[Noisebridge-discuss] Possible free motion sensor boards

Praveen Sinha dmhomee at gmail.com
Wed Feb 18 01:38:02 UTC 2009


Yo!

Actually I'll kick down like $50 for myself and other people to play with...

On Tue, Feb 17, 2009 at 5:26 PM, Rachel McConnell <rachel at xtreme.com> wrote:
> OK the guy wrote back and it looks likely that we can have some.  How
> many? 900 is an awful lot...
>
> Mitch: 200?
> Daniela: how many would you use?
> Michael: how many for you?
>
> anyone else have ideas?
>
> I'd like to get back to him later tonight, or tomorrow at the latest,
> since I took so long the first time around, and ideally I have a number
> to ask about.
>
> Reasons why we should ask for all of them are also acceptable!
>
> Rachel
>
> Mitch Altman wrote:
>> Hey Rachel,
>>
>>
>> Total score!  I can use lots of these!  I'd love to use them for a
>> project for the walls of Noisebridge.  It will involve lots of RGB
>> LEDs!  Can we have at least several hundred?
>>
>>
>> Thanks,
>> Mitch.
>>
>>
>>
>>
>> --------------------
>>
>>> Date: Wed, 11 Feb 2009 10:46:42 -0800
>>
>>> From: rachel at xtreme.com <mailto:rachel at xtreme.com>
>>
>>> To: noisebridge-discuss at lists.noisebridge.net
>> <mailto:noisebridge-discuss at lists.noisebridge.net>
>>
>>> Subject: [Noisebridge-discuss] Possible free motion sensor boards
>>
>>>
>>
>>> My coworker forwarded me this:
>>
>>>
>>
>>> ----
>>
>>>
>> http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MESELX:IT&item=320339893525
>> <http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MESELX:IT&item=320339893525>
>>
>>>
>>
>>> i know the seller and he is willing (due to poor response on ebay) to
>>
>>> donate to non-profit or sell on the cheap to a good cause.
>>
>>> could anyone put these to use?
>>
>>> ----
>>
>>>
>>
>>> I took a look at the auction (and indeed there are no bids) and the
>>
>>> pieces look very interesting. From the auction:
>>
>>>
>>
>>> "Up for bid are 900+ PIR sensor circuit boards (photos 1, 2, & 3). These
>>
>>> new boards were planned for use in a hands free mobile phone device
>>
>>> (photo 4). The PIR op-amp circuit is designed to sense a "hand wave"
>>
>>> and the circuit boards also include a sound amplifier as well as
>>
>>> additional circuitry (I'm no expert so please see circuit diagrams for
>>
>>> information - Photos 9, 10, 11 & 12). I believe the circuit also
>>
>>> contains a once-programmable controller chip."
>>
>>>
>>
>>> I'm inclined to reply saying, please donate some of these to
>>
>>> Noisebridge. My question is, how many? 900 is too many (although they
>>
>>> are smaller than shelves). Does anyone have a project idea for lots?
>>
>>> I'd think that for general hacking, 100 would last us Forever.
>>
>>>
>>
>>> Rachel
>>
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