PS Engineering
PMA8000-SR Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-880-0000 Appendix G Rev. 13, July 2006

Appendix F RTCA DO160D Environmental Qualification Form

Audio Selector Panel/Intercom/Marker Beacon Receiver
Part Number: 050-880-( )
FAA TSO Number: C50c, C35d
Manufacturer: PS Engineering Incorporated 9800 Martel Road Lenoir City TN 37772
Conditions Section Conducted Tests
Temperature and Altitude
Low Temperature
High Temperature
In-flight Loss of Cooling
Altitude
Decompression
Overpressure
4.0
4.5.1
4.5.2
4.5.4
4.6.1
4.6.2
4.6.3
Equipment tested to CAT A1 & D1
-55° C Survival, -15°C Low Operating (A1)
+85°C Survival, +70°C High Short Time Operating
Not Applicable, no cooling required
50,000’ unpressurized (D1)
Not Applicable
Not Applicable
Temperature variation 5.2 Equipment tested to Category C
Humidity 6.0 Equipment tested to Category A
Shock 7.0 Equipment tested to Operational test only
Operational 7.2 Equipment tested to Operational test only
Crash Safety 7.3 Equipment tested to Operational test only
Vibration 8.0 Equipment tested to Category M & N
Explosion 9.0 Category X, not tested
Waterproofness 10.0 Category X, not tested
Fluids Susceptibility 11.0 Category X, not tested
Sand and Dust 12.0 Category X, not tested
Fungus 13.0 Category X, not tested
Salt Spray 14.0 Category X, not tested
Magnetic Effect 15.0 Equipment tested to Category Z
Power input 16.0 Equipment tested to Category B
Voltage Spike 17.0 Equipment tested to Category A
Audio Frequency Susceptibility 18.0 Equipment tested to Category B
Induced Frequency Susceptibility 19.0 Equipment tested to Category A
Radio Frequency Susceptibility 20.0 Equipment tested to Category T
Radio Frequency Emission 21.0 Equipment tested to Category B
Lightning Induced Transient Sus-
ceptibility
22.0 Equipment tested to Category XXE2
Lightning Direct Effects 23.0 Category X, not tested
Icing 24.0 Category X, not tested
ESD 25.0 Category X, not tested