set up de equipment as shown in Figure 5.4. Reset he Receivers angle to 0-degrees(the horns should be oriented as shown with the longer side borizontal). S Record the meter reading when the Polarizer is aligned at 225, 45, 675 and 50-degrees with respect to the horizontal. Remove the Polarizer slits. Rotate the Receiver so the axis of its hom is at right angles to that of the Trans- mitten. Record the meter reading, Then replace the Polarizer slits and record the meter readings with the Polarizer slits horizontal, vertical, and at 45 degrees.