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Why Uniformity and Repeatability of Stimulation is Not Essential to HALT & HASS by Dr. Gregg Hobbs

by Sharon | Jul 17, 2017 | Papers

Introduction It is generally thought that uniformity and repeatability are essential to vibration and temperature screening and other testing activities. It has been found by the author that neither uniformity nor repeatability of vibration nor thermal profile is...

Pitfalls to Avoid in HALT and HASS by Gregg K. Hobbs, Ph.D., P.E.

by Sharon | Sep 30, 2016 | Papers

Much has been written on what to do in HALT and HASS. What not to do should also be discussed in order to enforce the positive. Some of the most commonly occurring mistakes will be discussed and it will be pointed out why each is a mistake. The mistake is first stated...

HALT AND HASS THE ACCEPTED QUALITY AND RELIABILITY PARADIGM by Dr. Gregg K Hobbs

by Sharon | Sep 30, 2016 | Papers

INTRODUCTION HALT (Highly Accelerated Life Tests) is a method aimed at discovering and then improving weak links in the product in the design phase.  HASS (Highly Accelerated Stress Screens) is a means of finding and fixing process flaws during production.  Both...

Seven Habits of Highly Effective Product Development by John Lenss

by Sharon | Sep 30, 2016 | Papers

Presented at ARTS 2000 In product development today, one question that always seems to come up is “how are we going to get our products to market quicker and still not sacrifice quality”?  At least I like to think everyone adds the second caveat. In this...

Evolution of HALT & HASS on Aerospace Programs by Aldo Fucinari

by Sharon | Sep 30, 2016 | Papers

Abstract:   Recent high profile failures of avionics Lithium Ion battery systems and concentration on reduced design cycles seems to imply that there are still failure rates in aerospace programs. This paper is based on another written by Dr. Gregg Hobbs (the inventor...
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Recent Posts

  • Why Uniformity and Repeatability of Stimulation is Not Essential to HALT & HASS by Dr. Gregg Hobbs
  • Pitfalls to Avoid in HALT and HASS by Gregg K. Hobbs, Ph.D., P.E.
  • HALT AND HASS THE ACCEPTED QUALITY AND RELIABILITY PARADIGM by Dr. Gregg K Hobbs
  • Seven Habits of Highly Effective Product Development by John Lenss
  • Evolution of HALT & HASS on Aerospace Programs by Aldo Fucinari

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