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January 17, 2008   We were finally able to make it up to the mountains again to finish what we...

Type: Blog post Tags: Miscellaneous Linux-Unix Networking

December 6, 2007 Because of the problem with node 10 from the day before, I removed the node 10 antenna and remounted it on the other...

Type: Blog post Tags: Miscellaneous Networking

December 5, 2007 Click on diagram for a larger version The diagram above...

Type: Blog post Tags: Miscellaneous Networking

In July of 2006, Sun added an interesting new machine to their lineup of Opteron-based x86 servers. It was codenamed 'Thumper' during...

Type: Blog post Tags: Storage Systems Linux-Unix Servers

November 24, 2007 I had originally planned on using inexpensive Linksys WRT54GL devices for the long distance link. This has been done successfully in the...

Type: Blog post Tags: Miscellaneous Networking

November 8, 2007 I realize I'm not going for any world records with a 100 km WiFi link. Many have gone before me; here is...

Type: Blog post Tags: Miscellaneous Networking

Seagate's latest enterprise-oriented Barracuda ES.2 hard drive boasts up to a terabyte of capacity spread over 250GB platters and backed up by 32MB of cache....

Type: Feature article Tags: Storage Servers Workstations

October 29, 2007 Some effort was required to get permission to do our testing on the node 14 site.  It turns out that the east side...

Type: Blog post Tags: Miscellaneous Networking

October 27, 2007 After a little trouble with FedEx, the four HyperLink antennas arrived (two 30 dBi HG2430G and two 24 dBi HG2424G).

Type: Blog post Tags: Miscellaneous Networking

October 19, 2007 We packed the usual site survey equipment and took a drive up to the area proposed for node 14, using Google Earth directions...

Type: Blog post Tags: Miscellaneous Networking

October 18, 2007 I spent a better part of the day cutting, drilling, grinding, and assembling. The result was surprisingly stable–more stable than I could have...

Type: Blog post Tags: Miscellaneous Networking

October 16, 2007 We took a trip down to Home Depot, having only half of a design in mind for an antenna tower. We...

Type: Blog post Tags: Miscellaneous Networking

October 12, 2007 The day after that we met the land owner at his office first thing in he morning. His primary concern was that...

Type: Blog post Tags: Miscellaneous Networking

October 11, 2007 The next day we headed off towards node 13. We missed a turn or two, and...

Type: Blog post Tags: Miscellaneous Networking

October 10, 2007 It was time for our first site survey--a 'reality check' for a proposed site. Radio Mobile's altitude data is around 90...

Type: Blog post Tags: Miscellaneous Networking

September 2007 While in the U.S., I am researching various hardware and software options for this project, and also building a mini prototype of the...

Type: Blog post Tags: Miscellaneous Networking

A VoIP communication system via a mesh network of wireless routers... that are solar powered... in remote mountain villages.... home-built. Sounds interesting,...

Type: Blog post Tags: Miscellaneous Networking The Tech Report

Summer 2007 The goal of this project is to provide reliable and inexpensive voice communications for villages in an isolated,...

Type: Blog post Tags: Miscellaneous Networking