To: | amps@contesting.com |
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Subject: | Re: [Amps] what is a 4 wire 240VAC service? |
From: | Jim Brown <jim@audiosystemsgroup.com> |
Reply-to: | jim@audiosystemsgroup.com |
Date: | Sun, 03 Apr 2011 19:59:12 -0700 |
List-post: | <amps@contesting.com">mailto:amps@contesting.com> |
On 4/3/2011 7:10 PM, Roger (sub1) wrote: > Most of those "old appliances" did not generate much if any noise like > today's with the variable pulse motor speed controls and resident > computers do. Very true -- but they WOULD generate hum fields if the ground carries current, as it would if a load were connected between hot and ground, or if ground and neutral were bonded together within the appliance. 73, Jim K9YC _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps |
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