batteries

Okay, to start off I'm completely new the the portablizing scene. I had the brilliant idea of trying to build one last year, but got all the wrong parts, and couldn't figure out where to start. However, i would now like to take a more organized approach, and do everything right. with that comes...

Hi all, I'm want to start designing a PS2 Portable but I'm clueless when it comes to powering the thing. I know it runs off 8.5v, but I dont plan on keeping the disk drive so maybe a little lower (?) The plan was to use Li-on cells or a Li-poly pad, which will need a regulator (in parallel?)...

Could you use these batteries: http://www.ebay.com/itm/2x-AUTHENTIC-PANASONIC-NCR18650B-3400mAh-Rechargeable-Battery-JAPAN-BUTTON-TOP-/112133708356?hash=item1a1bb09a44:g:IJUAAOSwFe5X1vQR with this PCB: http://www.batteryspace.com/pcbfor74vli-ionbatterypack8a-1alimit.aspx and with this...

I am planning on building a portable gamecube and am gathering the necessary components. I have a question about the power supply though. I managed to salvage 6 samsung ICR18650-22F Li-on batteries from the power supply but they don't have protection circuits. I found a 6 slot 18650 charger and...

So I'm trying to build a portable GameCube. This is my first ever attempt for anything this challenging, so it is extremely possible that I just completely screwed up. I have a completely stock DOL-001 GameCube without a single thing done to it other than being taken apart. I've run 8 AA...