plan position indicator


Also found in: Acronyms, Encyclopedia, Wikipedia.

plan position indicator

A cathode ray tube on which radar returns are so displayed as to bear the same relationship to the transmitter as the objects giving rise to them.
References in periodicals archive ?
In addition, the SPx scan converter module supports the plan position indicator (PPI) display of selected video inputs, which is then overlaid with graphics symbology.
These modules provide radar video acquisition, clutter processing, cell averaging CFAR (constant false alarm rate) detection, radar video distribution on a local area network (LAN), radar video recording on a local disk, plot extraction, automatic target acquisition, target tracking, radar video plan position indicator display engineering and control interface, and network control.
The SDE-21 Vertical Tactical Workstations installed in the combat information center will have two flat panels - a plan position indicator with a writable surface and an auxiliary display with a touchscreen.