Interactive
ADC Explorer
Explore how analogue sound is converted to digital data. Adjust sample rate and bit depth to see how they affect the quality of the digital representation.
15-20 minutesOpen →
Learn
Guided lessons coming soon
Explore
Interactive
Signal Chain Builder
Reconstruct the complete audio signal chain from acoustic sound through digital processing and back. Drag components into the correct order to build the path from microphone to speakers.
10-15 minutesOpen →
Interactive
Digital & Analogue Audio Explorer
Visualise how analogue-to-digital conversion works — see sampling, quantisation, and bit depth in action. Explore the relationship between sample rate, bit depth, and audio quality through interactive simulations.
25-35 minutesOpen →
Practice
Digital Audio Assessment
Drill the high-frequency exam topic: file-size calculations, lossy vs lossless compression, ADC location in the signal chain, and audio artefacts. Includes a step-through file-size calculator before the from-scratch numeric question.
15-20 minutesOpen →
Revise
Revision quizzes and flashcards coming soon