Show PLANE TALK BY rowland Eurn burnstan stan flying the beam is a common expression but few people understand its application the tion shows a radio range station and four radio guide beams which ard are sent kent out to direct the pilot N aoa e aa A AICE SM alov N DA edn DA dar ithe radio range transmits the letter jetter A which has the radio und of adit ditda dit da in what is called the A quadrants and also the letter N which has the tone of f da dit in the N quadrants it is these various sounds which tell tella the pilot his position in relation to the ah beam it if he flies within the 3 d degree i e angle of the beam shaded portion lie he hears one continuous humming tone daab in his ear lp alphones hones this is because the A and N quadrants are blended and hei he chears hears them with equal in intensity I 1 if the pilot flies off the beam on the ithe N side he will hear the N signal al da dit stronger and the A s signal ig nal ditda dit da will become weaker 13 by the same principle if he i is too f far ar on the A side he will hear only only the A signal ditda dit da A map will tell him whether he is at the left or right side of his course eted these sound signals are transmitted for 30 seconds followed by a code si sinal signal nal identifying the range station this is sent out first into 0 the N quadrant and then into ane ne A |