Find Freelance Jobs for Circuit Design

The objective is to develop a home automation solution built on a Raspberry Pi (possibly Arduino or other). The following sensors and actuators will have to be available:GNSS (GPS): Position, speed, h…

We need an experienced designer who can develop a low end RF circuit doppler circuit for a consumer product. The circuit will generate will be self oscillating and open loop. There will be two antenn…

The 'plunger' needs to slide smoothly inside the 'cylinder'. Metal or plastic is acceptable, I want to keep my price down since this is only a prototype.Threaded parts are defined in the attached 2D d…

we have a very small circuit (Attached picture) of two transistors and few resistors. We need to generate a layout for PCB and Gerber file in order to send it for printing.

We have high capacity batteries and pull from them about 800 amps for a very short time of 0.300 Milli secs. The two batteries are 26 volts each and are connected in series. We currently use a contac…

Need a way to display ozone concentration per milliliter on device. Also need bar graph display to show intensity.Also need regular air to be used to clean device tube when power switch is turn-off. T…

Inverters to be developed for converting 3 phase power to single phase 400 volts 3 phase 50 cycle input 380 volt single phase 50 cycle output Load current of 600 amp from 380 volt side above 300 A…