from what I've read, it will be a filter fitted between the Arial and the box, similar to a micro for ADSL broadband. one per household is to be provided, according to an article in the guardian. I suppose we'll hear more when the time comes for that screw up. ----- Original Message ----- From: Peter Bentley To: access-uk@xxxxxxxxxxxxx Sent: Tuesday, July 03, 2012 11:46 AM Subject: [access-uk] Tvonics box and G4 interference I understand that when G4 becomes live a filter will need to be fitted to Freeview units to prevent interference. Has anybody any ideas about these filters and whether they have to be fitted within the box itself or just connected to it? Peter