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Circuit Design Jobs

22 were found based on your criteria

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Fixed-Price - Est. Budget: $ 200 Posted
hi, I need to develop a new electric skateboard. I therefore need a cad + materials + electrical circuits On the market there are different, but too expensive ($ 1,000) for create a new market. Possible features: Lightweight: max 4kg length: 60/70... more

Fixed-Price - Est. Budget: $ 50 Posted
We need a simple electronic circuit designed and simulated with the following components: - Spark Core/Photon - pH Sensor - EC Sensor - Temp Sensor Prefer candidates who are knowledgeable and able to offer suggestions and improvements to design... more

Fixed-Price - Est. Budget: $ 20 Posted
I need IC diagram that should be the backbone of a Handsfree. It should include the following modules: - Power supply module. Rechargeable batteries. They should be small enough to fit in the handsfree. I've found this model (MS621FE, http://www.meggrant.com/attachments/solar-study/seiko.pdf)... more

Fixed-Price - Est. Budget: $ 300 Posted
We need a type of shield made for our Arduino Due project. The shield would need to plug onto the Arduino Due but extend off to the left of the Arduino Due containing additional components. These components consist of the CC3100 boost board, XBee module,... more

Fixed-Price - Est. Budget: $ 50 Posted
In order to validate the functionality of all components in my circuit, I am looking for a circuit and PCB designer which can do the circuit refine, design and prepare the PCB layout. To give you a general overview of the circuit: It is basically the... more

Fixed-Price - Est. Budget: $ 50 Posted
hi, I need to develop a new electric skateboard. I therefore need a cad + materials + electrical circuits On the market there are different, but too expensive ($ 1,000) for create a new market. Possible features: Lightweight: max 4kg length: 60/70... more

Fixed-Price - Est. Budget: $ 200 Posted
Wireless Sensor Network for Border Surveillance-V2 The objective of V1 this project is to develop a wireless sensor network system for the surveillance of critical areas and properties -- e.g. borders. The system consists of sensor nodes that monitor... more

Fixed-Price - Est. Budget: $ 300 Posted
We need to design an H-bridge to drive a 3V (2xAA battery) bi-polar stepper motor. The design should support stall detection. MCU is used to control the H-Bridge. H-bridge design should have optimal efficiency. Firmware for stall detection is part... more