Other attributes
Classification Type
Parent Classification
No article content yet.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders {, or using passive reflectors wherein the responder or reflector radiates a coded signal using frequency selective elements, e.g. resonator}