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This will replace a full-size Linux mini-tower in the basement to run my webserver, nameserver, mailserver. The following photo gives a better sense of perspective (this stack is on top of a tall bookcase that's only about 12"x12").

Polies gather with a network switch and cables in hand to celebrate the 40th anniversary of Ethernet.

A macro shoot of our friend, the ethernet cable. I got a much sharper closeup but preferred the composition of this one.

Our main distro switch with what looks like bad wiring, but I swear it's not that bad. Really. I swear.

There's always been a problem in our house where sharing the Internet around it is concerned: the room where most of the network devices (PCs, printer, server, etc.) are located, doesn't have a phone socket for ADSL.

 

Up until now, we've used a wireless Ethernet bridge to link the "computer room" to the router, but I've never really been happy with that solution as the bridge would sometimes just drop the connection for no apparent reason. HomePlug (sending the network traffic over the power lines in the house) has looked like an interesting alternative for some time, but only recently has it come down enough in price for me to consider it.

 

I received a pair of HomePlug 85Mbps adapters (Maplin ones) for my birthday recently, and have now installed them - one in the computer room, the other next to the router. They worked perfectly first time once I'd set the network passwords, and now I think we'll only be using the WiFi for the laptop and my Nokia N95!

My Macintosh Plus and SE/30 sitting happily on their new table. They used to sit on the black magazine trolley which is now under the table, but they were always a little cramped on it. Remarkably the magazine trolley fits perfectly under the table and acts nicely as a keyboard, trackball and hard drive holder.

 

Peripherals:

 

The keyboard and Kengsinton Turbo Mouse trackball on the trolley are connected to the Plus and the ADB keyboard and Alps Glidepoint trackpad on the table are for the SE/30. On the bottom shelf there are three external SCSI hard drives: a Rodime 20 Plus (upgraded with 230MB Apple drive, boots the Plus) and two 80MB Rodime Cobra drives. Just visible next to the drives is a Sonic Systems Micro SCSI ethernet adaptor which is used to get the Plus online. The SE/30 has an internal ethernet card. There is also a Kengsinton screen filter clipped onto the front of the SE/30.

 

The Plus is running System 6.0.8 and is seen here running the "Daleks" game. It is maxed out with 4MB RAM. The SE/30 has 8MB RAM and is running System 7.1. It is shown running NCSA Telnet 2.7 connected to Luddite's Cave BBS (ld8.org).

Looking to build an Internet connected device? The Arduino Ethernet is the ticket, with an Arduino UNO paired with an ethernet port it's the perfect piece of hardware to experiment with the Internet of Things. Or if you've developed something using an Arduino and an Ethernet shield it can be ported to this board with no code changes (uses the same WizNet W5100 controller).

 

Available from oomlout:

www.oomlout.co.uk/arduino-ethernet-board-p-259.html

   

Ethernet network connection

 

Size: 331 mm x 137 mm x 160 mm (Dual blades assembled inside a box, including the fans)

ATX sunucu rafları ve kablolama sistemi

www.amazon.de/Adapter-Konverter-RJ45-Ethernet-Netzwerk/dp... , I do not recommend with the drivers as of writing at least.

 

I waive all my rights to the work. [cc0/pdd]

Arduino hitting the yahoo RSS server and displaying result on Sparkfun LCD (driven by Serial Backpack). Note the 404 page, evidentally I don't have my URL quite right.

A device that allows multiple devices to connect to the same computer network

Gigabit ethernet switches in the basement of Goodhue Hall at UW-Whitewater. Photo: Ken Fager

My Christmas presents for this year. Explanation of what's what in the notes. :)

 

Also, sorry about the rather dodgy white balance. Tried to fix it in Lightroom but it still looks utterly wrong.

is a computer networking device that is used to connect devices together on a computer network by performing a form of packet switching.

Gigabit switches installed in the basement of Goodhue Hall at UW-Whitewater.

Find it on the the Arduino Forums.

Looking to build an Internet connected device? The Arduino Ethernet is the ticket, with an Arduino UNO paired with an ethernet port it's the perfect piece of hardware to experiment with the Internet of Things. Or if you've developed something using an Arduino and an Ethernet shield it can be ported to this board with no code changes (uses the same WizNet W5100 controller).

 

Available from oomlout:

www.oomlout.co.uk/arduino-ethernet-board-p-259.html

  

Testing with the CAT network cable. Measure the DC resistance off the pins.

Click 'All Sizes' for a closer look.

 

2x RJ45 sockets

2x composite video plugs (yellow)

1x 2.1mm DC plug

1x 2.1mm DC socket

 

(Check your camera is 2.1mm or 2.5mm)

$0.50 - $3 each. Sample bare connectors.

The network socket pins need to be bent to be soldered the way I have.

I knew those hours spent terminating ethernet cable for the computer

science department would come in handy.

this is why I'm making patch cables...

Thicknet Ethernet transiever at the South Pole.

  

If you like this pic, don't forget to fave or to invite it into one of your lovely groups ;-) Thx!

Step 1: Gather your components.

 

Here you see the primary tools and parts used in building the extender. Not shown are the multimeter and wire stripper.

 

From the top we have a cable cutter, a donor F5P P-TTL Sync Cable, a punchdown tool, and an RJ45 surface-mount module.

 

The plan is to cut the cable and insert one module at each cut-end. Then a common ethernet cable can be used to extend the reach of the wired flash. This will enable the use of HSS and other advanced functions even when the flash is positioned far from the camera.

 

This project is inspired by similar work at DIY Photography. I came up with the idea independently, but that guide proved very helpful. I did stray from it quite a bit in order to build an extender that works with both standard and cross-over ethernet cables.

 

THIS IS A DANGEROUS PROJECT. IT CAN BREAK YOUR CAMERA, YOUR FLASH, OR BOTH. ATTEMPT IT AT YOUR OWN RISK.

 

Part 1

Part 2

Part 3

Part 4

Part 5

Diagram

U.S. 5TH FLEET AREA OF RESPONSIBILITY (May 16, 2014) U.S. Marine Corps Cpl. Nicholas Rex, 22nd Marine Expeditionary Unit (MEU) data network specialist and native of Mount Vernon, Ohio, uses an RJ-45 crimper to tip an Ethernet cable aboard the USS Bataan (LHD 5). The 22nd MEU is deployed with the Bataan Amphibious Ready Group as a theater reserve and crisis response force throughout U.S. Central Command and the U.S. 5th Fleet area of responsibility. (U.S. Marine Corps photo by Sgt. Alisa J. Helin/Released)

Gigabit ethernet = orange. Serial console = white.

I sit under this mass of ethernet cables.

Looking to build an Internet connected device? The Arduino Ethernet is the ticket, with an Arduino UNO paired with an ethernet port it's the perfect piece of hardware to experiment with the Internet of Things. Or if you've developed something using an Arduino and an Ethernet shield it can be ported to this board with no code changes (uses the same WizNet W5100 controller).

 

Available from oomlout:

www.oomlout.co.uk/arduino-ethernet-board-p-259.html

  

Standard length of yellow Cat 5e UTP Cable

This is a PCI/miniPCI-to-Ethernet LAN Controller made by ADMtek in 2001.

 

There are inscriptions in all four corners of the chip.

 

This is a composite of 117 images taken by a pixel 2XL from a microscope at 100X. The images had 65% overlap and were stitched together in Autopano Giga.

Ethernet Routing Switch 3510GT-PWR+ - back view

Ethernet Routing Switch 3500 24-port models back view (3526T/3526T-PWR+

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