405035A Cobham Aviator SDU Satellite Data Unit, for 700
The Satellite Data Unit is a critical component of the AVIATOR 700 system, seamlessly integrating Aero-H+ and Swift64 services.
It enables robust communication features, including built-in handsets, ARINC 429 support for essential aircraft systems, and connectivity via Ethernet, ISDN, and RS422.With no need for forced cooling and advanced features like Built-In Test Equipment (BITE) and detachable Configuration Module (CM), the SDU ensures reliable data transmission and management, making it ideal for tactical, VIP, and commercial aircraft platforms.
This pack includes the SDU(Satellite Data Unit): part# 405035A only.
405035A Features

  • Seamless integration of Aero-H+ and Swift64 services into one unit
  • No forced cooling required
  • Built-in CTU connects up to six (standard or wireless) handsets incl. two 2-wire (RJ-11/ POTS) interfaces – no converter box required. Detachable Configuration Module (CM)
  • Built-In Test Equipment (BITE)
  • ARINC 429 for IRS, AHRS, ACARS, MCDU, CMU, AFIS, CPDF
  • RS-232C port for Portable Data
  • Loader/Configuration Management Terminal (PDL/CMT)
  • Ethernet connectivity
  • ISDN connectivity
  • RS422 connectivity
  • FAA PMA
405035A Specifications

  • Weight: 7.2 lbs (3.5 kg)
  • Dimensions: 12.62 x 3.56 x 7.62 in (320.5 x 90.4 x 193.5 mm)
  • Power: 28 VDC (max), 30 W (typical), 50 W (incl. handsets and DLNA)
  • Altitude: MSL to 55,000 ft
  • Temperature: -25°C to 55°C
  • Connectors: Rear: ARINC 404A, Front: SUB-D 15 Female
AVIATOR 700 SYSTEM REFERENCE – SEE BELOW……………………………………………………………….
The Swift Broadband Unit is a compact, high-performance module designed for seamless satellite communication integration on aircraft.
It supports up to eight simultaneous voice calls and provides IP Packet or streaming SwiftBroadband data.
With built-in Ethernet connectivity, a router featuring six ethernet interfaces, and a wireless access point, it allows multiple devices to connect effortlessly.
This lightweight, two MCU unit is energy-efficient, requires no forced cooling, and integrates easily with existing systems. FAA PMA certified, it’s ideal for reliable in-flight connectivity.
The AVIATOR 700 system is comprised of four main units:
  • The 405035A Satellite Data Unit (SDU)),
  • the 405014A High Power Amplifier (HPA),
  • the 405040A SwiftBroadband Unit (SBU) and
  • the 40405013A Type F Diplexer and Low Noise Amplifier (DLNA).
AVIATOR 700 SYSTEM OVERVIEW
The Cobham AVIATOR 700 system is engineered to take advantage of the latest technologies, such as, SwiftBroadband for increased reliability and connectivity.
The SwiftBroadband Background Data and Standard Voice channel allow users to access a shared data channel and a compressed high-quality voice channel at the same time.
The Aviator 700 System is a mounted Aeronautical Communication System supporting simultaneous voice and data communication though Inmarsat SwiftBroadband satellite service.
The standard 700 system components consist of the following Items:
 SDU (Satellite Data Unit) 405035A (TT-5035A)
 HPA (High Power Amplifier) 405014A (TT-5014A)
 SBU (Satellite Broadband Unit) 405040A (TT-5040A)
 Type-F DLNA (Diplexer and Low Noise Amplifier) 405013A (TT-5013A)
 HGA (High Gain Antenna) e.g. 405007A 
 RF-Splitter 405038A-003 (TT-5038A-003)
 RF-Coupler 405038A-004 (TT-5038A-004)
AVIATOR 700 is an Inmarsat SwiftBroadband HGA (Class 6) System supporting:
• Single Channel SwiftBroadband
• Circuit-switched standard voice
• Background IP up to 432 kbps
• Streaming IP at 8/16/32/64/128 kbps
• SB X-Stream services
• ISDN service or 3.1 kHz audio
Inmarsat Satellite Land Earth Station – RAN Cobham AVIATOR
Description of Equipment:
The 405013A Type F Diplexer and Low Noise Amplifier (DLNA) supports the SwiftBroadband aeronautical satellite communications service.
The transceiver meets the applicable requirement of RTCA/DO-210D “Minimum Operational Performance Standard for Geosynchronous Orbit Aeronautical Mobile Satellite Services (AMSS) Avionics”.
The 405040A(SBU) & The 405035A(SDU) supports Inmarsat SwiftBroadband signals using BPSK, QPSK and 16QAM.The SDU/SBU signals are combined and amplified for transmission by the 405014A(HPA).
The AVIATOR 700 is a unique multi-channel solution.
It combines global voice, fax and data capabilities of the Inmarsat Classic Aero, SwiftBroadband and Swift64 service.
The AVIATOR 700 system provides one baseband communication channel capable of supporting simultaneous full-duplex of SwiftBroadband functionality.
The System functions in the 1525 – 1559MHz receive band and 1626.5 – 1660.5MHz transmit band.

Brand

Aviator