World Class Engineering Expertise

From Field Engineers that travel the world working with customers to our on-site Engineers, Howell Instruments has the capabilities to solve any problem.


Howell’s engineering team comprises experienced engineers, technicians, and designers skilled in all levels of prototype, intermediate, and production engineering.

Circuit Design

  • Digital Circuit Design: Covers the full gamut from simple circuits with discrete components to microcomputer design using the latest highly integrated single chip computer.
  • Analog Circuit Design: Our staff has extensive experience in analog circuit design including integrators, differentiators, operational amplifiers, instrumentation amplifiers, comparators, etc.
  • Data Acquisition: Ability to acquire and digitize all relevant signals associated with turbine engines, atmospheric data, and airframe data.

Printed Circuit Board (PCB) Design

  • Multiple numbers of layers, components and sizes
  • Solid model (step file) generated to facilitate modeling of the final product
  • Impedance driven routing for high-speed circuits
  • Through-hole and surface mount technology supported
  • Panelized boards for use with pick and place equipment

Custom Cabling

  • Designed and manufactured in-house
  • Ability to design and manufacture unique cabling to including thermocouple pairs, twisted shielded pairs, overall shields, etc.

Engineer On Computer

Software Design and Development

  • Windows software development
  • Linux software development
  • Real-time software development (Vx Works)
  • Deeply Embedded Hard Real Time/Bare Metal software development
  • FAA Certified development process/DO-178B

Mechanical Design

  • Electro-mechanical packaging
  • Solid Modeling
  • 3D dynamic rendering/animation
  • Tooling and Mold Design

Product Life Cycle Management

  • Reverse engineer and update obsolete designs
  • Highly Accelerated Life Test (HALT) performed in-house to extend product service life


Field Engineering Services

From concept to production, Howell Instruments integrates experience, proven ability and cutting-edge technology to engineer products for specific aviation needs. Our Field Engineers travel the world working with customers to define requirements and develop practical, affordable solutions.

Field Engineering

  • Customer on-site evaluation of requirements and parameters
  • Design modification of an existing product
  • Collaboration with customers to develop innovative new designs for specialized requirements
  • Project management with the flexibility to manage both small production runs and large-scale contracts with speed and responsiveness
  • Qualified, knowledgeable staff experienced in a wide array of military and commercial aviation sectors
  • Training seminars conducted at customer site or at our corporate training facility
  • Worldwide resources and representatives

Technical Publications

Staffed with experienced writers and illustrators, our in-house Technical Publications department works in conjunction with engineers to produce a full spectrum of support documentation for Howell products and services.

  • Technical Manuals
  • Functional Descriptions
  • Training Manuals and presentations
  • Illustrated Parts Lists
  • Test plans and procedures
  • Various technical reports, design reviews, and evaluations
  • Marketing brochures and collateral

Howell Meets With Military