MIL-STD-469 Radar Engineering Interface Requirements, Electromagnetic Compatibility See Notice 1 For Replacement InformationThis standard establishes the engineering interface requirements to control the electromagnetic emission and susceptibility characteristics of all new military radar equipment and systems operating between 100 megahertz MHz, and 100 gigahertz GHz, to ensure EMC in all intended operational environments, and to conserve the frequency spectrum available to military radar systems.

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MIL-STD-469B APPENDIX A

ANTENNA LOBE SUPPRESSION

Date Time Transmitter tuned frequency Peak power output dBm Pulsewidth s Pulse repetition freq. pps Test receiver Bandwidth MHz Attenuation inserted dB Antenna rotation speed r/min Recorder speed

Test antenna orientation: , , , height meters

Power density at test antenna dBm/m2

3150

0450

0000

0900

0450

1350

-5

-15

-25

-30 dBm

ANTENNA PATTERNS

FIGURE 24. Sample antenna pattern data format (sample antenna pattern).