| OCR Text |
Show Loop Antenna The directional properties of a loop are spoiled by the presence of magnetic mag-netic material situated near It. The steel framework of a building has a detrimental effect on the direction of a loop. These buildings have the characteristics char-acteristics of casting shadows across the loop, aside from destroying the directional di-rectional properties. This condition I particularly true of a pancake loop. It Is wise to keep the loop away from metal stairways aad radiator |
