{"id":280,"date":"2013-06-01T22:56:50","date_gmt":"2013-06-01T21:56:50","guid":{"rendered":"http:\/\/chris-stubbs.co.uk\/wp\/?p=280"},"modified":"2013-08-17T17:08:22","modified_gmt":"2013-08-17T16:08:22","slug":"cheapo-r3-boards","status":"publish","type":"post","link":"https:\/\/chris-stubbs.co.uk\/wp\/?p=280","title":{"rendered":"CHEAPO R3 boards"},"content":{"rendered":"<p>The new CHEAPO boards are here! I have soldered one up and all seems to be working perfectly! Here is a quick write up on the results.<\/p>\n<p><a href=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11651.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-289\" alt=\"IMAG1165\" src=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11651-300x296.jpg\" width=\"300\" height=\"296\" srcset=\"https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11651-300x296.jpg 300w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11651-1024x1012.jpg 1024w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11651-303x300.jpg 303w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11651.jpg 1921w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>New board compared to old, looks much neater!<\/p>\n<p><a href=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11931.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-291\" alt=\"IMAG1193\" src=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11931-1024x762.jpg\" width=\"584\" height=\"434\" srcset=\"https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11931-1024x762.jpg 1024w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11931-300x223.jpg 300w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG11931-402x300.jpg 402w\" sizes=\"auto, (max-width: 584px) 100vw, 584px\" \/><\/a><\/p>\n<p>Main components of CHEAPO3<\/p>\n<p><a href=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1195.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-282\" alt=\"IMAG1195\" src=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1195-179x300.jpg\" width=\"179\" height=\"300\" srcset=\"https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1195-179x300.jpg 179w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1195-612x1024.jpg 612w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1195.jpg 1952w\" sizes=\"auto, (max-width: 179px) 100vw, 179px\" \/><\/a> <a href=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1197.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-283\" alt=\"IMAG1197\" src=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1197-179x300.jpg\" width=\"179\" height=\"300\" srcset=\"https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1197-179x300.jpg 179w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1197-612x1024.jpg 612w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1197.jpg 1952w\" sizes=\"auto, (max-width: 179px) 100vw, 179px\" \/><\/a><\/p>\n<p>Weight of CHEAPO3 with and without batteries<\/p>\n<p><a href=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1201.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-286\" alt=\"IMAG1201\" src=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1201-300x179.jpg\" width=\"300\" height=\"179\" srcset=\"https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1201-300x179.jpg 300w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1201-1024x612.jpg 1024w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1201-500x300.jpg 500w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Micro SD card installed (2GB seems like overkill for text logging!)<\/p>\n<p><a href=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1202-e1370122564805.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-287\" alt=\"IMAG1202\" src=\"http:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1202-e1370122564805-300x179.jpg\" width=\"300\" height=\"179\" srcset=\"https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1202-e1370122564805-300x179.jpg 300w, https:\/\/chris-stubbs.co.uk\/wp\/wp-content\/uploads\/2013\/06\/IMAG1202-e1370122564805-1024x612.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>Current consumption of board whilst acquiring GPS fix, writing to SD card and transmitting = 110.9mA. This will drop when the tracker gets a GPS fix and if the SD card is removed for long duration flights. I think I will have a go at optimizing the code and look into the power saving modes of the uBlox NEO-6<\/p>\n<p>I am very happy with these boards and look forward to testing one in the air. Currently planning a possible pico launch on the 14\/06\/2013 (PM)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The new CHEAPO boards are here! I have soldered one up and all seems to be working perfectly! Here is a quick write up on the results. New board compared to old, looks much neater! Main components of CHEAPO3 Weight &hellip; <a href=\"https:\/\/chris-stubbs.co.uk\/wp\/?p=280\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[12,3],"tags":[],"class_list":["post-280","post","type-post","status-publish","format-standard","hentry","category-cheapo","category-electronics"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=\/wp\/v2\/posts\/280","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=280"}],"version-history":[{"count":5,"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=\/wp\/v2\/posts\/280\/revisions"}],"predecessor-version":[{"id":359,"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=\/wp\/v2\/posts\/280\/revisions\/359"}],"wp:attachment":[{"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=280"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=280"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chris-stubbs.co.uk\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=280"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}