Create Print and Packaging Designs

已关闭 已发布的 Feb 10, 2014 货到付款
已关闭 货到付款

Need someone to help me come up with a simple design on powering a light bulb using solar. DC power straight to LED lights and a back up as a battery. If you can help me figure this out i will pay. It is not a complicated problem at all.

电气工程

项目ID: #5419873

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8个方案 远程项目 活跃的Mar 19, 2014

有8名威客正在参与此工作的竞标,均价$149/小时

farazahmad759

A proposal has not yet been provided

$333 USD 在20天内
(35条评论)
5.3
carpedemia

I am an electronics engineer with specialization in power and controls. I can easily do the task. I can give you the design of circuit along with bill of materials required. Looking forward to working with you. Regard 更多

$200 USD 在3天内
(1条评论)
2.1
ahmadmasood925

Let me know details of your Project. i have some question before to complete the deal. please inbox me for discussion.

$111 USD 在3天内
(2条评论)
1.1
jgd68

CONTACT FOR EMAIL, THANK YOU. =================================== ===================================

$150 USD 在5天内
(0条评论)
0.0
niyas06

A proposal has not yet been provided

$155 USD 在3天内
(0条评论)
0.0
peterghotlib

Dear Sir, I can help you with your project, but need some clarifications. Do you need schematics, PCB and BOM? Or something else?

$100 USD 在3天内
(0条评论)
0.0
talk2agha

Go from panels to fuse box, to charge controller, also connect batteries to charge controller. A disconnect switch or fuse should be placed between the solar array and the charge controller. Do the same between the bat 更多

$35 USD 在3天内
(0条评论)
0.0