Electrónica Jobs

Desarrollo de hardware (PCB) para proyecto IoT, usando el procesador ESP32. El proyecto esta prácticamente acabado en las otras áreas (Backend, App, Panel de control, etc). Específicamente, necesito una solución que proporcione conectividad IoT (Wiffi, Bluetooth, Rf). Buscamos desarrollador de hardware. Actualmente ya hay un profesional trabajando en el firmware. El trabajo es para comenzar de forma inmediata y tendría que tener disponibilidad horaria. Indica por favor tu presupuesto, y en base a eso tendremos una reunión para ampliar información. Imprescindible comunicación hablada en Español. Indico a continuación los elementos básicos que contienen la PCB y su funcionamiento general. Se trata de una peque&ntild...

I am looking for a skilled PCB designer to create a PCB design for my 3D printer with JST connectors. The printer size is small, up to 200mm and I require 2-pin JST connectors. The power supply for the printer will be 24V. Ideal Skills and Experience: - PCB design experience with JST connectors - Knowledge of small 3D printer design and requirements - Experience with 24V power supply design for 3D printers

I am in need of an electrical engineer with experience in crypto mining power distribution. My current mining setup has a total power consumption of more than 5 kW and I am using ASIC miners. There are industry-specific regulations that need to be followed for this project. Ideal Skills and Experience: - Experience in designing and implementing power distribution systems for crypto mining setups - Knowledge of industry-specific regulations for electrical systems in crypto mining - Familiarity with ASIC miners and their power requirements - Proficient in creating electrical schematics and diagrams - Ability to work with contractors and suppliers to procure necessary equipment - Experience in troubleshooting and repairing electrical systems in a timely manner.

I am seeking a skilled Device Design Engineer to create a wire-heating device for my project. The device needs to be powered by a rechargeable Lithium-Ion battery designed to heat wire to a temperature below 100°F. The wire length is between 3-5 meters. I attempted to build a similar device using a steering wheel heating wire I purchased on eBay (0.03ohm) and a 4-cell 6V battery box, but it consistently overheats. Therefore, I seek an expert who can design a reliable and efficient solution. The ideal candidate should have experience in designing small and lightweight devices. The required voltage for the Lithium-Ion battery is yet to be determined, so your expertise in selecting the appropriate battery configuration will be valuable. Note: Any suggestions or alternative approaches t...

We need an experienced electronic engineer to review our current PCB design and address the remaining issues to complete the project. Our functional prototype has undergone testing, but we have encountered a few minor challenges along the way. The primary tasks for this project involve optimizing the layout design and improving the system's overall efficiency. Additionally, we require assistance in incorporating an on/off switch into the design. This will involve the supply and testing of a new PCB. Currently, the system is programmed using Arduino, but we are open to suggestions for alternative approaches to enhance its performance. Our product utilizes a standard off-the-shelf wireless charger integrated into our custom PCB. The system operates on a lithium battery. The project ...

I want to make as small as possible Arduino push button audio & led Project. The logic would be that a user a on/off switch and the Arduino waits for the user to press any of up to 24 buttons. When a button is pressed a led light lights up for 2 seconds while an up to 5 seconds audio clip is running. Pressing any of the buttons will be ignored during this period. The audio files are unique and have a corresponding button. Ultimately if the project works I want to put it on a project board.

I am looking for a mechanical engineer to provide engineering support for my ongoing automobile development project. The automobile is currently in the prototype development stage and I need someone with experience in this area to help bring my vision to life. In addition to mechanical engineering support, I also require software engineering expertise in control systems. The main focus of the software engineering work will be on control systems, ensuring that the automobile operates smoothly and efficiently. Ideal skills and experience for this project include: - Experience in prototype development stage for automobiles - Expertise in mechanical engineering - Strong background in control systems for software engineering - Ability to work collaboratively with a team - Excellent prob...

I am in need of a custom RF meter (100Mhz - 90 Ghz. , 20.000 sampling rate per second). Therefor looking for an electrical engineer (project manager). I am needing to build an RF meter that can outperform an ENV RD-10. RD-10 specs: RF Frequency range 100MHz to 8GHz RF measuring range -60dBm to +5dBm RF Typical accuracy ±6 dB I am in need of a meter that can go beyond 8Ghz. Preferably 100Mhz - 90 Ghz. The issue at hand. ''Professional equipment'', like Narda for example, for political reasons; work with a low sampling rate (mostly 5/second sampling rate). I am in need of a high sampling rate (20.000/second sampling rate). Price is open for discussion.

