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Circuit Design Jobs

52 were found based on your criteria


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Fixed-Price - Est. Budget: $ 200 Posted
We are in the process of designing prototypes for our first product, which is similar in principle to a rechargeable battery pack. We are 4 Masters Engineers with a good technical knowledge but not the electrical know-how to design a circuit board. Therefore... more

Hourly - Est. Time: Less than 1 month, Less than 10 hrs/week - Posted
Hello Upwork freelancers, I'm looking for a person which can help me create a PCB and circuit design for a new invention of mine. I need the listed items to work together: 7.4 volt 1000mah/2000mah/2500mah lithium battery 5 volt blowing fan -->... more

Hourly - Est. Time: Less than 1 month, 30+ hrs/week - Posted
Circuit design and prototype of novel energy charging system for mobile devices While the last few years have brought unprecedented increases in mobile device performance, such change has also reduced real battery life. Over the past year the mobile... more

Fixed-Price - Est. Budget: $ 200 Posted
Hi SUBJECT: PREMADE DATABASE FOR ELECTRICAL MANUFACTURER, R&D & ELECTRICAL ENGINEER, LEAD GENERATION My company is manufacturing and designing the PCB (Printed Circuit Board). This product has been used in any electrical manufacturing company,... more

Fixed-Price - Est. Budget: $ 150 Posted
I am developing a tiny Electronic Lock Mechanism. The design and mechanical parts are ready. I want an electical engineer to help me find the necessary components and put them together within the lock's container in the correct arrangement. Target... more

Fixed-Price - Est. Budget: $ 200 Posted
I need a buck-boost regulator designed, simulated in spice (Pspice, LTspice, Webench, etc), prototyped, and tested with the following specification: Vin: 3.7V 18650 battery 30A max drain Vout: 1V to 10V at 50W. A micro must be able to change voltage... more

Fixed-Price - Est. Budget: $ 50 Posted
I need a schematic for solar powered LED diode light circuit with GPS tracking. Functionality: 1. LED diodes switch off when solar panel is charging battery 2. LED diodes switch on when solar panel is not charging battery 3. When battery fully charged... more

Fixed-Price - Est. Budget: $ 800 Posted
Hello people of the world! We have a very interesting and exciting project and we are looking for experienced, talented, motivated and cool new team members. The project we have consists of this; We need to have our android computer/tablet to... more

Fixed-Price - Est. Budget: $ 500 Posted
Need to design a high speed counting circuit to detect the time difference between two separate signal pulses with 1nsec resolution. The leading edge of signal 1 pulse should start the count cycle, and the leading edge of signal 2 pulse should terminate... more

Fixed-Price - Est. Budget: $ 1,500 Posted
I am looking for an experienced electrical engineer to design a smart meter prototype that we can later manufacture. You will create the technical specification, research the most suitable components, determine the most cost effective implementation,... more