Salt Lake Telegram | 1928-12-07 | Page 21 | Device to Help Planes Landing in Fog Tested

I I Device to Hem Help Planes Landing LandingIn In Fog Tested CAMDEN IDEo K N. J J. Dec 7 AP At AP- he second of a series Of tests on a it d device vice designed ned to lo make malte safer the landing of aircraft in fog was pronounced pro pio- d a success tOda today by officials officials officials of the Victor r T Talking Ma Machine hinC company compan at whose plant the test was ryas as carried out with the aid of the navy dirigible Los Angeles The new device called a super directional horn was developed by Lieutenant I R R. C C. Mayer Maver a member of the Los Angeles crew and S. S T. T Williams Illiams of the Victor company It consists of a series of units operated operated oper- oper by vacuum tubes which permit the reception by aircraft of directional directional signals from front fronta a landing field When perfected the apparatus is expected to enable enable the navigator of an aircraft to discover through differently pitched signals the compass compass com compass com com- pass points of ot a fog fog enveloped enveloped field The direction finder will supplement the radio beam The dirigible L Los s Angeles was the receiving medium n In the test yesterday yes jes- esterday while the signals were sent from the roof of the Victor plant The horn 20 20 feet long and 10 feet wide was connected with a a. microphone microphone microphone micro micro- phone and attached to a record disk S Several Seral eral musical selections and oral greetings were sent upward upward upward up up- ward while the dirigible soared from lom to feet away awa Each time the flashing of a blinker on the Los Angeles indicated that t the e. e music and and- messages h had d been received Further tests of f the device are to tobe tobe tobe be made at Lakehurst N. N J J. J. J home of the Los Angeles I