Test your learning


What is an engineer’s most important tool

  • Their ears
  • i.e. it doesn’t matter how expensive your equipment is, if you have not trainined your ears by practicing your skills

On a consumer hi-fi what is a Graphic EQ used for

  • To make broad adjustments to bass and treble

What is the difference between an analogue and digital spectrum analyser

  • An analogue spectrum analyser can only display a limited number of frequency bands
  • A digital spectrum analyser can display all frequencies

What information does each axis display on a spectrum analyser

  • Vertical Y axis shows: Amplitude
  • Horizontal X axis shows: Frequency