Re: Ryobi Bench Top Grinder ??

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Original poster: "Jim Lux by way of Terry Fritz <teslalist-at-qwest-dot-net>" <jimlux-at-earthlink-dot-net>


----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Monday, May 19, 2003 7:11 AM
Subject: Ryobi Bench Top Grinder ??


 > Original poster: "Lannis, Ryan (Ryan) by way of Terry Fritz
<teslalist-at-qwest-dot-net>" <lannis-at-lucent-dot-com>
 >
 > Hello All,
 >
 > I want to build a new Spark Gap, I have been considering a
 > Synchronous Spark Gap.  I was looking for a cheap motor when I thought of
 > Bench Top grinders.  Home Depot sells a cheap $40 Ryobi 6" grinder that
 > claims to run at 3600 RPM, here is a link.
 >
http://www.ryobitools-dot-com/product/product.asp?prodid=136&prodcat=4&toolcat=3
 > Does it seem odd that the grinder motor runs at 3600 RPM?

Very odd... What they mean is that 3600 is the synchronous speed, and the
thing really runs at 3450 or 3500, depending on the windage losses.