{"id":2488,"date":"2009-10-12T10:28:51","date_gmt":"2009-10-12T17:28:51","guid":{"rendered":"http:\/\/www.mightyohm.com\/blog\/?p=2488"},"modified":"2015-09-26T11:11:04","modified_gmt":"2015-09-26T18:11:04","slug":"the-ghost-in-the-field-visualizing-rfid-reader-usable-range","status":"publish","type":"post","link":"https:\/\/mightyohm.com\/blog\/2009\/10\/the-ghost-in-the-field-visualizing-rfid-reader-usable-range\/","title":{"rendered":"The ghost in the field (visualizing RFID reader field shape)"},"content":{"rendered":"<p><object classid=\"clsid:d27cdb6e-ae6d-11cf-96b8-444553540000\" width=\"500\" height=\"281\" codebase=\"http:\/\/download.macromedia.com\/pub\/shockwave\/cabs\/flash\/swflash.cab#version=6,0,40,0\"><param name=\"allowfullscreen\" value=\"true\" \/><param name=\"allowscriptaccess\" value=\"always\" \/><param name=\"src\" value=\"http:\/\/vimeo.com\/moogaloop.swf?clip_id=7022707&amp;server=vimeo.com&amp;show_title=1&amp;show_byline=0&amp;show_portrait=0&amp;color=ffffff&amp;fullscreen=1\" \/><\/object><\/p>\n<p><a href=\"http:\/\/vimeo.com\/7022707\">Immaterials: the ghost in the field<\/a> from <a href=\"http:\/\/vimeo.com\/timoarnall\">timo<\/a> on <a href=\"http:\/\/vimeo.com\">Vimeo<\/a>.<\/p>\n<p>Check out the sidelobes on that gain pattern!\u00a0 More info about this project <a href=\"http:\/\/berglondon.com\/blog\/2009\/10\/12\/the-ghost-in-the-field\/\">here<\/a>.<\/p>\n<p>via <a href=\"http:\/\/blog.makezine.com\/archive\/2009\/10\/seeing_rfid_on_the_cheap.html\">Make:<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Immaterials: the ghost in the field from timo on Vimeo. Check out the sidelobes on that gain pattern!\u00a0 More info about this project here. via Make:<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[5,10],"tags":[293],"class_list":["post-2488","post","type-post","status-publish","format-standard","hentry","category-electronics","category-microcontrollers","tag-rfid"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pioCd-E8","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"jetpack-related-posts":[{"id":35,"url":"https:\/\/mightyohm.com\/blog\/2008\/07\/the-last-hope\/","url_meta":{"origin":2488,"position":0},"title":"The Last HOPE","author":"Jeff","date":"July 21, 2008","format":false,"excerpt":"This past weekend, I attended The Last HOPE at the Hotel Pennsylvania in NYC.\u00a0 The con was awesome and I had a great time.\u00a0 This was my first HOPE, and I noticed a few strong themes this year, including: Hardware hacking is getting a lot of attention and there is\u2026","rel":"","context":"In &quot;Electronics&quot;","block_context":{"text":"Electronics","link":"https:\/\/mightyohm.com\/blog\/category\/electronics\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8822,"url":"https:\/\/mightyohm.com\/blog\/2016\/12\/the-amp-hour-328-the-ghost-of-keyzermas-past\/","url_meta":{"origin":2488,"position":1},"title":"The Amp Hour #328 &#8211; The Ghost of Keyzermas Past","author":"Jeff","date":"December 28, 2016","format":false,"excerpt":"I'm guest on this week's episode of The Amp Hour. We talked about my recent visit to Bell Labs and Jon Gertner's book The Idea Factory.","rel":"","context":"In &quot;Announcements&quot;","block_context":{"text":"Announcements","link":"https:\/\/mightyohm.com\/blog\/category\/announcements\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":235,"url":"https:\/\/mightyohm.com\/blog\/2008\/09\/pic-rgb-video-technical-details\/","url_meta":{"origin":2488,"position":2},"title":"PIC RGB Video &#8211; Technical Details","author":"Jeff","date":"September 15, 2008","format":false,"excerpt":"This page summarizes the technical details behind my PIC LCD video project.