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Ship Radar Endorsement: Element 8

Question 269 of 300

If the TR tube malfunctions:

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More Element 8 questions

#267 The RADAR display has sectors of solid video (spoking). What would be the first thing to check?
#268 In the circuit contained in Fig. 8F12, there are 5 volts present at points B and C, and there are zero volts present at...
#270 The indicated distance from your own vessel to a lighthouse is found to be in error. What circuit would you suspect?
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#272 In a RADAR unit, if the crystal mixer becomes defective, replace the: