[Noisebridge-discuss] radiations sensors- radioactive parts

daniela Steinsapir danielast at gmail.com
Mon Apr 27 18:27:14 UTC 2009


 Thank you Michael!. I will take them.

Daniela

On Mon, Apr 27, 2009 at 11:21 AM, Michael Shiloh <
michaelshiloh1010 at gmail.com> wrote:

> Just like robots, people are more dangerous than the technology.
>
> Hey, I have a bunch of old smoke detectors also. Didn't know what I was
> saving them for until now. If anyone wants them, for this or other
> experiments, let me know.
>
> M
>
>
> Rich Humphrey wrote:
>
>> Hey-
>>  Yes, I am interested. I have some Geiger counters, which are fun to play
>> with. Also, it's really easy to interface a 600 volt geiger-meuller tube to
>> 5 volt logic, with only resistors!
>>
>>  They're only one way to sense radiation, there are a few others, which
>> I'm not as familiar with and I'd like to learn about.
>>  Note that this is important science to safeguard, New York City has
>> outlawed Geiger Counters without a permit on the grounds that there is no
>> reason for the general public to have them and they could cause a panic.
>> Never mind that they were invented 105 years ago! (This is a very scary
>> attempt to limit information by controlling one's ability to analyze one's
>> own environment!)
>>
>>  If you want to test things I have some harmless test samples as well as
>> some very old smoke detector parts that make radiation nicely. Also have a
>> coolidge x-ray tube, but I haven't hooked it up yet. I have made x-rays with
>> an old TV diode tube though, it's really easy to wire up.
>>
>>  I also have all the stuff for a simple cloud chamber, and I haven't had
>> the chance to do it yet.
>>
>>  If anybody wants to play with atoms let me know!
>>
>> =Rich
>>
>> P.S. All this stuff is harmless, unless you EAT a sample or something.
>> X-rays can be dangerous, but are not anywhere even close to being as
>> dangerous as people think!
>>
>>
>> -----------------------------------------------------------
>> Richard Mortimer Humphrey
>> General Specialist
>>
>> --- On Mon, 4/27/09, daniela Steinsapir <danielast at gmail.com> wrote:
>>
>>  From: daniela Steinsapir <danielast at gmail.com>
>>> Subject: [Noisebridge-discuss] radiations sensors- radioactive parts
>>> To: "<noisebridge-discuss at lists.noisebridge.net>" <
>>> noisebridge-discuss at lists.noisebridge.net>
>>> Date: Monday, April 27, 2009, 10:18 AM
>>>  hi there
>>>
>>>  is anybody interested in radiation sensors and or in
>>> radioactive materials?
>>>
>>> let me know!
>>>
>>> D
>>>
>>> --
>>> www.danielast.com
>>>
>>>
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-- 
www.danielast.com
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