\u00a0 This is a basic tutorial on how to generate analog RGB video using a PIC16F628 microcontroller. Previous posts on this project: PIC Microcontroller RGB Video - Animations! Space Invaders! Generating Analog RGB Video with a PIC Microcontroller Materials\u2026","rel":"","context":"In &quot;Microcontrollers&quot;","block_context":{"text":"Microcontrollers","link":"https:\/\/mightyohm.com\/blog\/category\/microcontrollers\/"},"img":{"alt_text":"Schematic","src":"https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2008\/09\/lcd_video-300x244.png?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":11701,"url":"https:\/\/mightyohm.com\/blog\/2019\/08\/mightyohm-geiger-counter-finds-contamination-near-abandoned-uranium-mine\/","url_meta":{"origin":2488,"position":3},"title":"MightyOhm Geiger Counter Finds Contamination Near Abandoned Uranium Mine","author":"Jeff","date":"August 10, 2019","format":false,"excerpt":"Elektor recently posted a comprehensive review of the MightyOhm Geiger counter kit, including this field survey around an abandoned Uranium mine. https:\/\/www.youtube.com\/watch?v=UrcPUAj15JU","rel":"","context":"In &quot;Kits&quot;","block_context":{"text":"Kits","link":"https:\/\/mightyohm.com\/blog\/category\/kits\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/UrcPUAj15JU\/0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":7360,"url":"https:\/\/mightyohm.com\/blog\/2015\/04\/cool-tools-dino-lite-am4113t-usb-digital-microscope\/","url_meta":{"origin":2488,"position":4},"title":"Cool Tools: Dino-Lite AM4113T USB Digital Microscope","author":"Jeff","date":"April 6, 2015","format":false,"excerpt":"The Dino-Lite Pro AM4113T 1.3MP Handheld Digital Microscope is a surprisingly handy tool for\u00a0inspecting all sorts of fine details at home and on the road. The small size and light weight are ideal for travel. I keep this microscope along with several other tools in my \"go box\" of electronics\u2026","rel":"","context":"In &quot;Electronics&quot;","block_context":{"text":"Electronics","link":"https:\/\/mightyohm.com\/blog\/category\/electronics\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2015\/04\/61V-Rea54FL._SL1000_.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2015\/04\/61V-Rea54FL._SL1000_.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2015\/04\/61V-Rea54FL._SL1000_.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/mightyohm.com\/blog\/wp-content\/uploads\/2015\/04\/61V-Rea54FL._SL1000_.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":785,"url":"https:\/\/mightyohm.com\/blog\/2008\/12\/stickers-are-here\/","url_meta":{"origin":2488,"position":5},"title":"Stickers are here!","author":"Jeff","date":"December 16, 2008","format":false,"excerpt":"Stickers are here, just in time for the holidays! Each sticker measures 8.5 x 1.5\" and is made of a high quality weatherproof vinyl, suitable for indoor or outdoor use. Want some stickers?\u00a0 For a limited time, go to the contact form and enter \"sticker request\" in the subject field.\u00a0\u2026","rel":"","context":"In \"stickers\"","block_context":{"text":"stickers","link":"https:\/\/mightyohm.com\/blog\/tag\/stickers\/"},"img":{"alt_text":"Stickers are here!","src":"https:\/\/i0.wp.com\/mightyohm.com\/files\/flickr\/3112282814_a7e72694a3.jpg?resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/posts\/2488","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/comments?post=2488"}],"version-history":[{"count":4,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/posts\/2488\/revisions"}],"predecessor-version":[{"id":7858,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/posts\/2488\/revisions\/7858"}],"wp:attachment":[{"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/media?parent=2488"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/categories?post=2488"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mightyohm.com\/blog\/wp-json\/wp\/v2\/tags?post=2488"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}