Humming Variac?

From: Mail List <mail.list_at_analog-and-digital-solutions.com>
Date: Thu Sep 19 15:52:01 2002

> If not, any ideas why one would do so?

Vibrations induced by the changing magnetic fields created
as a result of the cyclic nature of alternating current.




At 05:36 AM 9/19/02 -0700, you wrote:

>Is it normal for a Variac to hum when it's plugged in?
>
>If not, any ideas why one would do so?
>
>Sellam Ismail Vintage Computer Festival
>------------------------------------------------------------------------------
>International Man of Intrigue and Danger http://www.vintage.org
>
> * Old computing resources for business and academia at www.VintageTech.com *
Received on Thu Sep 19 2002 - 15:52:01 BST

This archive was generated by hypermail 2.3.0 : Fri Oct 10 2014 - 23:35:40 BST