ve probably have the answeres already but just in case....
cellblk7 at comcast.net
Mon Oct 31 21:34:15 PST 2005
CHRIIISTAMIGHTY...that really clears things up...
----- Original Message -----
From: <GWW174 at aol.com>
To: <jazzboard at hotmail.com>; <dixielandjazz at ml.islandnet.com>
Sent: Monday, October 31, 2005 8:04 PM
Subject: [Dixielandjazz] You';ve probably have the answeres already but just
> ma are milliamps or 1/1000 of an ampere which is a quantity of
> If something requires 35 ma's and you have a source which provides 1,000
> you have more than what it needs. You also have to make sure the voltage,
> which is a measurement of how hard you blow into your horn or the force of
> electricity, is the same. Whereas ma milliamps is a measure of how much
> you have, volts is how hard you are blowing. If you blow too hard, you
> damage whatever it is you are blowing into. If you don't have enough wind
> (milliamps) it ain't gonna work no matter how hard you blow.
> You are not out of the woods yet.... You can either blow or suck -
> known as polarity which is the direction the electricity flows. Most
> supplies or equipment (if it is DC powered) will show the PLUS as being
> the center conductor or outside conductor on the little power plug. It is
> important that whatever power supply you use, that you make sure the
> polarity is
> correct. Radio Shack makes a number of universal power supplies which
> you to change the voltage as well as the polarity of the connection so
> that you
> can either blow or suck - depending on what is required by the equipment.
> In review,.... the voltage (force of the blowing into your horn) must the
> same.... you must have an ample source of wind - a power supply that can
> supply more ma's than you need.... and the direction of the blowing must
> be the
> same as needed to make music. You either blow into your horn or suck air
> your horn.
> Hope this helps....
> Gordon of Northridge
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> Dixielandjazz at ml.islandnet.com
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