[dorkbotpdx-blabber] 5v AC relays?

[dan p]

surplus gizmos has solid state relays for ~$12 each, can drive directly from
the ardiuno. I'm running my greenhouse temp controller just this way.

On Thu, Feb 12, 2009 at 12:25 AM, Brian Richardson <skinny at knowhere.net>wrote:

> Another approach would be mechanical, like this:
>
> http://hackaday.com/2009/01/19/servo-switch-assemblies/
>
> I've got a foot switch that could be triggered really easy by a solenoid or
> servo.
>
>
> On Wed, Feb 11, 2009 at 6:38 PM, Mykle Hansen <mykle at mykle.com> wrote:
>
>> hi all,
>>
>> i have an interesting lamp i'd like to turn on and off
>> with my arduino.  it's a walk/don't-walk sign, lit by
>> two neon bulbs that run off normal 115vac wall current.
>>
>> so i need some AC relays, obviously, and those are easy
>> to buy of course.  but i wonder if you have any suggestions
>> for a junk/scrap source to salvage them from.  my lightbar
>> budget is way below zero at this point.
>>
>> any tips welcome!
>> -mykle-
>>
>> p.s. i also dream of figuring out how to dim a normal
>> 115vac lightbulb with an arduino.  is there a clever
>> circuit for that?
>> ---
>> HELP!  A Bear is Eating Me!
>> http://helpabeariseatingme.com
>>
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>
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