Yes, I agree, Olin. I think that the Wiki article is referring to a
completely different type of device.

Sean


On Tue, Nov 16, 2010 at 9:11 AM, Olin Lathrop <olin_piclist@embedinc.com> w=
rote:
> Sean Breheny wrote:
>> Wikipedia seems to think that an "air amplifier" is a kind of
>> pneumatic piloted valve/fluid amplifier or pneumatic equivalent of a
>> transistor
>
> It's not a amplifier at all since there is not additional external energy
> input that gets used to make a more energetic output. =A0A better analogy=
 is a
> transformer. =A0You can put in low current at a high voltage and get out =
high
> current at a low voltage, but never with a power gain exceeding unity.
>
>
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