A train of rectangular voltage pulses that alternate between two fixed values for equal lengths of time. The time of transition between each fixed value is negligible compared to the duration of the fixed value. See diagram.
Square wave
- QED
- QFD
- QSG
- QSO
- QSS
- quadratic equation
- quadrature
- quality of sound
- quantization
- quantum
- quantum chaos
- quantum chromodynamics
- quantum electrodynamics
- quantum electronics
- quantum entanglement
- quantum field theory
- quantum flavourdynamics
- quantum gravity
- quantum Hall effect
- quantum jump
- quantum mechanics
- quantum number
- quantum optics
- quantum simulation
- quantum state