tag:blogger.com,1999:blog-1217390414636328493.post3204636756025762421..comments2020-03-05T10:36:55.574+00:00Comments on Player Dad: Battery PowerPlayer Dadhttp://www.blogger.com/profile/07902433707917144909noreply@blogger.comBlogger11125tag:blogger.com,1999:blog-1217390414636328493.post-92087896886379490872012-09-05T02:01:51.807+01:002012-09-05T02:01:51.807+01:00Solution is to use monoprice part 9282. Output is ...Solution is to use monoprice part 9282. Output is 5v 1amp. 3000mAh. At least 7 hours of use on charge using USB keyboard and mouse. <br />@gainestrAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-69519170755988236292012-05-22T12:11:46.909+01:002012-05-22T12:11:46.909+01:00If you use rechargeable (NiMH) batteries, you shou...If you use rechargeable (NiMH) batteries, you should be OK. NiMH AA batteries have a nominal voltage of 1.25V (see http://en.wikipedia.org/wiki/AA_battery), giving you 4*1.25=5V. With alkeline batteries, you have 4*1.5=6V.Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-11992996146199235682012-05-18T22:17:02.678+01:002012-05-18T22:17:02.678+01:00Do not muck about, a boost-buck regulator is the t...Do not muck about, a boost-buck regulator is the trick.Conrad Braamhttps://www.blogger.com/profile/14516128061510018135noreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-30449097451524378812012-05-18T22:16:25.327+01:002012-05-18T22:16:25.327+01:00Do not muck about, a boost-buck regulator is the t...Do not muck about, a boost-buck regulator is the trick.Conrad Braamhttps://www.blogger.com/profile/14516128061510018135noreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-16515460676946472322012-05-18T19:20:57.973+01:002012-05-18T19:20:57.973+01:00I wonder if a low dropout regulator would be bette...I wonder if a low dropout regulator would be better than a 7805Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-80748046304415137792012-05-18T19:09:51.699+01:002012-05-18T19:09:51.699+01:00A 7805 requires a minimum of 7V input to work prop...A 7805 requires a minimum of 7V input to work properly and a diode in series would add another 0.7 to that. 4 cells in series will not get you there. A carefully worked out Zener diode and resistor combination would work.maroelawernerhttps://www.blogger.com/profile/02494191527214732041noreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-44038294530202261492012-05-18T18:41:01.817+01:002012-05-18T18:41:01.817+01:00Just drop in a 7805 with two capacitors, maybe a d...Just drop in a 7805 with two capacitors, maybe a diode to ensure you don't reverse polarity and you should be good to go...Garryhttps://www.blogger.com/profile/08993001217485254765noreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-81371422982003498322012-05-18T17:18:15.882+01:002012-05-18T17:18:15.882+01:00A boost-buck regulator like a mintyboost should do...A boost-buck regulator like a mintyboost should do the trick. hard to acquire if you are in the UK though. I do intend to copy you - ma having a helluva time finding a portable screen that will suite, I have all the other bits though.Conrad Braamhttps://www.blogger.com/profile/14516128061510018135noreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-34292671922689932732012-05-18T17:15:02.394+01:002012-05-18T17:15:02.394+01:00poiuyterry, I have no idea as we only had it on fo...poiuyterry, I have no idea as we only had it on for a couple of minutes to test that it actually worked. Once I sort out the 5v linear regulator (see the edit above) I will do some more testing and report back.<br /><br />Anonymous, I have an old PSOne LCD screen that I am very interested in getting hooked up to my Pi as a portable solution, so that's in the pipeline too!Player Dadhttps://www.blogger.com/profile/07902433707917144909noreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-28061246333524303152012-05-18T16:52:53.911+01:002012-05-18T16:52:53.911+01:00Post some photos of it :D
Solar charging of the ba...Post some photos of it :D<br />Solar charging of the batteries would be really awesome, with a portable screen and stuffAnonymousnoreply@blogger.comtag:blogger.com,1999:blog-1217390414636328493.post-15346428610871545332012-05-18T16:50:42.490+01:002012-05-18T16:50:42.490+01:00How long do the batteries last?How long do the batteries last?poiuyterryhttps://www.blogger.com/profile/09277309527615731240noreply@blogger.com