BD406 | PBD406

(Remote) Emergency Beacon Locator

The BD406 & PBD406 Emergency Beacon Locator is a high-performance signal decoder designed for precise GPS-based distress signal detection. Available in panel mount (2 ¼ inch) or portable versions, it provides direct navigation to distress beacons, even in adverse conditions. Ideal for rescue crews, airport services, and SAR monitoring, with a wide range of accessories for flexible use.

Part Number: BD406/PBD406

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High perfomance emergency signal decoder, providing rescue crews and first responders with highly accurate GPS position information of aircraft in distress. Available in panel mount or portable versions.

Your Benefits

  • Direct navigation mode toward the position of the distress beacon
  • Complimentary solution to existing homing systems without 406 MHz detection capability
  • Portable or panel mount 2 ¼ inch design
  • Highly sensitive decoder to receive distress signals over long distances and in adverse conditions
  • Displays the exact position and identity of the beacon
  • Optional for use as a SAR monitoring system for airport services
  • Available as remote device without control head
  • wide range of accessories: antennas, carry equipment e.g. for car mounting
BD406 / PBD406 Specifications
Nominal Voltage BD406: 9…32 VDC
PBD406: 9…36 VDC (nominal external supply voltage), 12 VDC (battery voltage – nominal)
Dimming Control 14 VDC or 28 VDC
Frequency Range 406.020…406.081 MHz
Temperature Compensated VCO Long-Term Stability ≤ ±5 ppm after 10 years
Operating Temperature (as per RTCA DO-160E) BD406 with control head: -15…+55 °C (short-time -40…+70 °C)
PBD406: -15…+50 °C
Operating Altitude (as per RTCA DO-160E) BD406: 15,000 ft
PBD406: n/a
Vibration (as per RTCA DO-160E) BD406: Fixed wing Category S (Curve M)
PBD406: Rotary wing Category U (Curve G)
Receiver Data COSPAS/SARSAT analysis: Reception, analysis, correction of COSPAS/SARSAT data signal
Modulation (data encoding): Biphase L-phase +1.1 / -1.1 rad
Bit rate: 400 bps ±1%
Digital messages: Short Message 112 bit, Long Message 144 bit
Sensitivity: -104…0 dBm @ 50 Ω
Dynamic range: -104…0 dBm
Nominal impedance of antenna input: 50 Ω
Absolute max. input power at antenna input: +30 dBm
Display Graphic 128×64 dots – LCD, white or NVG compatible backlight
Interfaces RS232, RS422, ARINC 429
Weight BD406 with control head: ≤700 g (1.54 lb)
PBD406: ≤3700 g (8.16 lb)