[Fourlanders] IPX/U.FL Dummy Loads?

Ted Wood ted at k4k.pw
Sat May 30 17:26:02 EDT 2020


What about an IPX to SMA adapter cable like this:

https://www.amazon.com/GP-Electric-Pigtail-Antenna-Coaxial/dp/B06Y6CB2SX

in to an SMA dummy load like this:

https://www.amazon.com/DHT-Electronics-coaxial-connector-Termination/dp/B00BXUYDMM

73,
Ted


On Sat, 30 May 2020 09:15:01 -0400
Brian McCarthy <brian at rfacres.com> wrote:

> Here's an odd question, has anyone here on the list ever seen a
> source for IPX/U.FL dummy loads?
> 
> Here's my challenge...
> 
> I am trying to completely mute the WiFi signals coming out of an
> Xfinity XB7 Gateway. Disabling the WiFi in the software does not mute
> all signals. Setting the gateway into bridge mode does not mute all
> the signals. This device is still pumping out 3 hidden SSID with 3
> unique MAC addresses on 2.4GHx channel 1. It is messing with the
> balance of my home Ubiquiti WiFi mesh network.
> 
> I would be using a third party cable modem, but I can save $20/month
> by renting the Xfinity box. (The box rental is $20/month but comes
> with unlimited data. To subscribe to unlimited data is $40/month.)
> 
> Looking up the FCC ID and reviewing the internal photos of this
> gateway, I see 6 wireless antennas. They are all connected with the
> tiny surface mount connectors typical inside modern WiFi devices.
> They look like:
> 
> [image: image.png]
> [image: image.png]
> 
> I will try just popping the connectors off surface mount sockets, but
> I an not sure that will give me enough attenuation of the
> transmitter. If I could clip some small (inexpensive) dummy loads
> onto those connectors, it should reduce leakage even more.
> 
> I would appreciate suggestions and sources.
> 
> Thanks!
> Brian
> NX9O
> involuntary network administrator at RF Acres.


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