{"guid":"import-02b7f7b8a5fd60f03f","title":"WiFi Long Shots","subtitle":"Wireless connections of 20km and more","slug":"22C3-1078-en-wifi_long_shots","link":"http://events.ccc.de/congress/2005/fahrplan/events/1078.en.html","description":"What you need to know to successfully design and build a wifi long shot. RF Calculation. Knowledge about the Fresnel Zone. Polarisation of electromagnetic waves. Tricks to avoid interference. Timeout problems of 802.11abg and how to deal with them.\n","original_language":"eng","persons":["Elektra Wagenrad"],"tags":["22c3"," Hacking"],"view_count":164,"promoted":false,"date":"2005-12-30T01:00:00.000+01:00","release_date":"2007-12-29T01:00:00.000+01:00","updated_at":"2026-02-11T13:45:09.650+01:00","length":3128,"duration":3128,"thumb_url":"https://static.media.ccc.de/media/congress/2005/22C3-1078-en-wifi_long_shots.jpg","poster_url":"https://static.media.ccc.de/media/congress/2005/22C3-1078-en-wifi_long_shots_preview.jpg","timeline_url":"https://static.media.ccc.de/media/congress/2005/import-02b7f7b8a5fd60f03f-timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/congress/2005/import-02b7f7b8a5fd60f03f-thumbnails.vtt","frontend_link":"https://media.ccc.de/v/22C3-1078-en-wifi_long_shots","url":"https://api.media.ccc.de/public/events/import-02b7f7b8a5fd60f03f","conference_title":"22C3: Private Investigations","conference_url":"https://api.media.ccc.de/public/conferences/22c3","related":[{"event_id":917,"event_guid":"import-2623e5399f12d9c994","weight":1},{"event_id":919,"event_guid":"import-43cdf8a139f4c9aa7d","weight":1},{"event_id":1041,"event_guid":"import-7f7937ab691a2b98e6","weight":2},{"event_id":2152,"event_guid":"J9UXjl3ggsIGnkIJSxSxmw","weight":1},{"event_id":2240,"event_guid":"iWU6RrYVPk7Q-fLuBE-LoQ","weight":1},{"event_id":2375,"event_guid":"128d4236-6001-4483-9152-c5941314d2cb","weight":1},{"event_id":2947,"event_guid":"422ba0b9-debb-436e-9822-e9a201dec845","weight":1},{"event_id":3246,"event_guid":"0f59250e-923d-55de-b98a-797d6c6a31a9","weight":1},{"event_id":3615,"event_guid":"74783236-46f4-493c-9574-1b27a44847b7","weight":1},{"event_id":3640,"event_guid":"700a07e7-a9c4-437b-a4c5-4491b23a9b4a","weight":1},{"event_id":3667,"event_guid":"6347d122-daf0-4b30-851c-32cac06bf6bd","weight":1},{"event_id":3671,"event_guid":"4ef69e6a-026f-4b30-888d-af654b220a3d","weight":1},{"event_id":3708,"event_guid":"aaec73e9-66b9-46d2-aa0f-9f43018198ea","weight":1},{"event_id":3851,"event_guid":"a2b0d408-3f34-11e7-a2ff-b7e0ed5cc95f","weight":1},{"event_id":3853,"event_guid":"efeeaebc-3f29-11e7-9ba7-2f214305c877","weight":1},{"event_id":3969,"event_guid":"3da0c4af-8e71-491f-a9cc-206d5fd98325","weight":1},{"event_id":3976,"event_guid":"971c4c94-332f-55f6-a497-6c2c306d2e8c","weight":1},{"event_id":3983,"event_guid":"f21bc737-27f2-5aed-be11-48c52f144f4d","weight":1},{"event_id":4763,"event_guid":"2ef3b60f-6e5c-4c23-a145-d263685ec13e","weight":1},{"event_id":4778,"event_guid":"34fb21bd-34f5-40cc-b081-7fc427c452b6","weight":1},{"event_id":4882,"event_guid":"00e9a3f8-16b5-45db-a4e3-312fda04c7df","weight":1},{"event_id":4926,"event_guid":"1e5e3f78-dfbe-4aeb-9565-73c395c9f8fc","weight":1}],"recordings":[{"size":105,"length":3128,"mime_type":"audio/ogg","language":"eng","filename":"22C3-1078-en-wifi_long_shots.ogg","state":"downloaded","folder":"lectures/audio/ogg","high_quality":true,"width":320,"height":240,"updated_at":"2014-05-10T15:26:39.030+02:00","recording_url":"https://cdn.media.ccc.de/congress/2005/lectures/audio/ogg/22C3-1078-en-wifi_long_shots.ogg","url":"https://api.media.ccc.de/public/recordings/1825","event_url":"https://api.media.ccc.de/public/events/import-02b7f7b8a5fd60f03f","conference_url":"https://api.media.ccc.de/public/conferences/22c3"},{"size":105,"length":3128,"mime_type":"video/mp4","language":"eng","filename":"22C3-1078-en-wifi_long_shots.m4v","state":"downloaded","folder":"lectures/video/mp4-avc/320x240","high_quality":true,"width":320,"height":240,"updated_at":"2016-01-27T11:03:20.754+01:00","recording_url":"https://cdn.media.ccc.de/congress/2005/lectures/video/mp4-avc/320x240/22C3-1078-en-wifi_long_shots.m4v","url":"https://api.media.ccc.de/public/recordings/1824","event_url":"https://api.media.ccc.de/public/events/import-02b7f7b8a5fd60f03f","conference_url":"https://api.media.ccc.de/public/conferences/22c3"}]}