September 17th, 2017, 10:38 AM
Possible help
http://en.data-alliance.net/antennas-directional/
http://en.data-alliance.net/top-tips-wifi/
Designed and built many a antenna but nothing this small.
September 16th, 2017, 08:52 PM
Those settings are most unusual. Never have seen them before myself.
September 16th, 2017, 09:28 AM
That is the only legal way to do it.
Antenna theory, , when you add 3dB you double the power.
Examples: Scroll and look at the options available....
September 15th, 2017, 10:23 PM
Yes, the narrower the beam the further it can reach.
EXAMPLE: using a reflector on a tp-link
https://www.cnx-software.com/2011/09/15/can-a-beer-can-really-boost-your-wifi-router-signal/
Or...