Tuesday, February 15, 2011

Notes from the 2/8 meeting

Business:
goal price under $100
want idea of battery life
target brightness around 800 lumens

Lamp Head:
real surgical lamps are ~2,600 lumens - ours doesn't need to be so bright
we should try to get our head to be big - close to 20" to reduce shadows
need LEDs with smaller beam angle although we can use these for an initial prototype
should try bike rim, pot, and fan cage

Generator:
Waveform looks decent
lots of noise
connections need to be tightened up

Next week:
start working on three heads
put new rectifier on he generator
glue magnets on the generator
maybe make the generator stand stronger

Action Items:
Dan: call dad about surgical light, look for NGOs
Jack: look for NGOs
Pat: get a fan cage and a pot
Melissa: look up cellphone battery life (for at least a couple different models of phone), talk to Mike Lee about training
Elliot: post article online, take pictures of the current lamp prototype for the general body meeting
Mike: Get an estimate of the power one can generate from the foot pump generator
Steve: work on ppt for the general body meeting next week, get former MBA team members in touch with Dan
Liz: Get developing country bike statistics (cost, availability, etc)

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