01 March 2005
NAVAIR 01-1A-509-3
TM 1-1500-344-23-3
TO 1-1-689-3
Table 7-1. Military Aircraft Electromagnetic Threat Comparison
Intra/Intersystem
Static
Electromagnetic
Electromagnetic
Electrification
Pulse (EMP)
Interference (EMI)
Threat
Local
Local
Local
Regional
Exposure
Usually antenna-related
Usually particle-related
Usually cloud-related
Nuclear burst related
Man-made
Natural
Corona/spark discharge
Nature of
Man-made
Plane wave transient
Arc discharge
Streamers
Environment
Continuous or transient
Uncontrolled
Uncontrolled
Uncontrolled
signals
Partially known
Partially known
Unknown
Controlled/uncontrolled
Known, partially known
Effects
Induced
Induced
Direct
Induced
Direct
Induced
Criticality
Flight safety mission
Mission
Flight safety mission
Flight safety mission
Threat
Broadband/narrowband
Broadband
Broadband
Broadband
Spectrum
(up to 100 GHz)
(up to 100 MHz)
(up to 100 MHz)
(up to 100 MHz)
Field/ant coupling
Field/ant coupling
Field/ant coupling
Analysis
Ant/ant coupling
Field/wire coupling
Field/wire coupling
Field/wire coupling
Wire/ant coupling
Component failure
Component failure
Ant/wire coupling
Probability of survival
Probability of survival
Wire/wire coupling
Free-field
High-current pulse
High voltage DC
Testing
Equip-level radiated/
Pin injection
Attachment-point
Charged particle
conducted emission/
Cable induction
Pin injection
bombardment
susceptibility
Cable induction
Safety-of-flight
Ground/in-flight
Protection
Shielding
EMI control techniques
Discharges
Diverters
EMI control techniques
Surge arresters
Measures
Filtering
EMI control techniques
Grounding
Limiters
Circuit design
Software design
Frequency management
Cable/equipment
placement
Fiber optics
No peacetime exposure
Operational exposure
Operational exposure
Protection
Operational exposure
Recurring surveillance
Mishap investigation
Noise source detection
Assurance
Noise source
Repair/replacement
Repair/replacement
Corrective bonding
investigation
Coupling reduction
Discharge management
Measures
MIL-STD
MIL-STD-461
MIL-STD-464
MIL-STD-464
None
Reference
MIL-STD-464
