Tachometer

[Tony Stillman]

I like that, Steve!  I think I'll try it on my daughter tonight....

Tony Stillman
Radio South
3702 N. Pace Blvd.
Pensacola, FL 32505
1-800-962-7802
www.radiosouthrc.com
----- Original Message ----- 
From: "spbyrum" <spbyrum at hiwaay.net>
To: <discussion at nsrca.org>
Sent: Friday, October 24, 2003 7:46 PM
Subject: RE: Tachometer


> I told my teenage daughter I had a meter that would tell how fast her
> lips flapped when she talks.  I stood her under a fluorescent light in
> the shop and showed her my tach reading 3600.  I then explained that if
> her mouth average 1" of movement each time it moved, her lips were
> running almost 35 mph.  She was instantly suspicious and wanted to know
> how I did that.  I told her it was science and meters.
> 
> She was not amused when I told her the truth several days later.
> 
> -----Original Message-----
> From: discussion-request at nsrca.org [mailto:discussion-request at nsrca.org]
> On Behalf Of jim ivey
> Sent: Friday, October 24, 2003 7:17 PM
> To: discussion at nsrca.org
> Subject: Tachometer
> 
> 
> Ok time for another thread.
> I just put batteries in my tachometer and I want to calibrate it. If I
> set 
> it to sense a 2 blade prop and hold it to the flourescent light bulb in
> the 
> kitchen, what should it read. There are 120 pulses of light on 60
> cycles. 
> Why does it read 36. If I select a 3 blade prop it reads 23.  WHY. What 
> should I set it to read looking at this light?
> 
> Jim Ivey
> 
> 
> jivey61 at msn.com
> 
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