718-401-0288
emergencybeacon@roanwellcorp.com
461 Timpson Pl, Bronx, NY 10455
Automatic Fixed Helicopter Emergency Locator Transmitter
Same as EBC 406AF (aft mount) with 720-degree spherical automatic activation for helicopter use. Transmits on 406.028 & 121.5 MHz. Meets TSO-C91a and TSO-C126.
Serial number: EBC 406 AFH
Physical features:
Size (ELT): 2.9" W x 2.5" D x 6.7" H
Total Weight: 2.5 lbs. (including battery, but not antennas, cable, or remote control monitor)
Case Material: Aluminum
Finish: Yellow Baked Enamel
Special features:
Encapsulated for waterproofness and shock resistance
Handhold lanyard
Mounting bracket with latch to hold the ELT securely in place
Self-test feature with audible and visual indication of pass or fail
Fire resistant
Easy installation
Recessed 3-position toggle switch
2-year parts and labor warranty
True 360˚ spherical G-switch
Specifications:
Operating Frequencies: 406.028 MHz and 121.5 MHz
Modulation 406.028 MHz: Biphase L (16KOG1D)
Modulation 121.500 MHz: Swept tone 1600 Hz to 300 Hz, 2-4 times/second
Output Power on 406.028 MHz: 5W for 24 hours at -20˚C
Output Power on 121.500 MHz: 50 mW min for 50 hours at -20˚C
Operating Temperature: -20˚C to +55˚C
Battery Type: Lithium Manganese Dioxide (GS-46 Battery Pack)
Useful Battery Life: 5 years or 1 hour of cumulative use
Automatic Activation: Velocity change of 3.5 ft/sec activates ELT
Altitude: 50,000 ft
Decompression: 8000 ft to 50,000 ft
Over Pressure: -15,000 ft
Humidity: 95% for 144 hours
Shock Performance: 500 Gs on 6 Axis for 4ms, 100 Gs on 6 Axis for 100ms
Vibration: Withstands 10 Gs
Immersion: Withstands 24 hours in salt water
Message Protocols: Aviation User Protocol, Serialized Aviation User Protocol
Activation Alerts: LED and buzzer
Input Power: No Aircraft Power Required
Note: Distress signals on 121.5 or 243.0 MHz are legal but processing of the signals by Search and Rescue personnel was discontinued in 2009.
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