Public learning track
Analogue Input Transducers and Potential Divider Sensors
11th Grade · Technology · UK A-Level
10 lessons
Goal
Design, analyse, and experimentally characterise analogue sensing sub-systems utilising NTC thermistors, light-dependent resistors, photodiodes, and switches.
Featured Diagrams
Thermistors and Temperature-Sensing Circuits
10 lessons
0 of 10 done
- 1Thermistors and Temperature-Sensing CircuitsUp nextStart
- 2Characterising NTC Thermistor Temperature-Resistance CurvesPremiumNot started yet
- 3Light-Dependent Resistors and Photoconductive Cell BehaviourNot started yet
- 4Photodiodes and Phototransistors in Light-Sensing ModesNot started yet
- 5Designing Voltage Dividers for Resistive TransducersNot started yet
- 6Analysing Potential Divider Sensitivity and Non-LinearityNot started yet
- 7Switch Sensing Configurations: Pull-Up and Pull-Down ResistorsNot started yet
- 8Experimental Plotting and Parameter Extraction for Optical SensorsNot started yet
- 9Temperature-Responsive Threshold Circuit Design with NTC ThermistorsNot started yet
- 10Multi-Sensor Input Networks and Environmental Monitoring SynthesesNot started yet
Standards Covered
- ELEC-6.1General Certificate of Education Advanced Level (UK A-Level) · Electronics · Year 13 (A2 Level) · Grade 11the design and construction of analogue sensing systems using photosensitive devices, negative temperature coefficient (NTC) thermistors and switches
- ELEC-6.2General Certificate of Education Advanced Level (UK A-Level) · Electronics · Year 13 (A2 Level) · Grade 11the interpretation and use of characteristic curves for the above devices, and their experimental determination
Curriculum Framework
11th Grade · Technology · UK A-Level
1
10 lessons
Analogue Input Transducers and Potential Divider Sensors
Design, analyse, and experimentally characterise analogue sensing sub-systems utilising NTC thermistors, light-dependent resistors, photodiodes, and switches.
2
10 lessons
Wheatstone Bridges and Strain Gauge Instrumentation
Analyse, balance, and design Wheatstone bridge networks for high-precision temperature and mechanical strain measurement.
3
10 lessons
Schmitt Inverters and Waveform Signal Conditioning
Utilise Schmitt inverters to eliminate noise, debounce mechanical contacts, reshape noisy analogue signals, and build relaxation oscillators.
4
10 lessons
Rotational Speed, Angular Position, and Gray Code Encoders
Implement slotted discs and encoded discs to measure rotational speed and angular position, comparing pure binary coding with Gray coding.
5
10 lessons
Output Transducers, Actuators, and Driver Interfacing
Design driver interfaces and protective circuitry for visual, audible, and electromechanical output devices including motors, solenoids, relays, servos, and displays.