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On 31/05/2021 08:21, Henry Bremridge wrote: > On Sun, May 30, 2021 at 04:33:12PM +0100, comrade meowski wrote: > >> How big is the property you need to cover and what is your existing and >> unsatisfactory current arrangement? > > Wifi / router in the office Access point in the other half of the house. House is > divided into two by a stairwell, either side of the stair well are thermally > insulated walls. ie concrete blocks with metal coated polystyrene. Signal strength > across the stair well is c%%p > > Currently have one access point (connected by cable) and the main > router / wifi (draytek 2820). > > Will look at the Unifi nanoHD. Thinking of adding to the stairwell > >> Specifically I would recommend a Ubiquiti UniFi nanoHD model for the main AP >> and add a cheaper Pro or Long Range unit if/when needed or wanted. >> > > Thanks > > > The metallic coated polystyrene acts as a Faraday cage (hence isolation of the two sides ) and as a 'reflector' for some signals. Thus odd signal strengths from different WiFi signals. This is a random unknown and unpredictable reflection. I would suggest you take a Ethernet cable from router over and through the stairwell and establish another access point on the far side. -- regards Eion MacDonald -- The Mailing List for the Devon & Cornwall LUG https://mailman.dcglug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/listfaq