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Microlight » Flight Radio » Loss of Comms - Aircraft Equipment

Checks that should be followed when becoming aware of an aircraft communication system failure, including a check of:

(a) radio power source;

  • master switch is on
  • avionics switch is on
  • circuit breakers/fuses are not popped or blown

(b) function settings (frequency, squelch and similar);

  • correct frequency is selected
  • squelch function and level is set correctly
  • volume is not turned down too low
  • correct comms box is selected
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