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Posts Tagged ‘Shenzhen sourcing challenge’

Shenzhen Hua Qiang Bei market visit report

Thursday, December 6th, 2012

Our mission to Shenzhen, China was two fold. We wanted to walk and map the huge Huaqiangbei electronics wholesale market. For a more in-depth review of the market check out our previous Global Geek Tour of Shenzhen, China. All our projects are built with parts from this market, understanding it...

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Recent Comments

  • Pekka Akselin: This is ridiculous!? :-) We are back at 256(!) byte EPROMs that needed multiple, a handful, of voltages to run! :-(
  • KH: Let's try a back-of-envelope calc balancing energies. From MCP1700 datasheet, there are graphs for a 200mA load step. Estimate the energy shortfall as 12uJ. Say...
  • Daniel: It's been a week and my comment is still awaiting moderation. Apparently the CIA doesn't want their involvement known?
  • KH: Agree, so okay, I guess he must have learned from somewhere. 100nF and 1000uF is so far apart, that was jarring; it's more magic incantation...
  • Max: I have a suspicion the hefty electrolytic cap might be some sort of cargo cult carry-over from other RF-based projects - for instance, I've seen...