Inżynieria elektryczna Jobs

• 2-way communication • Multilayered SMD • 18650 Battery + charging • Max 1uA stand-by, max 10mA talk • 3W audio amplifier • Open communication on touch (so no button) • Connect to each other on power up • auto-close connection after 30s (to Bluetooth idle mode) • NO Arduino/raspberry/Pi/ESP32 or other amateur stuff • BOM + Gerber files &...

Trying to road following on jupyterlab lab and I’m having issues

I am having problem in working with touch board along with mux shield II i want any expert to help me in this project. Please bid only if you have working knowledge of MUX Shield II.

It is on MATLAB to MCU serial data communication. it a simple project

It is on MATLAB to MCU serial data communication. it a simple project

I'm trying to make a simple UV data logger for a uni project. I am having trouble successfully finding/connecting to a few sparkfun VEML6075 UV sensor breakout's that I'm wanting to read values from. I have the VEML6075s connected to SD/SC ports on the Adafuit TCA9548A multiplexer using a UNO R3. When plugged in all UV sensors are lighting up and appear to be connected properly. How...

Electrical as-Built drawings needed as per red lined Original design drawings.

I need a person who knows something about the physics of optics to design a two lens system for looking at objects inside an illuminated box please see attached image to see concept. Please note that hole in box is only half inch, so lens 1 cannot be too big in diameter. Please check :) Budget $25

I need matlab program for image encryption using Elliptic Curve Diffie hellman 512 bit key as in this paper and analysis.

Design Bluetooth earpiece: • NO Arduino/Raspberry/Pi/HC-xx amateurs • FLUENT English

It Is needed to design PCB for device on stm32f429igt6 mcu, with 10 inch tft LCD (datasheet sent by request for interested freelancers) with resistive touch panel (for control and HMI) to show values from sensors. Device has 6 ADC of transmitter (4-20mA or 0.5-5V output) and alarm system as Buzzer and Speaker for playing wav - files. All tech requirements and details you may see in attached file. ...

Sine Wave Inverter Capacity 900 VA, Rated Power 756 W Supports single [zaloguj się, aby wyświetlić URL] for sensitive appliances with Sine wave out-put. Three Stage Charging for safe & efficient charging and longer battery life. 4-step battery type selection. long life with overload protection with auto reset power conditions with rugged technology design for high performance and longer back-u...

A Wireless Bluetooth Streaming Speaker circuit design Portable Wireless Speaker which has good connection and 360° Stereo Sound with Powerful Bass & Mic. The various voltage and current rating should be present including input and output values and supply data. The technical information is necessary with the circuit diagram.

To realize the design of an electric repellent starting from a photo and the realistic measurements of the product by making some modifications on it

Hello Engineers , I need MEP for several projects , Regards

I have purchased a very inexpensive measuring tool that measures 18 meters. I would like to improve on it. Make it smaller and more accurate. I need someone who understands how to design horns for ultrasound, transducers, amplifiers, pcb design and coding.

an automated growing project with a few sensors, relays, switches and lights everything is in the text file below.

Who are 10 year exprince in HVAC all design system cooling load piping simulation all full time work

Devido a falta de oportunidades no mercado, e preocupação de reprova uso esse método como apelo para concluir essa etapa do curso. Só preciso da assinatura. Necessário CREA ativo.

Hello, I need someone to help with the pcb layout of various IOT designs. Currently I use [zaloguj się, aby wyświetlić URL] systems easy-PC for my designs and ideally would like to continue with this. But I am open to suggestions.

Hi We are looking to develop a simple communication Module. We want to Use LORA RA02 which should be communicating in 1 : N using a PIC micro controller. In the sense the Lora RA02 should be addressable and each Lora should be able to communicate with each other. Preffered Microcontroller would be PIC24FJ256GA702 or PIC 18F4520 . We would be requiring the programme and Circuit Layout.

Working on master level thesis in electrical Engineering. Data Science

we need a electrical consultant for our building which is under construction. location: Jalandhar , Punjab.

I need a electronic PLC programmer. [Removed by Freelancer.com Admin for offsiting - please see Section 13 of our Terms and Conditions]

Design an air-filled rectangular waveguide (a = 2b) such that its dominant mode is at ‘frequency’ with length = 2λ and wall thicknesses of 0.2 mm Examine the first 5 modes in the designed guide. Plot: 1. S11 / S21 (all modes in one plot) and specify the insertion loss for each mode. 2. The phase constant of these modes and determine the degenerate and non-degenerate modes. 3. Fi...

