incidental radiation deviceincliationinclined synchronous orbitinclinometerincoherentincoherent scatteringincomingincompletelyincompletely specified functioninconsistentincreaseincreductorincrementincrementalincremental frequency shiftincremental permeabilityincremental printerincremental resistance matrixincremental sensitivityincremental shaft angle optical encoderincremental shaft angle optical encoder diskincremental tunerindefiniteindefinite integralindentificationindependenceindependentindependent side band modulationindependent variableindependent voltage sourceindestructibleindeterminateindexindex of refractionindex registerindexingindicationindicatorindirectindirect addressindirect measurementindirect operationindirect scanningindirectly controlled variableindirectly heated cathode unipotential cathode heater type cathodeindirectly ionizing particlesindistinctindiumindium antimonideindium antimonide detector