I am in need of a custom RF meter, but dont have any electrical skills. Therefor looking for an electrical engineer (project leader). Long story, in extremely short. I am needing to build an RF meter that can outperform an ENV RD-10. RD-10 specs: RF Frequency range 100MHz to 8GHz RF measuring range -60dBm to +5dBm RF Typical accuracy ±6 dB I am in need of a meter that can go beyond 8Ghz. Preferably 100Mhz - 90 Ghz. The issue at hand. ''Professional equipment'', like Narda for example, for political reasons; work with a low sampling rate (mostly 5/second sampling rate). I am in need of a high sampling rate (20.000/second sampling rate). Price is open for discussion. [Reposted due to freelancer error]

Working product needed as per the specification attached. The engineer who successfully build this model will get many more projects for future. Please use keyword "PCB Guru" or your application wont be considered. Read the document carefully and apply only if you fully agree to the requirements.

I am looking for an experienced freelancer to take on a computer architecture project. The purpose of the project is to study computer architecture. The freelancer should have experience relevant to the project and be able to provide detailed project proposals. The project should be completed within one day. If you believe you are the right fit for this project, I look forward to reviewing your application. Thank you!

Mitsubishi GX Developer Program for Basic Controls We are looking for a skilled programmer with experience in Mitsubishi PLCs to assist us with programming basic controls using GX Developer program. The ideal candidate should have the following skills and experience: - Proficient in GX Developer program - Strong knowledge of Mitsubishi PLCs - Experience in programming basic controls - Ability to work independently with minimal supervision The project will involve programming basic controls using the GX Developer program. We only require assistance with programming and not hardware setup. If you have experience in this area and are up for the challenge, please submit your proposal.

I am seeking a freelancer who can help me make some minor adjustments to my existing soil sensors project using Arduino Uno. The changes needed are on both the code and circuit. As for the soil sensor's functionality, I require accurate readings and a quick response time with low power consumption. The expected outcome of the project is to give readings and crop recommendations. The ideal candidate should have experience with Arduino programming, circuit design, and sensors.

Hi! Are you a hardware enthusiastic (camera + IR LED lights and image analysis) and do it for the fun of it? I am looking for somebody who is interested in creating an eye tracker with me from some existing parts like camera and special IR LEDs. If you are generally interested in this, please send me a personal message so that I can explain details of what I have planned. I think this is a cool, helpful project, and working with me is fun, I think. You can take a look at my reviews. Thank you if you are interested! I am looking forward to your message!

All inputs and outputs are USB-based and operate at 5V. The power requirement for the computer and its display is 24W. We urgently need a solution for a demo set of 30 machines. Additionally, if it can also serve as a long-term solution for larger sets, that would be ideal. However, price and speed are currently the most important factors. We need a USB switch that can: Cut off power supply from the backup power source to the computer and its display, preferably using a mechanical toggle switch. Furthermore, it would be preferable (but not necessary) if the switch can EITHER: Cut off power supply from the backup power source to the computer when external power is charging the backup power source (or cut off external power supply to the backup power source when power is being provided fr...

Requirements: 1) Mini Spectrum Analyzer with UI on a PC display 2) FPGA. 3) Integrate ADC with high sample rate. 4) Insert an analog signal (how? With probe?). 5) Real time plotting (continuous sampling). 6) Due to 2 -->> be able to insert a high frequency signal. 7) Which ADC? -->> Which type? (See figure 1) I need to buy it. 8) FFT algorithm. 9) Using sample window Blackman-Harris. 10) Voltage level of the input signal -->> the highest (±3.3v or 0 - 3.3v? can we do it higher?). 11) Using UI to change parameters like: a) Start and stop frequency that we see on the screen. b) Change the span. c) The resolution of the sampling -->> we need to talk with the FPGA to change the N samples (See figure 2). d) Put markers on the screen and mark the maximum and...

