Hi John As power systems are using more and more solid state switching and with wind turbine flicker etc this pulsiness is what one expects.
Regards Chris om:"[email protected]" <[email protected]> To: Digest Recipients <[email protected]> Sent: Monday, 10 February 2014, 13:40 Subject: Digest for [email protected] - 1 Message in 1 Topic Today's Topic Summary Group: http://groups.google.com/group/hum-sufferers/topics * A Pulsating Hum [1 Update] A Pulsating Hum -- You received this message because you are subscribed to the Google Groups "Hum Sufferers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/hum-sufferers. For more options, visit https://groups.google.com/groups/opt_out. -- You received this message because you are subscribed to the Google Groups "Hum Sufferers" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/hum-sufferers. For more options, visit https://groups.google.com/groups/opt_out.
