Industrial costs vs. Do it yourself costs

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Discussion Overview

The discussion revolves around the costs associated with industrial optical instrumentation for temperature measurement compared to the potential for DIY solutions. Participants explore the financial justifications for high industrial prices, the feasibility of building such instruments independently, and the complexities involved in DIY projects, particularly those requiring advanced technology like thermographic phosphors.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested
  • Conceptual clarification

Main Points Raised

  • One participant notes the stark price difference between industrial instruments (over $4,000) and DIY solutions (less than $100) and questions the justification for such high costs.
  • Another participant outlines various cost factors for industrial equipment, including R&D, assembly, testing, calibration, sales, and support, suggesting that these contribute to high prices.
  • Liability insurance and regulatory compliance costs are mentioned as additional factors influencing pricing.
  • Some participants express encouragement for DIY projects, emphasizing that building equipment can be a valuable learning experience, though caution is advised regarding the viability of turning such projects into a business.
  • Concerns are raised about the complexity of building certain instruments, particularly those involving thermographic phosphors, which may require specialized equipment and expertise.
  • One participant discusses the feasibility of using alternative technologies, such as LEDs and photodiodes, for measuring phosphorescence, suggesting that advancements in technology may make DIY solutions more accessible.
  • Another participant questions the practicality of using thermocouples or IR thermometers for the intended application, citing specific requirements for accuracy and size.

Areas of Agreement / Disagreement

Participants generally agree that industrial costs are influenced by multiple factors, but there is no consensus on the feasibility of DIY solutions for complex instrumentation. Some express optimism about building equipment independently, while others caution about the challenges involved.

Contextual Notes

Participants acknowledge that building DIY instruments may involve significant calibration and technical challenges, particularly for advanced applications. The discussion highlights the importance of understanding the specific requirements and limitations of the intended projects.

Who May Find This Useful

Individuals interested in optical instrumentation, DIY electronics, cost analysis of industrial equipment, and those considering building their own scientific instruments may find this discussion relevant.

  • #31
UPDATE:

IT WORKS! I got the basics of a single sensor working and just finished testing it and it works BEAUTIFULLY. So much better than I even anticipated actually. I think I might even be able to achieve much greater accuracy and response time than I had even anticipated. I just got to finish fine tuning the amplification circuit and do some more work on the algorithms but after that I am ready for calibration! w00t!

BTW, my total costs are still about 3% of that of industrial versions of this sensor!
 
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  • #32
Topher925 said:
BTW, my total costs are still about 3% of that of industrial versions of this sensor!

Even factoring in a cost for your time?
 
  • #33
FredGarvin said:
Even factoring in a cost for your time?

I'm a grad student Fred. So maybe like 4%.
 
  • #34
Topher925 said:
Nope, not at all. I'm an ME not an MBA major.

I've tried asking for samples from all these places and got nothing. Not even samples for a few LEDs. Most companies these days won't give out samples to universities but only to major OEMs and manufacturers. For Example; http://www.marktechopto.com/Sample-Cart/leds-sample-cart-start.cfm?part_number=LC503FPG1-15Q-A3
Unfortunate. I thought you were a part time grad student - working for somebody doing a high altitude wind turbine project at some point?
 
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  • #35
I used to be but not anymore. It was a venture capital project which was having issues with funding. Given the state of the economy and the way the project was headed I decided to be a full time grad student.
 

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