Ηλεκτρονικά Jobs

I need a skilled PCB designer to create a circuit board capable of measuring distances using a laser sensor (or ultrasonic). This system should have adjustable ranges and provide alerts through both vibration and sound. Furthermore, the design should incorporate a SIM for communication, virtual human sensors and a GPS module for real-time location tracking. Ideal Skills and Experience: - PCB design - Knowledge of laser sensors - Experience with SIM and GPS modules - Understanding of vibration and sound alert systems - Ability to create designs for adjustable range systems Please note, the system will need to provide real-time tracking, so experience with designing for this capability is essential.

I'm looking for a Raspberry Pi based Bluetooth cabinet door lock for my office. The primary purpose of this lock is to control access in a shared space. Ideal Skills: - Proficiency in Raspberry Pi programming - Experience in Bluetooth technology integration - Mobile app development skills Key Requirements: - The lock should be secure and reliable - It needs to be controlled via a mobile app - The project includes both software and hardware components. Please provide examples of previous similar projects you have completed.

I'm looking for a skilled PCB designer to create a design for a smart LPG meter. This device needs to have several key functionalities, including gas level monitoring, leak detection, and usage data logging. The smart LPG meter will connect via Wi-Fi and will be powered by a battery. Key Requirements: - Design a PCB that incorporates gas level monitoring, leak detection and usage data logging. - Ensure the design is suitable for a battery-powered device. - Include a Wi-Fi connectivity component in the design. Ideal Freelancer Skills: - Extensive experience in PCB design. - Knowledge of IoT device requirements. - Understanding of gas sensing technologies. - Experience with battery-operated device designs.

I'm seeking a specialist in digital beamforming with practical experience in GNSS applications. Key Requirements: - Expertise in Digital Beamforming - Application of techniques within GNSS - Ability to enhance signal strength and reduce interference Ideal Skills: - Proficiency in radio frequency engineering - Strong background in telecommunications - Experience with GNSS systems Your role will primarily focus on improving signal strength and minimizing interference within the GNSS context. Your understanding of digital beamforming should be applied effectively to meet these goals.

Potrzebuję stworzyć projekt do Arduino Nano gdzie poprzez RS485 będę odbierał 2 wartości z zakresu 0-100 używając Modbus RTU w trybie Slave. Mam kupione wszystkie potrzebne część ale potrzebuję do tego programu.

tengo un arduino uno con shield W5100 y esta en ethernet con su código para mover el servomotor que tiene tengo que entrar pára controlarlo remotamente a una dirección Internet como http;// y deseo entrar por MIT APP INVENT de forma que por medio flechas para girar izquierda ,derecha remotamente el servomotor

I need a firmware expert with a strong electronics background to help make changes and improvements to our Texas Instrument MSP430G2302 microprocessor firmware. - We have documentation and a working program. - Need an expert to enhance our product. - Prior experience with TI programming is crucial.

I want a person who is master in Arduino, Moisture/Humidity Sensor and Solenoid Valves of Pipes, In This project I want to integrate around 20 moisture sensor each connected to each plant and a reservoir containing water with a motor and solenoid valves leading to each plant using Arduino We can do like which plant needs water also this project should run on AC Current, when the level of water in reservoir is less it would send an alert to the user by beeping and close the motor for time being, just simple, This I want like for my home. Please if you make this it would be very kind of you because oftem I am not at home and my plants die due to lack of water

I'm looking for an expert in PCB design to create a 50x50mm PCB board featuring a STM32H750, 16 bit RAM, and a 24 bit RGB TFT connector. This board will be used in an industrial control application, so its design needs to support real-time processing capabilities. Key aspects of the project: - Design a compact PCB within a 50x50mm area. - Integrate a STM32H750 microcontroller, 16 bit RAM and a 24 bit RGB TFT connector. - Ensure the PCB supports real-time processing. I will provide all the necessary specifications and details for the components. The ideal candidate for this project will have a strong background in PCB design for industrial applications and is adept at designing for real-time processing.

I'm looking for a design for a portable LED makeup light. Key details: - Power: The light will need to operate on AC 110/220V. - Design: It should be portable and practical for makeup application. - Usage: The light will primarily be used indoors. - Brightness Lumens 400-1400 - 5000-6500k - Adjustable Brightness - CRI 95+ Ideal skills for this project would include experience in lighting design, knowledge of AC power systems, and an understanding of makeup application needs. This will be a portable device. Each strip adhere to a mirror using suction cups. The device will be folded stored in a simple case for travel.

Description: I am looking for an experienced professional with expertise in high-speed Nyquist-rate ADCs to provide guidance and teaching on key concepts. We are seeking an experienced professional specializing in high-speed Nyquist-rate ADCs to provide in-depth teaching and guidance on fundamental and advanced concepts in this domain. The ideal candidate should have expertise in ADC design, digital signal processing (DSP), and related signal manipulation topics. Most importantly, to provide detailed guidance on the AFE7950IABJ part Requirements: Strong expertise in high-speed ADCs, including Nyquist-rate ADCs, digital signal processing (DSP), and FFT concepts. Ability to clearly explain concepts such as Nyquist zones, oversampling, noise spectral density (NSD), and the behavior of sign...

I need an antenna designed for communication purposes. This antenna should operate effectively within the frequency range of 150MHz to 450MHz. The antenna will be utilized in both indoor and outdoor settings, so it needs to be robust, versatile and reliable under different environmental conditions. Ideal skills and experience for this project include: - Expertise in antenna design, particularly for communication - Proven experience with the specified frequency range - Ability to design for both indoor and outdoor use - Knowledge of materials and design techniques for durability and versatility - Strong problem-solving skills to address potential environmental challenges

I'm seeking a skilled PCB circuit designer based in Delhi to design a double-layer PCB for video signal transmission and separation. This PCB will primarily serve in signal processing, so experience in designing PCBs for such applications is highly valued. Key Responsibilities: - Design a double-layer PCB with a focus on video signal transmission and separation. - Ensure the PCB is optimized for signal processing. Ideal Skills: - Expertise in double-layer PCB design. - Experience in the consumer electronics industry, particularly in video signal processing. - Proficiency in using PCB design software. - Strong attention to detail and ability to work to tight deadlines. If you are a professional PCB designer with a knack for signal processing, I would love to hear from you.

I'm having trouble with my keyestudio DIY solar tracking electronic kit. I'm specifically facing an issue with the microcontroller, where I'm getting the error: "avrdude: stk500_getsync() attempt 10 of 10: not in sync: resp=0x67". I need an expert who can help me troubleshoot this issue. The ideal candidate should be experienced in dealing with similar kits and microcontroller issues, preferably with keyestudio products. I would appreciate a step-by-step interactive guide to understand the troubleshooting process. Skills required: - Electronics expertise - Experience with keyestudio kits - Microcontroller troubleshooting - Ability to create step-by-step interactive guides.

I'm seeking a PCB designer with experience in medical devices. The PCB will be used in an undetermined type of medical equipment, so versatility and innovation are key. The designer must be well-versed in the ISO 13485 and FDA approval standards as the PCB will need to meet these certifications. Ideal Skills and Experience: - Extensive PCB design experience, particularly for medical devices - Deep understanding and practical experience with ISO 13485 and FDA approval standards - Ability to design versatile and innovative PCBs - Excellent communication skills to discuss design concepts and constraints

I need a professional who can assist me in crafting a Competency Demonstration Report (CDR) for my skill assessment in Australia. As an Electronics Engineer, I have specific projects I want to highlight. - Elements of CDR: This includes Career Episodes, the Summary Statement, and Continuing Professional Development (CPD). - Projects: I have specific electrical engineering projects that I want to underline in my CDR. 80% is already done and needs refinement and changes, which I will share. Ideal Skills/Experience: - Proven experience in writing CDRs, specifically for Electronic Engineers. - Excellent technical writing skills. - Ability to present engineering projects in a compelling way. - Familiarity with the Engineers Australia guidelines for CDRs.

FPGA and Cryptography Expertise for Key Generation System Development Hi, I’m working on a project that involves cryptographic key generation, specifically leveraging ECC (Elliptic Curve Cryptography) for Bitcoin-related key generation. We are looking for a freelancer with FPGA expertise to assist in developing the hardware and logic for the ECC operations, with the end goal of integrating it into a larger system that offloads the computationally intensive parts of the process. Core Goals of the Project: Implement efficient ECC point multiplication (secp256k1) on FPGA hardware. Ensure high throughput for cryptographic operations (we are targeting 1B keys/sec performance). Offload ECC computation from the main processing units to Linux Server (with CUDA GPUs), using Ethernet com...

I'm looking for a stopwatch timer that counts the time a circuit is open. The timer needs to have a display counter using a Seven-segment display, and a reset function. This device is intended for personal use. Ideal skills and experience for the job include: - Experience in designing and building electronic timers. - Proficiency in working with Seven-segment displays. - Understanding of circuit design and timing mechanisms.

I'm looking for an electronic circuit designer to create a circuit for a buzzer game that will be used in a visual muscular coordination and precision abilities. Key Requirements: - The circuit will need to trigger the buzzer when a twisted wire is touched by the moving ring. - The circuit should be robust enough to handle repeated use in a game setting. The circuit to buzz and an LED strip illuminate for one second every time the metal ring in the hand of the player touch the twisted wire. After three consecutive times buzz, game will be announced over by a 5 seconds continuous buzz and LED light illuminated. The power source is a 12V AC transformer. Buzzer and led light strip are 12V powered. The picture attached is just to show the game in general. Ideal Skills: - Experien...

I'm looking for a skilled PLC programmer with experience in Omron PLCs and Weinview HMIs to program a pool control panel. The project involves: - Programming control functions for water circulation, heater and temperature, and lighting - Implementing a user-friendly touchscreen interface for the control system - Integrating the pool control panel with the BMS system via HLI If you have a strong background in PLC programming, particularly with the Omron brand, and can deliver a seamless integration with a BMS system, I would love to hear from you.

I'm seeking an expert in embedded systems and power control systems to help me develop a project using the STM32F407 board. The project involves reading from a Peacefair PZEM-004T-D-P with coil CT(HOT) AC meter and controlling relay outputs based on power calculations. Key Responsibilities: - Read data from three current and voltage sensors. - Develop code for controlling on-board relays based on real power calculations from the PZEM current meter. - Implement control logic for relay outputs based on a threshold-based system. - Develop for a 128*64 matrix display. - Implement user interaction with six buttons. Ideal Skills and Experience: - Proficient in programming for the STM32F407 board. - Familiar with UART communication protocol. - Experienced in developing threshold-based con...

The iPad program of a currently established investment project will be re-created. Screenshots are available. Based on the screenshots, a similar design will be made.

I'm looking for expert analysis of my EMG raw data, focusing primarily on signal processing. This involves: - EMG signal processing -) EMG magnitude -) Time to peak (EMG) -) EMGact-movement delay;

I'm seeking an engineer or designer with experience in creating scientific measurement devices. The project involves designing an automatic measurement device with a reflective sample (like a mirror or a piece of silicon stamp) that rotates around a VCSEL. Key Responsibilities: - Design the device to measure: - The actual position of the rotating arm - The position of the VCSEL - The operating current - Develop a software interface for controlling the measurements. Ideal Skills: - Mechanical engineering or similar background - Experience in designing scientific equipment - Proficiency in software interface design - Understanding of VCSELs and related optical components This device will be primarily used for scientific research. The ability to accurately measure and control pa...

I'm in the concept development stage of an innovative magnetic levitation project. I require an expert specifically in the electrical engineering applications of superconductors. The ideal freelancer for this project should have: - Extensive knowledge and experience in electrical engineering applications of superconductors - A strong background in the field of magnetic levitation - Proven track record in concept development of such projects - Excellent problem-solving skills and innovative thinking Your expertise will be crucial in helping to shape the concept into a feasible and effective design.

I'm looking for an expert in IoT and home automation to work on a project involving a WiFi chip that measures the strength of the WiFi. The main purpose of this project is to enhance my home automation system. Key Responsibilities: - Develop code for the WiFi chip - Ensure the WiFi chip can log data for future analysis Ideal Skills: - Extensive knowledge and experience in IoT and home automation - Proficiency in coding for IoT devices - Strong analytical skills to ensure data is logged accurately for future analysis. This project is perfect for a professional with a passion for home automation and IoT technology. I look forward to seeing your proposals.

I'm in need of a design professional to create a pivoting wheel assembly for my rover. The rover is intended for mixed terrain, so the wheel assembly must be robust and versatile. Key requirements: - Design a wheel assembly with dimensions of 16 inches in diameter and 4 inches in length. - Use aluminum as the preferred material for the wheel assembly. - Implement a motorized pivot mechanism in the design. Ideal skills and experience for the job: - Strong background in mechanical design, particularly in designing for mixed terrain. - Proficiency in using aluminum for durable yet lightweight designs. - Experience with motorized pivot mechanisms. - Creative problem-solver capable of designing for complex environments. The system has two motors one for movement and one as a servo,...

I am looking for a PCB design expert. Please reach out if you have relevant experience.

Project Description: We are looking for an expert freelancer to develop a custom watch capable of receiving messages from an online platform and displaying them in tuple format. The watch should cycle through messages one at a time when a button is pressed. The microcontroller does not need to be embedded in the watch; it can remain external, with the watch functioning as the display unit. Features and Requirements: Message Format: The watch will receive a list of tuples (e.g., [(11, "A"), (12, "B")]) from an online platform via Bluetooth. The watch should store these messages locally. Watch Display: The watch should display one tuple (e.g., 11: A) at a time. On each button press, the display should cycle to the next tuple. After the last tuple, it should loop back t...

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I'm looking for an Engineering Student as intern or experienced Exhibition Coordinator for an upcoming Power Electronics Exhibition in Chennai trade Center at Chennai, India. This individual will play a critical role in ensuring the event runs smoothly and attendees have a positive experience. Key Responsibilities: - Attendee Registration: The coordinator will be in charge of managing all aspects of on-site attendee registration. This includes overseeing the registration desk and ensuring all attendees are checked in efficiently. - Stall Representative: The coordinator will also serve as a stall representative. This involves providing information about our products and services, demonstrating products to attendees, and collecting feedback from attendees. Ideal Skills and Experience...

I'm looking for a professional who can build an Arduino WiFi smart switch for controlling my lights. The control mechanism will be a data processing algorithm with two variable inputs. Key Responsibilities: - Develop a smart switch using Arduino that connects to WiFi - Create a data processing algorithm with two variable inputs for controlling the lights Ideal Skills: - Proficiency in Arduino programming - Experience with WiFi module integration - Strong understanding of data processing algorithms - Prior work with smart home devices is a plus Please share your relevant experience and any similar projects you've worked on in the past.

More details: What is the main purpose of your Arduino project? Home automation Which components will you be using in your home automation system? Which specific feature do you want to prioritize in your home automation system? Energy efficiency (e.g., smart lights, thermostat)

I am seeking a skilled PCB designer and RF engineer to create designs for four different types of impedance matching and attenuator PCBs, as well as a detailed article about the designs and their educational applications. The PCBs must include: - A double stub - A lumped-element matching (L-network) - A lambda/4 (only the resistive part to match with the load of 300ohms) - Attenuators (10,20 and 30dbs) All designs must be for operation at 1GHz, with a characteristic impedance (Zo) of 50 ohms, using Er FR-4 4.47 material, for a 300 ohms and 30-40j loads (one resistive and another lumped). Key requirements: - Designs should incorporate EM analysis and multilayer design (2 layers). - Use of vias at least 0.8 mm, with a height (H) of 1.6, resulting in a width (W) of 3.0mm. - Adequate spac...

I'm having an issue with my electrical meter at home. The readings have been extremely high and I'm not sure why. I need a professional to trace the wiring from the meter to identify the problem. Ideal skills and experience for the job include: - Proficient in electrical systems and wiring - Experience in troubleshooting electrical issues - Familiarity with residential electrical setups - Able to provide a thorough inspection and assessment

Looking for an Electronics Engineer We need a circuit designed to interface with an ESP32. The circuit should be capable of transmitting and receiving logic 1 and logic 0 commands via a two-wire current loop interface. It must support full-duplex communication, meaning it should also be able to receive responses. Logic Explanation: Based on the attached specifications: 1. Logic 0 ("Space"): Current: Between 0 mA (Minimum) and 2 mA (Maximum). 2. Logic 1 ("Mark"): Current: Between 42.75 mA (Minimum) and 47.25 mA (Maximum). The current loop operates at a nominal 45 mA ±5%. The voltage for the open-loop supply must be between 12V DC (Minimum) and 42V DC (Maximum). Requirements: The designed circuit must handle current regulation for transmitting the ap...

I'm seeking an expert in PCB design to create a multi-layer PCB for my electronic project. The PCB will be intended for small-scale production, so the design needs to be cost-effective yet reliable. Key Requirements: - Design for both Surface Mount Devices (SMD) and Through-Hole Components - Expertise in multi-layer PCB design - Ability to create a design suitable for small-scale production Ideal Skills: - Proficient in using PCB design software - Experience in designing multi-layer PCBs - Knowledge of SMD and Through-Hole Components - Cost-effective design strategy for small-scale production

Looking for an individual or small team near Minneapolis. This project involves a lot of moving parts so I would like to meet face to face on occasion. I'm looking to develop a battery pack, more info in the attached doc. Whoever takes this on needs to have experience in electronics design and mechanical engineering. Able to design in AutoCAD, prototypes on a 3D printer. For fabrication we would likely go to a mold shop. Collaboration with the mold shop might also be needed to get the prototype right. Up to the prototype this is likely to be around a $20k project. Looking to start within the next week or two.

I'm seeking an engineer to design a simple circuit for a heated probe and console. The system must not exceed a temperature of about 130 degrees F. Key Features: - The console should utilize LED indicators for its interface. - The power source for both the probe and the console is a plug-in power adapter. - The console must include a temperature adjustment control feature. Ideal Skills: - Circuit design and engineering - Experience with temperature controlled systems - Proficiency in designing LED based interfaces

I am seeking a highly experienced circuit design engineer with expertise in digital and analog electronics, proficient in using Eagle for PCB design. The ideal candidate will have a strong background in signal conditioning, low-noise circuit design, and power management for compact, low-power applications. Familiarity with integrating multiple sensors, including PPG, glucose, HRV, and electrolytes, into electronic systems is a significant advantage. The role requires exceptional problem-solving skills, attention to detail, and the ability to deliver efficient, production-ready designs, including schematics, PCB layouts, and prototypes. If you excel in creating innovative circuit solutions and thrive in challenging projects, I would love to hear from you.

I need design & simulations for a 2wire & 3wire current loop transmitter using XTR115 . the sensor input is 0 - 24V ouput should be 4-20mA Key Requirements: Simulations : - I need circuit & simulation of the design in Altium or LTspice I am looking for someone who can complete this project ASAP, given the urgency. Please only apply if you have relevant experience and can deliver high-quality work quickly.

I'm in need of an electrical wiring diagram for a residential portable cabin that operates on solar power. This diagram should incorporate the following components: - Solar panel system - Battery storage - Inverter It should be designed to support a solar power setup, and it might be beneficial to have knowledge of sustainable energy practices. The ideal freelancer for this project would ideally have experience with residential electrical systems, solar energy, and creating wiring diagrams. Please provide me with a detailed plan on how you would approach this project.

I am seeking a trainer to teach middle school students STEM concepts using Arduino. The primary focus will be on hands-on, interactive lessons that make these concepts accessible and enjoyable. A strong background in both STEM and robotics is crucial, as is experience working with this age group. Key Responsibilities: - Develop and deliver engaging STEM-focused lessons using Arduino - Foster a positive and inclusive learning environment - Adapt teaching methods to suit different learning styles and abilities Ideal Skills and Experience: - Proven experience teaching middle school students - Strong knowledge of STEM concepts and robotics - Proficiency in using Arduino for educational purposes - Excellent communication and interpersonal skills

I'm seeking an expert in robotics automation to help me with the integration of an Ironcore Linear Motor. The primary use of this motor will be in a cleanroom environment, so understanding and adhering to cleanroom standards is crucial. Key Responsibilities: - Automating precision movement control, load handling, and speed optimization using the Ironcore Linear Motor. - Ensuring all automation processes meet cleanroom standards. PLEASE FIND THE DATA SHEET ATTACHED. Ideal Skills: - Extensive experience in robotics and automation. - In-depth knowledge of Ironcore Linear Motors. - Cleanroom compliance expertise. - Strong problem-solving skills for developing innovative automation solutions.

HM Interface Designed by Matlab program will send step motors data from Matlab to Arduino. Control a stepper motor connected to Arduino through Matlab. Arduino sketch file communicates will Matlab program. Program Interface will show and control current angle/step, degrees to Jog, motion jog +/- and X Y Z current position each of joints. On the program Human Machine Interface will have buttons for Teach New Position, Modify Position, call program and delete program, etc. . Program will make Auto Calibration, Manuel Calibration and Show Calibration values for each joints. Program section will be inputs and outputs toggle buttons for entering values servos and digital outputs. MATLAB Program will provide us as design view with written codes not just as .exe file. Program will be open sourc...

I'm working on a custom project that involves using a stepper motor controlled by an Arduino. The motor needs to be able to rotate a few degrees, stop and then reverse back to the starting point with precision. I need an expert to provide advice on sourcing the correct motor and controller. Key Requirements: - Help in selecting the appropriate stepper motor and controller. - Programming the Arduino to control the stepper motor with precise position control. Ideal Skills: - Expertise in Arduino programming. - Experience in working with stepper motors. - Ability to source appropriate hardware and wiring instructions.

I'm in need of a professional electrical contractor for a new industrial installation. The project involves: - Wiring and cabling: Designing and implementing an effective electrical wiring and cabling system for a new industrial facility. - Maintenance and repair: Ongoing support to ensure the system remains functional and safe over time. Skills and experience needed for the job: - Proven expertise in industrial electrical construction - Strong background in wiring and cabling - Maintenance and repair skills - Knowledge of safety regulations and standards in industrial settings.

I'm looking to create a professional and sleek interface for a cross-platform (Android & iOS) app that communicates with a microprocessor ESP32 via Bluetooth. The app will have the following key functionality: - Real-time data display: The app should be able to visualize data from the ESP32 in real time. - Real-time parameters settings: the app should de able to send modificated parameters te ESP32 The ideal candidate for this project should have: - Demonstrable experience in cross-platform app development, particularly with Bluetooth connectivity. - A strong background in UI/UX design, with the ability to create a professional and sleek interface. - Experience working with microprocessors, particularly the ESP32, would be a plus. - A portfolio of similar apps would be highly a...

I'm looking for an experienced engineer with a strong background in industrial hydraulics to assist with a project focused on fluid control systems. Your expertise will be pivotal in designing, optimizing, and troubleshooting the hydraulic system. Ideal skills and experience: - Extensive knowledge and hands-on experience with industrial hydraulics - Proficiency in designing hydraulic systems for fluid control - Strong problem-solving skills - Excellent communication abilities for clear project updates and discussions.

I aim to develop a solution that will facilitate data communication between an Arduino UNO and a SIM7600E using AT+COMMAND. The primary data in focus will be temperature sensor readings. Key Responsibilities: - Setting up a reliable connection between Arduino UNO and SIM7600E - Implement AT+COMMAND for effective communication - Design a protocol for transmitting temperature sensor data Ideal Skills: - Solid knowledge of Arduino - Proficiency in handling SIM7600E - Experience in implementing AT+COMMAND - Understanding of sensor data transmissions. Please ensure you can efficiently deliver on these requirements, and provide the mentioned sensor data communication before placing your bid.