2011 EMC Directory & Design Guide - Interference Technology

testing & test equipment
O n t h e R a di at i o n Pat t e rns of C o mmon EMC A n t e nn a s
Figure 11. E plane patterns. Notice that the low dynamic range at
30 MHz causes a poor definition of the null.
Figure 14. H plane pattern from 80 MHz to 800 MHz for an LPDA antenna.
Figure 12. H plane patterns for a biconical antenna.
Figure 15. E plane pattern from 1 to 2 GHz for an LPDA antenna.
Figure 13. E plane pattern from 80 MHz to 800 MHz for an LPDA antenna.
Figure 16. H plane pattern 1 to 2 GHz for an LPDA antenna.
42 interference technology emc Directory & design guide 2011