We are looking for someone to put together an adafruit based concept demonstrator prior to manufacturing

Need to measure the ground and structural vibration using sensor

Buna ziua ! Caut un student, care este la ETTI si stie cu ce se mananca "CCEP"(sem 1), care face parte din Departamentul Bazele Electronicii. Am nevoie sa ma ajute la cateva probleme.

I need this research paper replicated with the same plot as can be seen in figure 7 of the research paper attached. It should be coded in MATLAB as has been done in the paper. Also, when replicating the results of figure 7- the x axis and y axis should have the same exact order as in the research paper.

I am looking for electrical vehicles charger equipment sizing as well as connection scheme

We need help in physics project. 4f imaging configuration is used. We are looking for someone with physics background to help us with coding the problem using Matlab. Budget/timing/details can be discussed later

Using ferrite and Litz wire to build the spiral coupling coil The impedance of coupling coil measurement Self-resonant frequency Measurement Coupling coefficient Measurement Voltage ratio Measurement Coil Alignment Test Power Efficiency Measurement Building Rectifier and testing Specification: Air gap: 0-150mm Lateral displacement: 0-50mm Power: 200W

I am looking for freelancers with expertise in developing mathematical models using ODE / PDE. The models will have to be built in Java / Python / C platforms. Strong domain knowledge in any one of the following fields is preferable - Automotive / Manufacturing / Electrical / Electronics

Hi, We are looking for electrical circuite designer for creating an emergency calling box. The calling system should work with GSM-OFC-WIFI modes. We need only circuit design, we will get manufactured the same at our own. Attached the image for the purpose , please refer and ping me for more details. Thanks

We are looking for a very talented engineer (or team) that can create a high voltage, bipolar DC to DC converter supplying voltages up to 1200Vdc. We are needing a small compact design that doesn't use transformers in the design. We will share further details of the design later.

i want a matlab code that simulates a MIMO visible light communication system. but i want to learn every line and the reason of that.

I need to have a digital stop watch to be able to disconnect the 2 magnetic pieces

PLEASE NOTE ***THIS IS A PART TIME 20 HOURS PER WEEK POSITION*** We are a self-development company helping people achieve more goals in their life. We are looking for an electrical engineer willing to work on an exciting new product development project to shape the development of the first minimum viable product. The electrical engineer that will be hired will have specific knowledge or experie...

Diseño e integración de soluciones electrónicas

we have a project that require a very lite pcb board 6 inch by 6 inch with distribution of power to 384 points on he board , each point can get one of 4 different low voltage power level of current each time , this distribution and controlled by a programmable IC and data connection to the IC with a wifi connection

I would like to convert a PCB Project made under Altium to Eagle files. it's small project, schematic have only 20 components. Thanks

Kindly let me know how much it would cost to build a smart working prototype of this; [zaloguj się, aby wyświetlić URL]

making a customized key fob with passive rfid tag and readers.

Please find specifications of requirements attached. Initially, I am looking for various design proposals for electro mechanical components including technical specifications and cost estimates.

We are looking for an expert in high-speed PCB design to help us primarily with routing high-speed lines on our 4-layer board: GbE ethernet, USB, HDMI . The schematic is complete and the PCB has components placed. We're working with Eagle 9.5.2, so any work should be backwards compatible. Items needed: -Route traces per best practices (impedance match, equal length, minimize crosstalk) -Make...

expert on planning optimization with uncertainity in microgrid planning . the program uses Information gap decision method to model the uncertainity

01 Solar Inverter is not working due to over voltage at DC side and need to be rectified. All strings ( DC current ) needs to be checked by clamp meter of all inverters ( 10 inverters ).

Hello. Our machines use Siemens Simotion as motion controller and WinCC Scada software for the HMI. After a windows failure, we had to restore from backup, however the wincc runtime is not communicating with Simotion now. We need someone with the proper expertise with Siemens motion control systems to address the issue and fix it. Thanks

We have schneider PLC, we need this programmed using EcoStruxture Machine software. The controls is for HVAC purposes so controlling temperature, pressure and actuators.

i want to make a micro grid and connect it with power electronic transformer and do load flow analysis Next i have to connect micro grid with conventional transformer and do load flow analysis and also campare the results and proof power electronic transformer is better. 1: Make a power electronic Transformer 2: Make a micro grid with 2 AC and 1 DC source. 3: Do Load Flow analysis.