Figure 22 - Rod Antenna 110-338
 
 
 
 
Figure 23 - Portable Antenna 110-775 
ANTENNA CHARACTERISTICS: (TA=+20oC ± 5oC) 
 
FREQUENCY: 121.5 MHz,  VSWR = 2.0:1 MAX 
 406 MHz, VSWR = 1.5:1 MAX 
POLORIZATION:  VERTICAL 
RADIATION PATTERN:  OMNIDIRECTIONAL 
POWER RATING:  5W 
IMPEDANCE:  50 OHMS 
WEIGHT:  2 OZ 
AIRSPEED RATING:  N/A – PORTABLE ONLY, NOT DESIGNED FOR USE ON AIRCRAFT
 
 
 
Figure 24 – Whip Antenna (110-773)
 
Figure 25 - Mounting Tray (452-3075)
 
Figure 26 - ME406P Series Outline 
NOTE:  Label on ELT not shown 
 
 
6.12 ME406P Series DO-160D Environmental Qualification Form 
Category 
 Section 
 Description 
 
D1 
 4.0 
 Temperature Altitude 
 
X 
 4.5.4 
 In Flight Loss Of Cooling 
 
B 
 5.0 
 Temperature Variation 
 
C 
 6.0 
 Humidity 
 
Per DO-204 
 7.0 
 Shock 
 
Per DO-204 
 8.0 
 Vibration 
 
X 
 9.0 
 Explosion Proofness 
 
R 
 10.0 
 Waterproofness 
 
X 
 11.0 
 Fluids Susceptibility 
 
X 
 12.0 
 Sand & Dust 
 
F 
 13.0 
 Fungus Resistance 
 
S 
 14.0 
 Salt Spray 
 
X 
 15.0 
 Magnetic Effect 
 
Z 
 16.0 
 Power Input 
 
A 
 17.0 
 Voltage Spike 
 
Z 
 18.0 
 Audio Frequency Conducted Susceptibility 
 
A 
 19.0 
 Induced Signal Susceptibility 
 
Per DO-204 
 20.0 
 Radio Frequency Susceptibility 
 
H 
 21.0 
 Emission Of Rf Energy 
 
XXXX 
 22.0 
 Lightning 
 
X 
 23.0 
 Lightning Direct Effects 
 
X 
 24.0 
 Icing 
 
A 
 25.0 
 Esd 
 
 
Environmental Categories: D1XBC[204][204]XRXXFSXZAZA[204]H[XXXX]XXA.  See RTCA/DO-160D, Appendix A for a complete explanation of Environmental Categories. References to “Per DO-204” are for tests performed in accordance with RTCA/DO-204. 
 
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