MIL-PRF-26542/9C
TABLE II. Parameter applicability.
Inspection
Qualification
Group
Group
Group
"A"
"B"
"C"
Group l
X
X
Visual and mechanical
X
X
inspection
X
Sensitivity at ground level
X
X
Sensitivity at altitude
X
Frequency response at ground
X
X
level
Frequency response at altitude
X
Impedance
X
Noise cancellation
X
characteristic
Effect of external magnetic field
X
Stray magnetic field
X
X
Linearity
X
X
Talk-out
Dielectric withstanding voltage
Signal-to-noise
Distortion
Interchangeability
Group II
X
X
Thermal shock
X
X
Humidity
X
X
Drop
X
X
Pressure equalization
Explosive decompression
Salt fog
Group III
X
X
Vibration
X
X
Bounce
X
X
Altitude
Moisture barrier seal
X
X
Immersion
Group IV
Fungus
X
Group V
Gun blast
X
CONCLUDING MATERIAL
Custodians:
Preparing activity:
Army - CR
DLA - CC
Navy - EC
Air Force - 11
(Project 5965-0351-005)
DLA - CC
Review activities:
Army - AR, AT, AV, CR4, EA
Navy - AS, OS
Air Force - 99
5