I am looking for a freelancer to help me embed CircuitLab on my existing JavaScript website for educational purposes. The ideal candidate should have experience with JavaScript and CircuitLab. The project involves integrating basic circuit design only, and no additional features or functions are required. The main reason for this project is to enable our students to do their electronics tasks on our website by using the simulator to complete given tasks. The website should be able to save the circuit that the students have done for us to check on their work. We would prefer if you are able to have a meeting with our team for further information regarding the project if you are interested. We can discuss more on the job scope and the budget. The job scope: 1. Embed CircuitLab on a dummy ...

To create a motor controller using an Arduino, you will need an Arduino board, a motor driver module, and a motor to control. Here's a general guide on how to set it up: Gather the necessary components: Arduino board (e.g., Arduino Uno, Arduino Mega, etc.) Motor driver module (common options include L293D, L298N, or DRV8833) DC motor or stepper motor Jumper wires Power supply (appropriate for your motor and motor driver) Connect the motor driver to the Arduino: Identify the pin connections on your motor driver module. Typically, it will have input pins for controlling the motor speed and direction. Connect the control pins of the motor driver module to digital pins on the Arduino board. Refer to the motor driver module&...

I am in need of a LabVIEW program that will perform machine control and coordination for my CNC router. I require a new program to be developed from scratch. The ideal freelancer will have experience in LabVIEW programming and CNC machines. The program should be able to perform the following tasks: - Control and coordinate the CNC machine's movements - Monitor and adjust the speed and feed rates of the machine - Manage the tool path and tool changes - Interface with the router's hardware and software components - Provide error detection and correction to ensure accurate and precise machining.

I'm looking for someone to design a deep and superscalar MIPS processor pipeline for my graduation project. The goal of this project is to design a deep and superscalar MIPS pipeline. The design will be tested and verified using appropriate hardware description language (HDL) platform. Students would investigate different design alternatives before picking their solution for implementation. Designing a deep and superscalar pipeline involves not only increasing the number of pipeline stages, known as superpipelining, but also increasing the number of instructions issued concurrently. Thus, the dual objective of increasing the number of instructions running simultaneously at each clock cycle as well as reducing the average number of clock cycles per instruction (CPI) to be effectively l...

My team and I need help installing an SDR Communication System on an offroad military vehicle. This specialized system needs to be installed for a key search and rescue mission. The desired frequency range needed is VHF/UHF. We already have a specific brand/model in mind that we would like to be used but are open to recommendations. We look forward to hearing from experienced professionals with experience in the field. On urgent basis we need to tailor the proper documentations (Electrical drawings & BOQ) in max 24hrs after we agree so we can join the bid, the devices are listed in the attachments, car model is Toyota LC 79 series single cap. Requirement: Technical drawings for system integration with the car plus supervision over installation it self, and BOQ

I am looking for a Senior Embedded Software Engineer to work on a medical device project. The ideal candidate should have experience in C/C++ programming languages and be familiar with working on real-time operating systems. Candidate to modify existing IP and must be able to troubleshoot and debug complex hardware and software issues. Key Requirements: - Experience with hardware, software, embedded systems, STM32 microcontrollers - Proficiency in C/C++ programming languages - Strong problem-solving skills - Create VM with WM Ware Workstation Pro based on Ubuntu (No Apple Virtual Machine and/or Parallel’s environment accepted.) - Ability to work independently and in a team and must possess advanced English proficiency. - Electrical Engineering certifications a bonus (i.e. CE...

We are seeking a highly skilled individual capable of effectively solving complex Electronics Circuit questions within a tight deadline. The following topics are of utmost importance for these questions: red ones rectifiers diode circuits Zener diode Fixed Base Bias Circuit Fixed Base Bias with emitter resistor (Emitter stabilized bias circuit) Voltage-Divider Bias Circuit AC analysis and DC analysis Operational amplifier If you possess expertise in these areas and have a proven track record of delivering accurate and timely solutions, we invite you to apply for this project. The successful candidate will be expected to demonstrate proficiency in tackling intricate Electronics Circuit problems and providing comprehensive solutions. Please note that a short deadline is involved, so the...

