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Re: [Amps] blower voltages

To: "mike kendall" <ke6cvh@yahoo.com>
Subject: Re: [Amps] blower voltages
From: "m.ford" <k1ern@pioneerwireless.net>
Date: Tue, 1 Aug 2006 11:33:43 -0400
List-post: <mailto:amps@contesting.com>
Hi Mike,

    Does the motor have brushes and if so it may well be a universal motor
such as those found in vacuum cleaners and may well run on AC , albeit a
bit higher voltage.

    Hows that for a SWAG?

Mike  k1ern


----- Original Message ----- 
From: "mike kendall" <ke6cvh@yahoo.com>
To: <amps@contesting.com>
Sent: Tuesday, August 01, 2006 11:19 AM
Subject: [Amps] blower voltages


> Hello all,
>    As I work on my solid state linear amplifier project (water cooled), I 
> recieved a commercial radiator assy 11" X 
> 11" X 3.5" core with a motor driven fan (metal blades) and shroud.  Motor is 
> 12vdc and that thing was loud.  Fan 
> turned so fast that the metal blades flattened out from the centrifugal force.
>    Now the question, I don't have access to a high current variable power 
> supply and alot of my stuff is in storage 
> while I'm here in Japan.  I need a SWAG (Scientific Wild A-- Guess) on some 
> recommended voltages to supply to the 
> motor.  I was thinking to supply 6 volts or 9 volts.  I may be able to 
> purchase a tranformer, rectify it, and seem to 
> remember seeing a variometer on a test equipment bench at work.  Never done 
> this before but figure you guys have 
> slowed down many a fan.
>  73,
>  Mike
>

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