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11	11	** You can't install a 64 bit Ubuntu onto a Raspberry PI Zero or Zero W, because it requires ARMv7 processor and the Zero series is based on ARMv6.
12	12	*** Probably the smallest choice would be Raspberry Pi Model 3 A+.
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14		-I finally ended up using a Raspberry Pi model 3 A+.  This is an ARMv7 processor, so it can do 64 bit Linux, it has built-in Wifi, and it's still small and cheap.  The system doesn't have a lot of memory, so I purchased a 32Gb micro-SD card and [[created a 16Gb swapfile>>https://linuxize.com/post/how-to-add-swap-space-on-ubuntu-18-04/]].  I installed Ubuntu 19 from here:
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	15	+I finally ended up using a Raspberry Pi model 3 A+.  This is an ARMv7 processor, so it can do 64 bit Linux, it has built-in Wifi, and it's still small and cheap.  I installed Ubuntu 19 from here:
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16	16	[[http:~~/~~/cdimage.ubuntu.com/releases/eoan/release/ubuntu-19.10.1-preinstalled-server-arm64+raspi3.img.xz>>http://cdimage.ubuntu.com/releases/eoan/release/ubuntu-19.10.1-preinstalled-server-arm64+raspi3.img.xz]]
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19	19	You'll want to configure the Wifi using "netplan" (/etc/netplan directory):
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21		-(% class="box" %)
22		-(((
23	23	network:
24	24	ethernets:
25	25	eth0:
...	...	@@ -32,7 +32,6 @@
32	32	access-points:
33	33	"My Network Name":
34	34	password: "My Network Password"
35		-)))
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37	37	Then install the packages mentioned on the above web page as root, but install the "Nightscout" installation ("npm install") as a non-root user.
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