156B Week 9

Overview of Status of Analysis, Design, Fabrication, Tests, etc.

• • Mass fabrication to begin ASAP, parts coming in this week

  • Will try to test with mice this week

  • PCB's finished and ordered

  • Acrylic materials have been lasercut for 8 cages

Accomplishments from Previous Week

• • Prototype complete

  • Most parts for 8 cages have been ordered

  • Basic LabVIEW programming progress

  • Able to use 100g sensor instead of 780g for better resolution

  • Finished designing and ordered PCB

Goals for Next Week (list names after each item). Use specific and measurable objectives.

• • Finish mass fabrication by the end of next week (all)

  • Finish Labview programming for all 8 cages (Aaron)

    • Put together, screw, and superglue acrylic housings (Cheuk)

  • Assemble hopper and load cell combo (Ben)

    • Cut and alter cage with attachments & grating (Jeremy)

  • Test system with professor (all)

Sponsor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)

• • Overall, he is pleased and excited for the final product (5/19 - in person)

Instructor Comments from Last Meeting and Actions Taken to Address these Comments (indicate date of comments and if via email or in person)

• • Make it easier for the hopper to align with the grating -- don't make it adjustable (5/20 - in person)

    • Thinking of possibly making the gratings perpendicular

  • Talk to Tom about making fabrication easier (5/20 - in person)

    • Will do during fabrication

Comments from Other Students in the Class (indicate date of comments and if via email or in person)

• • Overall, positive remarks from classmates

  • Test with mice as much as possible (5/20 - email)

    • Good to keep in mind

  • Will the mice be able to reach the food (5/20 - email)

    • Testing is high priority.

Risks and Areas of Concern

• • Finishing on time

  • Have 8 fully functional, mouse-accessible cages

Resources or Information Required but not Available

• • N/A

Schedule

• • Finish laser cutting acrylic by Wed 5/27

  • Finish product by Friday, Week 10

  • Update Gantt chart.

Budget (list amount spent and amount remaining)

• • $1249.07 spent and $750.93 remaining

  • Home Depot expenses still need to be added (less than $50)

Progress on Report and Webpage

• • Edits will be made as soon as feedback from students comes through