Bonjour ! Je recherche un freelancer compétent pour collaborer sur un projet passionnant à l'université. Le projet consiste à concevoir et développer un pot de fleurs intelligent équipé d'un capteur d'humidité pour un entretien optimal des plantes. Ce pot intelligent révolutionnera la manière dont les plantes sont nourries en veillant à ce qu'elles reçoivent la bonne quantité d'eau en tout temps.

I am looking for a developer who can help me connect my existing BLE module with my Android app. I need someone who has experience working with Android Studio and has a strong understanding of Bluetooth Low Energy (BLE) technology. I am a beginner and would like to know about BLE module and android communication technology. I am looking for a coach who can carefully teach beginners how this works. Also, I would like to send data from the BLE module and receive it on android and make graphs etc. I would also like to know how to do that. BLE module MCU is installed by arduino firmware. Requirements: - Expertise in Android app development and BLE integration - Familiarity with Android Studio - Knowledge of BLE technology and its implementation - Ability to troubleshoot and debug connecti...

Designing an Industrial Current Limiter Device Our project requires a current limiter device that can handle up to 20A and provide an instantaneous response time. The device will be used for industrial applications. Ideal skills and experience for this job include: - Knowledge of current limiting circuit design - Experience with industrial applications - Familiarity with instantaneous response time requirements - Ability to design and test prototypes - Understanding of safety requirements and regulations We are looking for a freelancer who can work with us to design and test a prototype of the current limiter device, ensuring it meets the desired specifications. The final product should be reliable, efficient, and safe for use in an industrial setting.

I am looking for a skilled and experienced freelancer to create a remote controlled hoverboard for transportation purposes. The hoverboard should have a long range and low speed capability. Additionally, I have specific design requirements that must be met. I have already purchased the Hoverboard and have two ESP32 to use as a remote control (I will need additional Parts) I have the whole build out of the requirements but need some assistance The Purpose of this project will be to carry roughly a 60lb load, and be powered and steered by the front two wheels of the hoverboard and the rear wheels will be caster wheels. i want to be able to wirelessly control it using the esp32 or other cheap methods. The github and everything is already done. Just need the help programming it and conn...

I am looking for an experienced embedded C++ programmer to develop software for an Arduino-based project. The project requires proficient knowledge in embedded systems and should be able to complete the software development in less than a month. The project can involve development of device drivers, integration of hardware components, or writing algorithms for a specific purpose. I expect the programmer to have an understanding of the distinct requirements of this type of solution, such as working with memory limitations, power requirements, and processor speed. Prior experience with Arduino programming and working with embedded systems is preferred. To successfully complete the project, I'm looking for someone with knowledge in debugging, data structures, computer architecture, and o...

I am in need of a service engineer to provide immediate attention to the servicing of GPS installation equipment. The ideal candidate should have experience in servicing similar equipment and be able to work under pressure in a timely manner. Equipment: - GPS installation Urgency: - Urgent, immediate attention needed Maintenance: - Regular maintenance checks will be required after the initial service. Skills: - Experience servicing GPS installation equipment - Ability to work under pressure - Timeliness - Strong communication skills - Knowledge of maintenance procedures Experience: - Previous experience servicing GPS installation equipment - Experience with regular maintenance checks - Familiarity with maintenance procedures This is a great opportuni...

Circuit Designer Electronics Project

Using PIC18F4580, I want to write a program that do the following : - When the switch is on there is an output LED 1 Light that represents the device is started ( run) ,like any simple device. - Mainly the device check continuously if another switch (special switch) is triggered ,DC buzzer and LED 2 light is running as alarm - Lastly, there is PUSH BOTTON 2 that switched on to senses any motion using motion sensor PIR. After that, the device outputs the same DC buzzer and LED 2 Light as alarm, and will be switched OFF if the user pressed PUSH BOTTON 2, so the user make sure the device doesn’t detect him as false detection Note that: 1- This device is Electronic Fishing Bite & Security Alarm, just to clarify this project requirements 2- I want to use C language using Mplab ,...

Using PIC18F4580, I want to write a program that do the following : - When the switch is on there is an output LED 1 Light that represents the device is started ( run) ,like any simple device. - Mainly the device check continuously if another switch (special switch) is triggered ,DC buzzer and LED 2 light is running as alarm - Lastly, there is PUSH BOTTON 2 that switched on to senses any motion using motion sensor PIR. After that, the device outputs the same DC buzzer and LED 2 Light as alarm, and will be switched OFF if the user pressed PUSH BOTTON 2, so the user make sure the device doesn’t detect him as false detection Note that: 1- This device is Electronic Fishing Bite & Security Alarm, just to clarify this project requirements 2- I want to use C language using Mplab ,...

