Installation and Operation
Scope of Functionality
DV16401.03 Issue 04 May 2021 BD406/PBD406 17
1.4 Scope of Functionality
• The device(s) receives, decodes and processes COSPAS/SARSAT distress signal in a
range of 406.020...406.081 MHz.
BD406 with control head:
• The BD406 with control head is a single block device made for installations in fixed and
rotary wing aircraft.
• BD406 dimensions correspond to the standard instrument diameter of 58 mm (2¼ inch).
o It can be installed with four screws (rear panel installation).
o All controls and indicators are on the front panel.
o The equipment connectors and the antenna sockets are at the rear of the device.
BD406 without control head:
• The BD406 without control head is a single block remote-controlled device made for
installations in fixed and rotary wing aircraft.
o It does not have a control head or user interface (remote-controlled).
o The equipment connectors and the antenna sockets are at the rear side of the device.
• Installation: For dimension see "BD406 without Control Head" page 41 and "BD406
without Control Head with Mounting Kit MK4401" page 42.
o Use the mounting kit MK4401 to install the device in the avionic bay environment.
PBD406:
• PBD406 is the portable version with its own battery, internal speaker, battery charger and
inputs for RX and GPS antennas.
• It includes a BD406 single block device with control head.