{"action":"created","issue":{"url":"https://api.github.com/repos/bobtiki/Lava-Lounge/issues/3","repository_url":"https://api.github.com/repos/bobtiki/Lava-Lounge","labels_url":"https://api.github.com/repos/bobtiki/Lava-Lounge/issues/3/labels{/name}","comments_url":"https://api.github.com/repos/bobtiki/Lava-Lounge/issues/3/comments","events_url":"https://api.github.com/repos/bobtiki/Lava-Lounge/issues/3/events","html_url":"https://github.com/bobtiki/Lava-Lounge/issues/3","id":154817705,"number":3,"title":"Distribute power more evenly to Pixels","user":{"login":"bobtiki","id":50014,"avatar_url":"https://avatars.githubusercontent.com/u/50014?v=3","gravatar_id":"","url":"https://api.github.com/users/bobtiki","html_url":"https://github.com/bobtiki","followers_url":"https://api.github.com/users/bobtiki/followers","following_url":"https://api.github.com/users/bobtiki/following{/other_user}","gists_url":"https://api.github.com/users/bobtiki/gists{/gist_id}","starred_url":"https://api.github.com/users/bobtiki/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bobtiki/subscriptions","organizations_url":"https://api.github.com/users/bobtiki/orgs","repos_url":"https://api.github.com/users/bobtiki/repos","events_url":"https://api.github.com/users/bobtiki/events{/privacy}","received_events_url":"https://api.github.com/users/bobtiki/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2016-05-13T23:16:09Z","updated_at":"2016-05-13T23:57:55Z","closed_at":null,"body":"Distribute power individually to each shelf, so that we get better voltage and truer colors to more pixels.\r\n\r\nPixels require 60 mA / pixel for full white, and 20 mA for “average” rule-of-thumb use.\r\n\r\n| Pixels | Rule of Thumb | Max |\r\n| --------- | ------------- | --- |\r\n| *1 NeoPixel or WS2801 Pixel* | *20 mA* | *60 mA* |\r\n| *41-pixel Strand* | *820 mA* | *2.46 A* |\r\n| All 6 Shelves (5 * 41 + 39) | 4.88 A | 14.64 A |\r\n| 50-pixel WS2801 Strand | 1 A | 3 A |\r\n| 16-pixel Volcano Ring | 320 mA | 960 mA |\r\n| 3 Arcade Button NeoPixels | 60 mA | 180 mA |\r\n| **TOTAL** | **6.26 A** | **18.78 A** |\r\n\r\nSo, probably what I need is a 5A supply per shelf, plus another 5A for the WS2801 pixels. (4 × 5A)\r\n\r\nOf course, this doesn't take into account the max from the wall circuit (15A, probably), or the max supported by the power strip (something less).\r\n\r\nMaybe I could limit the output in software to keep the total under the 15A max (minus, of course, RPi power, fog machine power, fan power, etc.)."},"comment":{"url":"https://api.github.com/repos/bobtiki/Lava-Lounge/issues/comments/219186053","html_url":"https://github.com/bobtiki/Lava-Lounge/issues/3#issuecomment-219186053","issue_url":"https://api.github.com/repos/bobtiki/Lava-Lounge/issues/3","id":219186053,"user":{"login":"bobtiki","id":50014,"avatar_url":"https://avatars.githubusercontent.com/u/50014?v=3","gravatar_id":"","url":"https://api.github.com/users/bobtiki","html_url":"https://github.com/bobtiki","followers_url":"https://api.github.com/users/bobtiki/followers","following_url":"https://api.github.com/users/bobtiki/following{/other_user}","gists_url":"https://api.github.com/users/bobtiki/gists{/gist_id}","starred_url":"https://api.github.com/users/bobtiki/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/bobtiki/subscriptions","organizations_url":"https://api.github.com/users/bobtiki/orgs","repos_url":"https://api.github.com/users/bobtiki/repos","events_url":"https://api.github.com/users/bobtiki/events{/privacy}","received_events_url":"https://api.github.com/users/bobtiki/received_events","type":"User","site_admin":false},"created_at":"2016-05-13T23:57:55Z","updated_at":"2016-05-13T23:57:55Z","body":"[AmazonBasics power strip](http://www.amazon.com/dp/B00TP1C51M/) currently in use will support:\r\n\r\n> AC 15A, 125V, 60Hz, 1875W"}}