| Question #443 | |
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| What is the function of a commercial aircraft's SELCAL installation? SELCAL is a type of aircraft communications __________. | |
| A) Device that allows an aircraft's receiver to be continuously calibrated for signal selectivity. | |
| B) System where a ground-based transmitter can call a selected aircraft or group of aircraft without the flight crew monitoring the ground-station frequency. | |
| C) Transmission that uses sequential logic algorithm encryption to prevent public eavesdropping" of crucial aircraft flight data." | |
| D) System where an airborne transmitter can selectively calculate the line-of-sight distance to several ground-station receivers. | |
| Posted: 21 Feb 2023 04:10 UTC | Post #1 |
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| poojasharma Deck & Engine |
Registered Total Posts: 8 |
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