Emergency Locator Transmitters (ELT)


SRB-406G S-type ELT

The next-generation SRB-406G S-type ELT improves upon the legacy SRB-406 by adding GPS and wireless programming capability.  It is also lighter and has a smaller overall volume.

SRB-406G Datasheet


Product Information

The SRB-406G mounts in civil aviation life rafts and automatically activates when the inflatable deploys in water. The SRB-406G is Cospas-Sarsat approved and satisfies FAA non-rechargeable lithium battery special conditions when installed in the life raft. 

Features

  • Lithium battery pack approved to FAA TSO-C142a
  • GPS internal navigation device
  • Dual frequency - 121.5 and 406.04 MHz
  • Compact lightweight design
  • Rugged design
  • Replaceable battery pack
  • Replaceable antenna
  • Manual or automatic activation
  • Self-test function tests battery, phase locked loop, RF power, and RF frequency

Specifications

  • Frequency: 121.5 MHz, 406.04 MHz
  • Output power: 46.04 MHz 37dBm (5W) nominal; 121.5 MHz 17 dBm (50mW) nominal
  • Transmitter duty cycle: 37dBm (5W) nominal digital signal every 50 seconds, for 520 ms duration
  • Homing signal tone frequency: 700 Hz sweep between 300 and 1600 Hz
  • Operating temperature range: -20 °C to 55 °C (-4 °F to 131 °F)
  • Antenna: Flexible, omnidirectional, vertically polarized, field replaceable whip, patch LHCP
  • Compressive packing load: 100 lbs/sq. in. (6,895 kPa)
  • Battery operating life: 406.04 MHz, 24 hrs at -20 °C; 121.5 MHz, 48 hrs (minimum) at -20 °C
  • Battery expiration date: 7 years from DOM
  • Auxiliary ground plane: required for installation on life rafts
  • Dimensions:
    • 4.22 in Height x 3.60 in Diameter
  • Weight:
    • 1.43 lbs

Certification / Compliances

  • TSO-C126b, TSO-C142a, C/S T.001, FCC (SDoC)
  • Industry Canada (IC): 4628A-SRB406GELT1
  • ETSO-2C126b (per FAA/EU Bilateral Treaty Agreement)

SRB-406 S-type ELT

The SRB-406 S-type ELT is a triple frequency emergency locator transmitter which provides satellite-based position locating during search and rescue operations.

SRB-406 Datasheet


Product Information

The SRB-406 is used on survival raft or slide raft devices and automatically activates when the inflatable is deployed in water.  The SRB-406 is available as a single antenna or a dual antenna model.  The single antenna version is used on non-reversible, self-righting rafts while the dual antenna version is used on reversible rafts.  The SRB-406 may also be purchased with an optional float, making it a portable unit accessible to aircraft personnel in the cabin.

Features

  • Triple frequency - 121.5, 243.0, and 406.028 MHz
  • Manual or automatic activation
  • Self-test function tests battery voltage, phase locked loop, RF power, and RF frequency.
  • Flame-retardant
  • Compact lightweight design
  • Replaceable battery pack and antenna(s)

Specifications

  • Frequency: 121.5 MHz, 243.0 MHz, 406.028 MHz
  • Transmitter duty cycle: 5 watt digital signal every 50 seconds, for 440 MS duration
  • Homing signal tone frequency: 700 Hz sweep between 1600 and 300 Hz
  • Homing signal tone sweeping rate: 2 to 4 times per second
  • Operating temperature: -20 °C to 55 °C (-4 °F to 131 °F)
  • Homing signal operating range: 100-280 miles, subject to atmospheric conditions, receiver altitude, and sensitivity
  • Antenna: flexible, omnidirectional, vertically polarized, field replaceable whip
  • Compressive packing load: 100 lbs/sq. in. (6,895 kPa)
  • Dimensions:
    • Single & dual antenna ELTs: 6.0 in L x 2.5 in W x 2.5 in H
    • ELT with float option: 6.0 in L x 6.0 in W x 10.25 in H
  • Weight:
    • Single antenna ELT: 1.69 lbs
    • Dual antenna ELT: 1.81 lbs
    • ELT with float option: 2.69 lbs

Ordering Information

Description

Part Number

SRB-406 Single Antenna ELT

P3-03-0041-001

(-901 for non-USA)

SRB-406 Dual Antenna ELT

P3-03-0041-002

(-902 for non-USA)

SRB-406 ELT with Float

P3-03-0041-010

(-911 for non-USA)

Optional Mounting Bracket

P3-03-0057-001

 

Certification / Compliances

  • TSO-C126, TSO-C142, TSO-C91a, C/S T.001, JTSO-2C126
  • Industry Canada - # IC: 4628A-P3030041001
  • ANATEL (Brazil) - # 4297-14-4957

SRB-10/11 ELT

The SRB-10/11 ELT is a dual frequency emergency locator transmitters used on survival raft or slide raft devices.

SRB-10_11 Datasheet


Product Information

The SRB-10 and SRB-11 are used on survival raft or slide raft devices and automatically activate when the inflatable is deployed in water.  The single-antenna model, SRB-10, is designed for non-reversible, self-righting rafts.  The dual-antenna model, SRB-11, is designed for reversible rafts.

Features

  • Dual frequency – 121.5 MHz and 243.0 MHz
  • Manual or automatic activation
  • Small, lightweight profile
  • Rugged design
  • Replaceable battery pack and antenna

Specifications

  • Frequency: 121.5 MHz, 243.0 MHz
  • Tone frequency: 700 Hz sweep between 1600 and 300 Hz
  • Tone sweeping rate: 2 to 4 times per second
  • Operating temperature: 0°C to 40°C
  • Operating range: 100-280 miles, subject to atmospheric conditions, receiver altitude, and sensitivity
  • Battery operation life: 50 hours
  • Battery service life: 3.5 years
  • Antenna: flexible, omnidirectional, vertically polarized, field replaceable, whip
  • Volume envelope: 22.3 in3
  • Weight:
    • SRB-10 ELT: 24 oz
    • SRB-11 ELT: 27 oz

Ordering Information

Description

Part Number

SRB-10 ELT

P3-03-0029-010

SRB-11 ELT

P3-03-0030-010

Battery Pack

P4-01-1000-010

 

Certification / Compliances

TSO-C91a