incidentflux wrote: This time, the hissing is real, goes away after a power unplug-replug. Even when AVR is turned off. The UAE dealer I bought from, DG Plus doesn't carry Golden Ear products anymore but are willing to support if parts are provided.

Please have the former dealer/distributor contact GoldenEar to get parts to repair your speaker. Make certain that you give them the complete serial number of the speaker, too.

I am sorry to hear your speaker is acting up but it should be back to proper functioning fairly soon.