secondary radar

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secondary radar [′sek·ən‚der·ē ′rā‚där]

(electronics)

Radar which receives pulses transmitted by an interrogator and makes a return transmission (usually on a different frequency) by its transponder, as opposed to a primary radar which receives pulses returned from illuminated objects.

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No references found			The aircraft was not in communication and also the secondary radar response code or the Squawk code of the aircraft, was not correct. MiG 29 intercepts Air France plane over Amritsar by Asian News International Later chapters cover circuitry and hardware, secondary radar systems, microwave transmission, radar transmitters and receivers, the Doppler effect, and radar displays. Fundamentals of ground radar for air traffic control engineers and ... by SciTech Book News The Beacon Interrogator Model 6 secondary radar system will cost about $4 million, with about half coming from the FAA. EYES ON THE SKY by The Santa Fe New Mexican (Santa Fe, NM)			secondary ionization coefficient secondary item secondary key secondary light source secondary limestone secondary lobe secondary low Secondary Measuring Instrument secondary member secondary meristem secondary metabolite secondary metal secondary mineral Secondary Minerals secondary oil recovery secondary optic axis secondary periderm secondary phloem secondary photocurrent secondary plant product secondary plasticizer secondary pollutant secondary porosity secondary port Secondary Quartzite secondary radar secondary radiation secondary rainbow Secondary Raw Material secondary recovery secondary reference fuel secondary reflection Secondary Refrigerant secondary reinforcement secondary rescue facilities secondary reserves secondary root secondary school secondary sewage sludge Secondary Sex Characteristics secondary shaft Secondary Sowing secondary splits secondary standard secondary station secondary storage secondary stratification secondary stratigraphic trap secondary stress secondary structure secondary substation			Secondary Primary Noncutaneous Malignancy Secondary Principals' Association of New Zealand secondary process secondary process secondary process thinking secondary process thinking secondary process thinking secondary process thinking Secondary Processed Wood Products secondary processes secondary processes Secondary progressive Secondary progressive Secondary Progressive Multiple Sclerosis Secondary Progressive Multiple Sclerosis Secondary Progressive Multiple Sclerosis Secondary Progressive Multiple Sclerosis secondary proximal renal tubular acidosis Secondary Public Offering Secondary Public Offering Secondary Public Offerings Secondary Pulmonary Artery Hypertension Secondary pulmonary hypertension Secondary Pulsed Field Gel secondary purpura secondary purpura secondary purpura Secondary qualities Secondary Quartzite Secondary quills secondary radar secondary radar data only secondary radiation secondary radiation secondary radiation secondary radiation Secondary rainbow Secondary rainbow Secondary rainbow Secondary Raw Material Secondary Raw Material secondary recovery Secondary Recovery Server Secondary Reference Cube secondary reference fuel secondary reflection Secondary Refrigerant secondary reinforcement secondary reinforcement secondary relationships Secondary Reparables Secondary Reports Distribution Unit Secondary Request to Send secondary rescue facilities secondary rescue facilities secondary reserves secondary reserves Secondary Restraining System Secondary Restraint System secondary rights secondary road

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