Re: Motor Speed Control (fwd)

["Tesla list" <tesla@xxxxxxxxxx>]

---------- Forwarded message ----------
Date: Wed, 12 Sep 2007 07:16:06 -0600
From: Gomez Addams <gomezaddams@xxxxxxxxx>
To: Tesla list <tesla@xxxxxxxxxx>
Subject: Re: Motor Speed Control (fwd)

I'd also recommend putting a CorCom type EMI/RFI filter
between the speed control and the ASRG motor, and it wouldn't
hurt to put a stout 130V MOV between the filter and the control
as well.

On Sep 10, 2007, at 7:58 AM, Tesla list wrote:

>
> ---------- Forwarded message ----------
> Date: Mon, 10 Sep 2007 08:44:16 -0400
> From: Daniel Kline <daniel_kline@xxxxxxxxxxx>
> To: Tesla list <tesla@xxxxxxxxxx>
> Subject: Re: Motor Speed Control (fwd)
>
>
>
> Tesla list wrote:
>> ---------- Forwarded message ----------
>> Date: Sun, 09 Sep 2007 01:29:55 -0500
>> From: Crispy <crispy@xxxxxxxxxxx>
>> To: tesla@xxxxxxxxxx
>> Subject: Motor Speed Control
>>
>> Hello,
>>
>> I'm working on my ARSG, and I'm wondering what kinds of things  
>> will work
>> as speed control for a motor.  I decided that I'm going to go with an
>> angle grinder motor, if that makes any difference.  A variable
>> transformer would be best, but they all seem to be expensive.  The
>> cheapest 5amp variac I can find is on ebay for $50.  I've heard mixed
>> opinions about using lamp dimmers as speed controls, and I'm  
>> wondering
>> if there's any kind of consensus here about that.  Would it be  
>> better to
>> use something like http://home.cogeco.ca/~rpaisley4/ 
>> x1200WControl.html
>> instead of a lamp dimmer?  Or do I really need a variac?  If so, does
>> anyone know of a cheap source for variacs?
>
> I would suggest a router speed control, such as
> http://www.harborfreight.com/cpi/ctaf/displayitem.taf?Itemnumber=43060
>
> Hope this helps,
> Dan K.
>
>
>

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