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· What changes effects operational characteristics- |
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· Size _____ awg for lightning protection |
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· Milstrip orders advice code- |
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· When a circuit is self excited and oscillates another frequency other than the desired one this is called what? |
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· Hull Generated Interference is caused by: |
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increased number and power level of transmitter, increase in sensitivity and number of receivers, increase in number of antennas and amount of space for antennas |
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· If there is a corroded joint or oxidized fastening in the path of current this is called? |
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· Arcing will NOT occur in a rotary joint due to? |
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· Metal objects should be bonded to Lightning down conductors if they are within how many feet? |
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· What factors affect EMI? |
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Type of Circuit, frequencies involved, power level and amount of capacitive and inductive |
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· Who initiates TCTO process- |
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· Dc resistance across a bond- |
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· Section 7 sovt process- |
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· How many days before elc charges unit for MTR items- |
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· Dlr items what priority for certified mail- |
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· What device passes some current of the frequency but attenuates others |
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· Comm.. equip doesn’t have what kind of emi- |
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· Emi undesired energy through conductors- |
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· What is present to some degree on output of all transmitters- |
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· Some sidebands are within a receiver bandpass- |
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adjacent channel interference |
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· What is not a cause of corrosion- |
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(these are causes of corrosion; galvanic, fatigue, stress, welding, crevice) |
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· What kind of corrosion is impossible to predict- |
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· Mil-std-188-124B GFCI’s installed on- |
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· RF impedance across a bond- |
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· size wire for mast to ground plane- |
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· Where to place air terminals on a flat roof |
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