Brandywine - Compact Airborne Timing Unit (CATU)

  • Ruggedized
  • Flight Qualified
  • Available with vibration-isolated OCXO or CSAC Oscillator options
  • Gigabit Ethernet
  • GNSS, SAASM, or M-Code supported
  • Designed for GPS denied environments

GPS Antenna Input
Signal Type GPS CA
GPS P(Y) (optional)
GPS M-Code
Input Signal Level (at receiver RF connector) P(Y) on L1:    -153 dBW to -121 dBW
P(Y) on L2:    -153 dBW to -124 dBW
C/A on L1:    -150 dBW to -119 dBW
Minimum Operating Bandwidth L1 1575.42 MHz ± 10.23 MHz
L2 1227.60 MHz ± 10.23 MHz
Input Impedance 50 Ω (nominal)
Input VSWR 2.5:1 maximum at center frequency of L1 and L2.

Power
Number of Inputs 1
Voltage 28VDC per MIL-STD-704F
Rated Current Draw 1A
Interface Type IS-GPS-154

Phase Noise
G-sensitivity 5x10-11/G
Vibration Frequency Range 10Hz-2000Hz
Allan Deviation 1 second 1x10-11
10 seconds 1x10-11
100 seconds 5x1011

1PPS Output
No. of Outputs 2
Signal Type Per ICD-GPS-060B
Signal Rate 1 pulse per second
Rising Edge On Time
Rise Time <50ns
Signal Type Sinusoid
Fall Time <100ns
Pulse Width 20 µs ±5% default
Output Amplitude 10V ±10%
Coherency 1PPS = 10MHz/106

10 MHz Output
Signal Type Sinusoid
Output Frequency 10 MHz
Output Amplitude 13dBm/1Vrms
Harmonic Distortion -30dBc
Frequency Accuracy (Locked) 1x10-12 avg. over 24 hours
Holdover 1µSecond 24 hours

Ethernet Interface
Signal Type Gigabit Ethernet (IEEE 802.3ab)
Protocols Supported NTPv4, SNMPv3, SSH

Physical
Dimensions 7.29” x 4.52” x 2.36”
(185.166mm x 114.808mm x 59.944mm)
Weight 3 lbs. (1.36 kg) nominal
Connectors J1        Antenna, SMA
J2, J3  1PPS SMA
J4, J5  10 MHz SMA
J6        D-Sub17 for KLIF, DS/101-232
J7        1Gb Ethernet
Battery MMCx
Antenna Supply 5V @ 35mA

Environmental
Operating Temperature -40°C to +55°C
Altitude 41000 ft.
Humidity 95% non-condensing
Environmental Certifications Tested to the following specifications:
MIL-STD-810F, MIL-STD-461: CS101, CS114, CS115, CS116

More Product Information

Brandywine Communications

Brandywine Communications Inc. offers superior products to the time and frequency marketplace. Our mission is to provide the finest equipment coupled with excellent before and after sale service. Our staff of dedicated professionals, based in Tustin, CA, represents over 100 years of collective experience in design, manufacturing and sales of precision time and frequency products. Many of our products are made here in the United States, which allows for quick turnarounds and custom design. 

Products from Brandywine Communications range from components such as Oven Controlled Oscillators to complete timing systems like the top of the line High Performance Timing System (HPTS). 

Several state-of-the-art time and frequency systems are available from Brandywine. The system product line includes single and dual-redundant models, GPS synchronization and a wide range of oscillator choices: TCXO, OCXO, high-stability OCXO and Rubidium types. GPS choices include both C/A code and SAASM models. 

Brandywine also is the premier North American distributor of Oscilloquartz, a subsidiary of ADVA Optical Networking. Oscilloquartz is a premier synchronization supplier for telecommunications for wireline and wireless infrastructures throughout the world. This partnership creates a powerhouse of timing and telecommunications that expand Brandywine's services to their customers in the US and Canada. 

We supply several major market segments including: Aerospace, US and Municipal governments, telecommunications, US military, power utilities, financial institutions, test ranges, automotive industry, healthcare and schools. 

Brandywine Communications, Inc. is certified as a Small Business Organization with the United States Small Business Administration (SBA’s 8(a) Certification Program) and is registered on the System for Award Management (SAM.gov) website which makes us eligible for all awards or grants specified under this provision.


Contact Details 

Brandywine Communications Inc. - Ultra-Precision Time & Frequency 

2921 Daimler Street, Santa Ana, CA 92705, USA 

Phone: +1-714-755-1050 

Email: support@brandywinecomm.com

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Brandywine - Compact Airborne Timing Unit (CATU)