Flow
- Conventional Current
- Electric Charge
- Potential Difference
- Electrical Safety
- Power Rating
- Heat Dissipation
- Current Limiting
- Voltage Division
- Kirchhoff's Current Law
- Kirchhoff's Voltage Law
- AC vs DC
- Battery Polarity
- Power Supply Voltage
- Circuit Node
- Common Ground
- Forward Voltage
- Reverse Voltage
- Conductivity
Component Knowledge - Passive (30 concepts)
- Resistor
- Resistor Color Code
- Resistor Tolerance
- Fixed Resistor
- Variable Resistor
- Potentiometer
- Trimmer Resistor
- Photoresistor
- Light Dependent Resistor
- Thermistor
- Pull-Up Resistor
- Pull-Down Resistor
- Current Limiting Resistor
- Voltage Divider Circuit
- Capacitor
- Electrolytic Capacitor
- Ceramic Capacitor
- Capacitor Polarity
- Capacitance
- RC Time Constant
- RC Circuit
- Charging Capacitor
- Discharging Capacitor
- Inductor
- Diode
- LED Polarity
- LED Forward Voltage
- LED Current Rating
- Anode
- Cathode
Component Knowledge - Active & ICs (25 concepts)
- Transistor
- NPN Transistor
- PNP Transistor
- Transistor Base
- Transistor Collector
- Transistor Emitter
- Transistor Switching
- Transistor Amplification
- Transistor Saturation
- Transistor Cutoff
- 2N2222 Transistor
- BC547 Transistor
- Integrated Circuit
- 555 Timer IC
- 555 Astable Mode
- 555 Monostable Mode
- 555 Pin Configuration
- Shift Register
- 74595 Shift Register
- Serial Data Input
- Parallel Data Output
- Clock Signal
- Latch Signal
- IC Pin Numbering
- IC Notch Orientation
Input Components (15 concepts)
- Push Button
- Momentary Switch
- Toggle Switch
- SPST Switch
- SPDT Switch
- Normally Open
- Normally Closed
- Button Debouncing
- Light Sensor
- Photocell Circuit
- Dark Detector
- Sensor Threshold
- Analog Input
- Digital Input
- Input Pullup
Output Components (15 concepts)
- Light Emitting Diode
- RGB LED
- Common Cathode RGB
- Common Anode RGB
- LED Brightness Control
- LED Series Resistor
- LED Resistor Calculator
- DC Motor
- Motor Control Circuit
- Motor Speed Control
- PWM Control
- Duty Cycle
- Visual Output
- Audio Output
- Actuator
Practical Skills - Breadboarding (25 concepts)
- Solderless Breadboard
- Breadboard Power Rails
- Breadboard Tie Points
- Breadboard Rows
- Breadboard Columns
- Breadboard Internal Connections
- Component Placement
- Wire Routing
- Jumper Wire
- Solid Core Wire
- Wire Stripping
- Wire Length Management
- Circuit Layout
- Component Orientation
- Power Rail Connection
- Ground Rail Connection
- Breadboard Bridge Wire
- Neat Wiring Practice
- Component Lead Bending
- Breadboard Limitations
- Temporary Circuits
- Prototyping
- Circuit Testing
- Breadboard Troubleshooting
- Component Removal
Measurement & Testing (15 concepts)
- Multimeter
- Voltage Measurement
- Current Measurement
- Resistance Measurement
- Continuity Testing
- Multimeter Probes
- Voltage Range Selection
- Current Range Selection
- Diode Testing Mode
- Circuit Debugging
- Troubleshooting Strategy
- Component Testing
- Power Supply Testing
- Signal Tracing
- Visual Inspection
Power Systems (15 concepts)
- USB Power Supply
- 5 Volt Power
- Battery Power
- 9 Volt Battery
- Power Supply Selection
- Voltage Regulator
- 7805 Voltage Regulator
- Buck Converter
- Boost Converter
- Linear Regulator
- Switching Regulator
- Power Efficiency
- Input Voltage
- Output Voltage
- Current Capacity
Digital Logic & Boolean (12 concepts)
- Boolean Logic
- Truth Table
- AND Gate
- OR Gate
- NOT Gate
- NAND Gate
- NOR Gate
- XOR Gate
- Logic Level High
- Logic Level Low
- Combinational Logic
- Sequential Logic
Advanced Circuits & Projects (8 concepts)
- Flip Flop Circuit
- Memory Cell
- Bistable Circuit
- Timing Circuit
- Oscillator Circuit
- LED Flasher
- Signal Generator
- Night Light Circuit
Summary Statistics
- Total Concepts: 200
- Max Label Length: 32 characters (all concepts comply)
- Title Case: All concepts use Title Case formatting
- Distinct Concepts: Each represents a unique, pedagogically sound learning unit
- Coverage: Spans from fundamental electrical concepts to practical circuit applications
Distribution by Category
| Category | Count | Percentage |
|---|---|---|
| Foundational Concepts | 40 | 20% |
| Passive Components | 30 | 15% |
| Active Components & ICs | 25 | 12.5% |
| Input Components | 15 | 7.5% |
| Output Components | 15 | 7.5% |
| Breadboarding Skills | 25 | 12.5% |
| Measurement & Testing | 15 | 7.5% |
| Power Systems | 15 | 7.5% |
| Digital Logic | 12 | 6% |
| Advanced Circuits | 8 | 4% |
Pedagogical Alignment
These 200 concepts align with the Bloom's Taxonomy levels identified in the course:
- Remember/Understand (Concepts 1-40, 41-95): Component identification, basic principles
- Apply (Concepts 96-150, 166-180): Practical breadboarding, power systems
- Analyze (Concepts 151-165, 181-192): Testing, measurement, logic analysis
- Evaluate/Create (Concepts 193-200): Advanced circuits and custom projects
All concepts are derivable from the course description and existing lesson content, ensuring sufficient depth for meaningful dependency relationships in subsequent steps.