I am selling two iFi AC iPurifier power filters. These are approximately 2 years old and in excellent physical and operating condition. These units simply plug in to your AC receptacles to reduce RF/EMI in noisey AC. Here's a link to additional info:
https://audiobacon.net/2018/05/04/ifi-ac-ipurifier-the-active-power-smoother/amp.../
Units are $75 each shipped USPS to lower U.S 48 states only. PayPal payment is preferred. I have two units available. Please send me a PM if you are interested. Reason for sale: upgraded my two-chanel and HT systems to Pi Audio BUSS power conditioners. Thanks for lookiing.
HK