Description: • Simulates the filling of a batch of bottles with a mixture of 3 different liquids. • Procedure • Each tank has a capacity of 500 gallons. • The bottles have a capacity of 6 gallons. • Types of Mix • Mix #1 = Liquid 1 (2 gal.), Liquid 2 (2 gal.), Liquid 3 (2 gal.) • Mix #2 = Liquid 1 (3 gal.), Liquid 2 (1 gal.), Liquid 3 (2 gal.) • Mix #3 = Liquid 1 (1 gal.), Liquid 2 (2 gal.), Liquid 3 (3 gal. Movement speed - Regulates the speed of the bottle on the band - Potentiometer Valves ## (x3) - Enter raw material to their respective tank (0 – 5 gal/sec) - Potentiometer Emergency Stop - It is used to stop or restart the entire process. -PushButton Process Pause - It is used to stop the operation of the process for a moment, when pressi...

Olá, preciso de um projeto em Kicad para um amplificador de celula de carga HX711 com antena bluetooh, carregador para bateria de lítio, e led indicadores de bateria e ligado. Com botão capacitivo para ligar e micro USB para carregar

I am looking for a skilled senior hardware designer with at least 10 years design experience to review my current schematic for the NXP LS1046A processor. The main objective of this review is to identify any potential issues that may arise during production and to optimize performance. It is crucial that the design is compatible with other components in the system. Ideal skills and experience for the job include: - Strong knowledge of NXP LS series processors - Experience in hardware design review and troubleshooting - Familiarity with PCB layouts and schematic design - Attention to detail and ability to identify potential issues - Effective communication skills for collaboration with the client and other team members.

We are seeking a Quadrature Modulation Engineer to assist us with a project requiring the following skills and experience: - Expertise in Quadrature Modulation techniques and implementation - Understanding of modulation schemes such as QAM - Familiarity with frequency ranges up to 5 GHz - Ability to work with data rates up to 10 Mbps The ideal candidate will have experience in designing and implementing Quadrature Modulation systems for high-speed data transmission. We are looking for someone who can work independently, has excellent problem-solving skills, and can deliver results within a tight deadline. If you have the skills and experience we need, please submit your proposal.

I am in need of a laboratory report that delves into the theory and principles of Quadrature Modulation, Quadrature Phase Shift Keying (QPSK-4PSK). The report should cover the following: - An overview of Quadrature Modulation and Quadrature Phase Shift Keying - Explanation of 4-phase shift keying (QPSK-4PSK) - Mathematical expressions for the modulation and demodulation process - Block diagrams for the modulation and demodulation process - Explanation of the constellation diagram - Performance analysis of QPSK-4PSK - Any other relevant information Ideal skills and experience for this job include: - A strong background in digital signal processing and communication systems - Experience in designing and implementing modulation and demodulation schemes - Familiarity with MATLAB and simulat...

2. System Design: 2.1 Physical Design: 2.2 Draw a Functional Diagram:..... 2.3 Identify I/O Requirements:......... 2.4 Select Appropriate Microcontroller Models:. 2.5 Identify Necessary Interface Circuits:..... 2.6 Decide on a Programming Language: 2.7 Draw the Schematic:.... 2.8 System Flowchart:

Need to read and live view an existing 16x2 LCD Screen and control 5x buttons remotely, buttons just need a normally open going closed

I am looking for freelancer who can design stereophonic player of audio stations available on internet. There will be 3 blocks in the audio player 1) Wi-fi receiver 2) processor to connect to URLs 3) stereo amplifier.

we have to develop an arduino program which will have the clock handle which will show the position of the sun in the sky. This can be achieved using the data which is already available on the internet based on the location what exactly the sunrise time, what exactly the sunset time and how much sun position increases every few seconds using this we have to change the position of the clock handle and should point to the exact position of the sun in the sky.

Need temperature be able to calculate an avreage reading for a set then to change the output polarity accordanly.

