| To: | "Lee K7TJR" <k7tjr@msn.com>, "Topband@contesting.com" <Topband@contesting.com> |
|---|---|
| Subject: | Re: Topband: lift station noise |
| From: | "Jim Brown" <jim@audiosystemsgroup.com> |
| Date: | Wed, 08 Apr 2009 08:45:54 -0700 |
| List-post: | <topband@contesting.com">mailto:topband@contesting.com> |
On Tue, 7 Apr 2009 19:59:30 -0700, Lee K7TJR wrote: >Many of the newer systems use what is called a VFD, variable >frequency drive. That is the generic name for the motor control system that I described in my previous post. So the advice you have received from Lee and me is the same. 73, Jim K9YC _______________________________________________ Topband mailing list Topband@contesting.com http://lists.contesting.com/mailman/listinfo/topband |
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