GopherProxy

	article-tgtimes-Wireless-Wireless-Everywhere.mw - tgtimes - The Gopher Times
	git clone git://bitreich.org/tgtimes git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws…
	Log
	Files
	Refs
	Tags
	README
	---
	article-tgtimes-Wireless-Wireless-Everywhere.mw (3755B)
	---
	1 .SH tgtimes
	2 Wireless, wireless everywhere
	3 .2C 56v
	4 .
	5 .PP
	6 Wires! Cables! Connectors!
	7 Computer and electric systems seems to befriend with plugs and sockets.
	8 Why is the computer industry running away from them for everything expos…
	9 .
	10 .IP "Where do I plug the cable?"
	11 Everyone needfully face this question at least once, be it the first tim…
	12 From the various connector shapes to choose from, to the various set of …
	13 cables provoke confusion to cable-haters and computer neophytes.
	14 .
	15 .IP "Cables are ugly"
	16 It might not be true for everyone, but computer manufacturers seems to s…
	17 Starting with the name "wireless", that comes by opposition to wires, su…
	18 Cable management is a full time job for datacenter jockeys, and a chore …
	19 .
	20 .IP "Cables are immobile"
	21 Unless making use of an uncommon cable management strategy,
	22 objects connected to cables cannot be carried too far away without unplu…
	23 .
	24 .PP
	25 So here comes wireless.
	26 While not frequent in large computer infrastructure, wireless is invadin…
	27 Using radio waves to make device talk to each other, at various frequenc…
	28 Ready to sacrifice any amount of good engineering to make itself more se…
	29 marketing perpetuates the same illusion of making computer troubles fade…
	30 .
	31 .PP
	32 From the Bluetooth protocol swamp of mixed edge-cases and complexity,
	33 to the security vulnerabilities of Wi-Fi,
	34 to the security vulnerabilities of Bluetooth,
	35 to the proprietary but popular protocols like LoRaWan,
	36 to the unreliability and unstability as opposed to wires,
	37 to the black box of wireless broadband such as UTMS and LTE,
	38 Wireless does not have the same fame among developers valuing simplicity…
	39 .
	40 .PP
	41 Even the United Army holds griefs against wireless such as Bluetooth,
	42 and disrecommends it for use by militaries:
	43 .FS
	44 https://armypubs.army.mil/epubs/DR_pubs/DR_a/pdf/web/
	45 ARN4771_Pam25-2-9_Final_Web.pdf
	46 .FE
	47 .
	48 .QP
	49 Do not use Bluetooth devices to send, receive, store, or process classif…
	50 .
	51 .PP
	52 This means no Bluetooth keyboard, no Bluetooth headset during phone call…
	53 no Bluetooth sharing between the phone and the computer...
	54 In other words, no Bluetooth.
	55 .
	56 .PP
	57 Nontheless, wireless is fun, beautiful, and filled with culture.
	58 While marketting pushed engineers from the wireless cliff,
	59 long before computer came, radio waves were put at good use in the most …
	60 From the AM and FM radio stations to listen while on the road,
	61 the medium-range boat, airplane, truck, pedestrian talkies, and even sat…
	62 hobbyists building-up their own antennas for inter-continental communica…
	63 garage door openners and remotely controlled drones...
	64 .
	65 .PP
	66 Complex and twisted wireless protocols are only a special case of radio …
	67 and simple unobfuscated methods of communication are possible, and even …
	68 .
	69 .PP
	70 Be it a simple and inexpensive RTL SDR dongle receiver
	71 .FS
	72 https://www.rtl-sdr.com/
	73 .FE
	74 or a complete receiver-emitter such as HackRF
	75 .FS
	76 https://greatscottgadgets.com/hackrf/one/
	77 .FE
	78 or LimeSDR,
	79 .FS
	80 https://limemicro.com/products/boards/limesdr/
	81 .FE
	82 many gears exist for experimenting with radio transmissions.
	83 .
	84 .PP
	85 Every year, the American Relay Radio League (ARRL) is publishing a large…
	86 and its chapter 1 section 1 is \fIDo-It-Yourself Wireless\fR.
	87 .
	88 .PP
	89 This is an invitation for everyone to discover or rediscover the univers…