PSN-L Email List Message
Subject: Re: Speaker Like Sensor ?
From: rg richg_1998@.........
Date: Tue, 9 Mar 2010 19:59:32 -0800 (PST)
There are 100 ohm speakers available. The largest I know of is 40 mm round.
O.S. Linux Mint 7
No Gates or
--- On Tue, 3/9/10, Geoffrey wrote:
> From: Geoffrey
> Subject: Speaker Like Sensor ?
> To: "PSN-LIST"
> Date: Tuesday, March 9, 2010, 10:46 PM
> Hello instrument folks,
> Is it possible to get a speaker company to
> build the mechanism like a speaker
> without a cone that would be like
> 500 to 10K OHMS or more instead of
> the typical 8 ohms ?
> I think it may be the best of all sensors
> for a velocity type anything geophone ??
> Comments ?
> It seems to me if you are going to
> make the coil a part of the mechanism
> you need that special delicate speaker
> wire that is braided with cloth so that the springy nature
> of the wire
> will not be there to affect your results?
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