Niagra 7000 HUMM

How much niagra 7000 humm is prevalent and does it bother anyone or interfere the quiet passages in music

rizwanalimohd10-10-2019 11:31am

facten Details Discussions Posts This discussion Message User 2,881 posts 10-10-2019 at 12:40pm Copy Comment URL Report Comment Edit Delete Do you own one that humms? If not why would you expect that it humms?
rizwanalimohd OP Details Discussions Posts This discussion Message User 26 posts 10-10-2019 at 01:47pm Copy Comment URL Report Comment Edit Delete i am about to purchase one used possibly
twoleftears Details Discussions Posts This discussion Message User 5,318 posts 10-10-2019 at 04:16pm Copy Comment URL Report Comment Edit Delete Everything you need to know is here. https://forum.audiogon.com/discussions/audioquest-niagara-7000-hum-buzz
4425 Details Discussions Posts This discussion Message User 861 posts 10-10-2019 at 04:45pm Copy Comment URL Report Comment Edit Delete i have one and minimal hum after following AQ’s instructions.
stanardphoto Details Discussions Posts This discussion Message User 3 posts 10-11-2019 at 02:15am Copy Comment URL Report Comment Edit Delete I used to manufacture power conditioners with isolation transformers- Silver Circle Audio. TCHAIK 6. It had a 70 pound toroidal transformer. Hum - is caused by DC offset in excess of 1 volt. The manufacturer should be able to direct you to a circuit that removes the DC. I used to build them when needed. Hope this helps.
rizwanalimohd OP Details Discussions Posts This discussion Message User 26 posts 10-13-2019 at 08:19pm Copy Comment URL Report Comment Edit Delete what are the usually culprits?