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Fix battery issue for pcb board

$30-250 USD

Zavřený
Zveřejněno před více než 4 roky

$30-250 USD

Zaplaceno při doručení
I have a board with 3 dc 12v 20w led. I need somebody to fix battery/accu issue. I need to have small battery to give the leds power to give them light for 6-8 hours. The accu/battery need to be small not higher then 2cm
IČ projektu: 22731043

O projektu

14 nabídky
Vzdálený projekt
Aktivní před 4 roky

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14 freelanceři nabízejí v průměru $136 USD za tuto práci
Avatar uživatele
Hi I am experienced electronics engineer with more than 11 years of experience. I can do it for you. I have worked on battery based PCB designs a number of times before. I would like to discuss it in further details. Regards
$250 USD v 7 dnech
4,9 (258 recenze)
8,0
8,0
Avatar uživatele
hello i am a computer engineer,i have masters in computer engineering,i have experience for more than 8 years in arduino and electronics,i have good knowledge for all kinds of disposable and rechargeable batteries,i cna help u to find the desired battery type that fits for ur size and charger type that u have
$134 USD v 1 dni
5,0 (30 recenze)
5,4
5,4
Avatar uživatele
Hello sir I am professional electrical engineer having masters in Electrical engineering I have vast experience in circuit design and simulations tasks I am expert in PCB DESIGNING I will provide you with quality work I will fix the issue with your PCB board
$120 USD v 1 dni
4,9 (47 recenze)
5,5
5,5
Avatar uživatele
Dear Client, With more than 5 years of experience in PCB design and Circuit design I can ensure you quality work and before time Delivery. I have quite a good experience in designing battery based solutions. Please don't forget to see what other employers like sanjeev has to say about me in terms of circuit design knowledge and before time Delivery. Always striving to make your experience great. Regards Avi
$250 USD v 2 dnech
5,0 (7 recenze)
4,8
4,8
Avatar uživatele
hello, I'm electrical engineer and I have good experience in circuit design and PCB design using Eagle software I have worked in this field on freelancer.com and you can check my portfolio it will be honor to work with you I will provide you all the files that you nerd as soon as possible please contact me to discuss your project Regards, Moataz
$30 USD v 5 dnech
4,9 (18 recenze)
4,2
4,2
Avatar uživatele
General message: Dear Sir, Greetings from Turkey. I hope you are good. Let me introduce me. I'm Electronics Enginner who have 19 year experience. My experience is related to power electronics, hardware design, analog design, PCB design and microcontroller coding. My projects summary is attached. Please look them. If you look them you will see that I'm ideal person who can make your project without any problem. I use Altium for electronic design. I use the datasheet of ICs to create a library and schematic. I can give you examples if you want. I'm going to use a PIC microprocessor in your project. I have 10 years of experience in microprocessors. I have enough experience to make your project successful. Some examples are attached. It shows my ability to make your project. Please give me your project. I promise that I will give good solution. Please respond to me. I hope you will select me. Have a good time Cheers Metin
$100 USD v 7 dnech
4,6 (4 recenze)
2,9
2,9
Avatar uživatele
Hi, I have extensive experience in battery circuits and power electronics. I would like to know if there are 3 Leds of 20 watt each or total 20 watt for 3 of them. That will decide your battery bank size. Also, height needed is 2cm, what is the length and width limitation ?? We can discuss more about this and I would like to say that I can definitely help you.
$166 USD v 7 dnech
0,0 (0 recenze)
0,0
0,0
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i have worked as a freelancer with many companies for building thier projects , design and hardware installation.
$110 USD v 3 dnech
0,0 (0 recenze)
0,0
0,0
Avatar uživatele
I'm willing to do the calculations to help you choose the battery that will give you 6 to 8 hours of burn time based on 20W of LED lighting. This bid is for design advice only.
$30 USD v 7 dnech
0,0 (0 recenze)
0,0
0,0
Avatar uživatele
Hey. i Hope you are Doing good. i am Professional Electrical Engineer. Working in multinational company in Germany from last 3 years. Graduate in Master Degree in Electrical Engineering From Germany. i understand what you need. if you agree we can discuss more in detail. i can provide you my best services. Thanks and Regards.
$277 USD v 7 dnech
0,0 (0 recenze)
0,0
0,0

O klientovi

Pochází z NETHERLANDS
Rotterdam, Netherlands
0,0
0
Členem od pro 6, 2019

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