Hi ,
Thanks for you interest in our product
About the AWUS036ACH installing on Raspberry Pi
Install git
(sudo) apt install git
Install kernel headers
(sudo) apt-get install raspberrypi-kernel-headers
DRV_NAME=rtl8812AU
DRV_VERSION=4.3.14
mkdir /usr/src/${DRV_NAME}-${DRV_VERSION}
git archive driver-${DRV_VERSION} | tar -x -C /usr/src/${DRV_NAME}-${DRV_VERSION}
dkms add -m ${DRV_NAME} -v ${DRV_VERSION} dkms build -m ${DRV_NAME} -v ${DRV_VERSION} dkms install -m ${DRV_NAME} -v ${DRV_VERSION}
AWUS051NH V2(11n 1X1) and AWUS052NH(11n 2X2) used the same IC chipset,
Sincerely,
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ALFA Tech Support