North Hills Signal Processing
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Products: Data Bus

North Hills is a leading world wide supplier of MIL-STD-1553 data bus couplers, testers, and accessories such as cable, connectors, terminators, dust caps, etc. We are a one-stop shop with a variety of custom and off-the-shelf products. Our data bus couplers use transformers with superior performance and product consistency, manufactured in accordance with MIL-T-21038 with excellent common mode rejection ratios. North Hills has been designing and manufacturing transformers since 1953 and is an approved supplier for all major military programs.

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A comprehensive tutorial on data bus can be found in Application Note 251: Factors in the Selection of MIL-STD-1553 Couplers, Connectors and Harnesses

  • MIL-STD-1553 Data Bus Couplers
    North Hills line of In-Line and Box-Type Data Bus Couplers and Terminators offer MIL-STD-1553 users devices with up to eight (8) transformer coupled output ports. These units are available with or without internal terminations and can be supplied with a variety of different connectors and cables (MIL-C-17/176-00002 is standard).

  • MIL-STD-1553 Space Qualified Data Bus Couplers
    North Hills has developed a wide variety of couplers suitable for installation on satellites or lift vehicles. They are available as either In-Line or Box-Type Couplers but can also be supplied in configurations that meet your custom specifications and withstand your special environmental requirements. North Hills can also provide complete harness assemblies designed to your specifications.

  • MIL-STD-1553 Network Testers
    North Hills offers the easy-to-use DBT100A handheld tester for system integration applications as well as the rugged DBT500 for severe environments. Both testers are able to quickly troubleshoot or test MIL-STD-1553B Data Bus Networks and will detect shorts, opens, crossovers and shorts-to-shield on both bus and stub connections.
  • Data Bus Relay Devices
    North Hills offers a series of bus switching relays designed for use in the test and simulation of MIL-STD-1553 data buses. They are particularly useful in reconfiguring bus systems.

  • Data Bus Transformers
    The North Hills DX Line of Data Bus Transformers has been designed specifically for MIL-STD-1553 applications and provides superior wave shape characteristics and extra margin of CMR.

  • Data Bus Cable Assemblies & Accessories
    We stock standard lengths of patch cords and accessories for the MIL-STD-1553 interface. Accessories include Terminators, Triax Cable Plugs, Bulkhead Cable Jacks, etc.   For flight applications or on the test bench, North Hills has the right accessory for you.

Application Notes:

The North Hills Data Bus On-line Store facilitates convenient quick-response purchases of popular stock items.

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North Hills™ Signal Processing
A Porta Systems Company
6851 Jericho Tpke., Suite 170
Syosset, NY 11791
Tel: (516) 682-7740 Fax: (516) 682-7704

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