We have a schematic for a power supply design. We need the PCB designed in Eagle 7.5. BOM with package data will be shared. • Bid only if you have past experience in designing power supplies. • Design will have to consider EMI/EMC aspect for certification. • There are approx. 48-50 unique components and about 115 total. • PCB is double-layered. Size isn’t a criterion, just not too large - 150mm x 150mm (f.e.). • You can use generic libraries and open-source libraries. Please check the attached pdf for more details.

Temperature and humidity control with LCD display I am looking for a freelancer who can help me build a temperature and humidity control system with a touchscreen display. The ideal candidate will have experience in electronics and be able to work with the following requirements: Temperature range: - Desired temperature range is 0-50°C Humidity control: - Relative humidity control is needed SHT 20 sensor LCD display: - A touchscreen display is preferred Nextion display Microcontroller ESP32 Skills and experience: - Experience in electronics and circuit design - Ability to program microcontrollers - Knowledge of temperature and humidity sensors - Experience in designing and integrating touchscreen displays If you have the skills and experience required, please submit a proposal w...

We are seeking an Arduino expert to assist with a data logger project. Our project requires the use of pressure sensors. Our desired frequency of data collection is as fast as possible. We expect the battery life for our data logger to be 1-2 weeks. Ideal skills and experience for this job include: - Strong knowledge of Arduino programming - Experience with pressure sensors - Understanding of power consumption optimization for battery-powered devices - Ability to design and implement a reliable data logging system - Experience with data analysis and visualization tools is a plus. - Using an RTC to log the data with present time - Small local display that can show the present value on screen if required. - Suggest some NPT 1/4'' or 1/2'' For our pressure range Abili...

I'm looking for a skilled freelancer to help me develop a hybrid drone/robot. The primary purpose of this drone/robot will be for delivery/transportation, and it will be controlled through a remote control system. It needs to have a maximum payload capacity of more than 5 kg in order to meet the requirements. The development of this hybrid system will require creativity and technical know-how. It must be able to handle both the aerial and terrestrial situations that are needed in order to complete its transportation mission. The combination of drone and robotic technology requires a careful balance of engineering as well as artistry in order to provide an efficient and reliable solution. The successful freelancer must be knowledgeable in electrical technology, software engineeri...

Using cst 1)Design a high efficiency reflector feed antenna based on the following reference with a 5% bandwidth. - Kishk, A.A.: 'Technical memorandum: Simple primary focus feeds for deep reflectors', IEE Proceedings H (Microwaves, Antennas and Propagation), 1989, 136, (2), p. 169-171, DOI: 10.1049/ip-h-2.1989.0030 a. Centered at 10 GHz à feed 1 And Design a reflector antenna using this feed design to produce 40 dB of gain at the center frequency. Plot efficiency curves, gain and radiation patterns. Finally 2)Design the most compact right-hand circular polarized patch antenna with the following specs: a. The axial ratio below 3 dB. b. The matching level is below -10 dB d. Operating from 20 GHz to 20.4 GHz over 40 mils thick RO3003 substrate e. Plot co and cx radiation ...

I am looking for a reliable and competent person in located China who can conduct research on electronic products companies on our behalf. Conduct in-depth research on electronics product companies in China Gather detailed information about companies, including their products, production capabilities, certifications, business partners, etc. Provide a comprehensive report of the research conducted, including conclusions and recommendations Requirements: Knowledge of the Chinese market and electronics companies Detailed research and analysis skills Good communication skills in English to provide accurate reports If you are someone who is passionate about electronic products and would like to contribute to this research, We will be happy to further discuss the details of the assignment ...

We are looking for someone who has a lot of experience working with microwave equipment. Items that can go up to 50 GHz. Manufacturers would include Keysight, Tektronix, Anritsu, Fluke, Gigatronics, and so on. A background with C++ is desirable as well. A strong, VERY strong background in math will be required as there are a lot of calculations involved. A knowledge of GPIB as well as communication via USB is required.

I am seeking an Arduino programming expert to work on my specific project. The objective of the project is not specified, but I have a rough idea in mind. I require someone with experience in home automation, robotics, and sensor integration. The timeline for completing the project is also not specified. Please provide your expertise in Arduino programming and your availability for this project. Thank you.