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AirJaldi Photo Tour April 30, 2008 TCV, Mcleodganj, Dharamsala

AirJaldi photo rout (April 2008)

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Some photos from AirJaldi's long distance WiFi setup in Dharamsala, India.

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Page 1: AirJaldi photo rout (April 2008)

AirJaldi Photo TourApril 30, 2008TCV, Mcleodganj, Dharamsala

Page 2: AirJaldi photo rout (April 2008)

AirJaldi’s NOCThis plus two computers, all in an attic; 4 kVA UPS backup; 2000 nodes & 10,000 users; about 2 lakhs

Page 3: AirJaldi photo rout (April 2008)

Tibetan Children’s Village; Michael Ginguld, CEOAirJaldi is located at the TCV in Upper Dharamsala; AirJaldi’s founders are from Israel

Page 4: AirJaldi photo rout (April 2008)

Antennas: Directional and Yagi (in a box)For long distance and wide angle coverage

Page 5: AirJaldi photo rout (April 2008)

Left: Directional; Right: Two Types of OmnidirectionalOmni antennas have 360˚ coverage but along a flat plane; about 2 km range

Page 6: AirJaldi photo rout (April 2008)

Panel Antennas: Israeli military design and Indian copyPanel antennas are good for wide angle coverage

Page 7: AirJaldi photo rout (April 2008)

Router Pile“Where old Linksys routers come from around the world to die.”

They don’t use Linksys routers anymore because they have a single radio and can’t do duplex communication, which slows traffic for a large network.

Page 8: AirJaldi photo rout (April 2008)

Custom Router Box Design with Two Radio CircuitWeatherproof, easy to maintain when up a pole, single ethernet cable that also carries power

Page 9: AirJaldi photo rout (April 2008)

Neighbourhood ATM with VSAT cagePunjab National Bank ATM near the NOC; AirJaldi is not involved with this