off - optr
- off
- OFF grid routing
- off impedance
- off period
- off state
- off threshold
- off transistor
- off-axis beam
- off-axis gain
- off-axis hologram
- off-axis holography
- off-axis illumination
- off-axis reference-beam hologram
- off-beam incidence
- off-board controller
- off-board parity error
- off-boresight
- off-boresight angle
- off-boresight radar
- off-boresight target angle
- off-by-one error
- off-camera
- off-center dipole
- off-center display
- off-center plan-position indicator
- off-center PPI
- off-center PPI display
- off-chip
- off-chip amplifier
- off-chip memory
- off-diagonal matrix element
- off-diagonal tensor element
- off-frequency emission
- off-frequency operation
- off-frequency resonance
- off-ground
- off-hook channel
- off-hook signal
- off-hook status
- off-limit contacts
