Elektronika Jobs

I need a PCB for controlling the residential electric current (220VAC) using the following componenets: - ESP32 as microcontroller -1 relay 3VD/220AC as an actuator - LoRa module (SX1278) to communicate with others equipments (already developed and manufactured). - RTC module (DS3231) for getting timeStamp. - An AC/DC currrent transofrmer (220VAC/12VDC) is needed to feed the entire circuit from the same electric source we are controling. - 2 voltage regulator: 12/5VDC and 5/3.3VDC I've design several measurements devices using ESP32, LoRa , RTC to create a monitoring net. This is a first control device that will be inluded. So there are a lot of material that this work can lean on.

I'm in need of a skilled electrical engineer who can handle the installation of an electrical system, focusing primarily on security systems. The successful candidate should have experience in: - Electrical system installation - Security systems installation - Strong knowledge of electrical components and their purpose This project is focused on a single property, which may be residential, commercial, or industrial. I'm seeking a professional who can execute this task efficiently and with high attention to detail.

I'm in need of an experienced freelancer to help me find and purchase semiconductors from my preferred supplier. - **Scope**: The task involves global sourcing, meaning the freelancer should be well-versed in navigating a wide range of international electronics markets. - **Skills**: Expertise in electronics components, knowledge of the semiconductor market, and experience in global procurement are crucial. - **Ideal Candidate**: I need someone who has prior experience in sourcing electronics components and has an established network with distributors and manufacturers across the globe. Please get in touch if this project aligns with your skill set.

As an android developer with experience in building BLE (Bluetooth Low Energy) compatible apps, I'm looking for someone who would further enhance the functionalities of my application. Key features required: - User login and registration: Devise a secure and efficient way for app users to sign up and log in. - Push notifications: Incorporate a system that updates users with relevant notifications. - In-app purchases: Embed a seamless and trustworthy payment structure within the app for purchases. BLE Functionality: - The Android app must include BLE technology for it to connect to smart meters. As such, proficiency in this area is a must have. Experience in developing similar apps that utilize BLE for smart devices would be highly beneficial to the project. If you feel you are ...

!!!DO NOT APPLY FOR THIS PROJECT IF YOU CANNOT DO IT!!! Specification: The device must use c++ and touchgfx for the touch interface and design. The device must use a STM32 controller. This device is for a testing bench to test out our products. I will supply snippets of schematics of the devices that work with these to assist you in getting the project correct. The device needs the following features. A manual to get the device up and running and ready to flash firmware changed needs to be provided. Touch screen (minimum 240px x 360px). 24vDC input 1 x CANbus port (use RJ45 socket, 500K board rate). 1 x RS485 Port (use RJ45 socket, 500K board rate). 1 x USB port for communication (use USB socket). 1 x USB port for programming and debugging (use USB socket). 1 differential RX and TX UART...

I'm seeking an experienced industrial designer, specifically specialized in 3d printing. The aim is to design products from an original part or mapping for this part. Your thorough understanding in ergonomics, human factors and usability principles will be ideal for this project. The end goal is to create a design that's both appealing and functionally intuitive.

We are seeking an experienced electrical engineer to design a multi-output power supply for a portable AC servo drive. The ideal candidate will have expertise in power electronics and PCB design, with a proven track record of creating efficient and compact power solutions. Input Specification: 220Vac. Output Specifications: Two sections are required: Power Ground Circuit: +15V, +5V. Lower Ground(controller) Circuit: +12V, +5V, +3.3V, -12V. The design must be lightweight and compact, suitable for a portable device. We need the design to be highly reliable and efficient, with considerations for safety and durability. Job Responsibilities: 1) Design: Develop a schematic and board layout for a multi-output power supply that meets the specified requirements. 2) Prototyping: Assemble and te...

I'm in need of a skilled electrical engineer to help me set up a radio-based surveillance system in my property. - I have yet to decide whether the system will be placed indoors, outdoors or both so your prior experience in both environments is desirable. - The project does not have a predetermined number of areas or rooms that need covering, so I'm looking for someone who can help me plan and implement the system in the most efficient and effective way. Ideal candidate should have experience in: - Design and installation of surveillance systems, particularly radio-based systems. - Ability to work with both indoor and outdoor security setups. - Planning and executing a system across multiple areas. Your insights and recommendations regarding the best way to proceed would be...

I am seeking an experienced Arduino coder for my robotics project. The primary task involves coding for a robot that specializes in collecting tennis balls from the ground. Key tasks and responsibilities: - Sensor-based detection: The robot needs to be able to identify and pick up tennis balls from the ground using sensors. Your code should enable the robot to execute these functionalities efficiently. I prefer if you have: - Proven experience in coding with Arduino, especially in robotics. - Detailed knowledge and experience in sensor-based detection systems. Your role in this project is vital for the operational success of the robot. Please only bid if you're confident in your ability to meet these requirements.

I'm working on an industrial automation project and currently at the prototype development stage. I'm seeking a professional to assist with specific circuit design tasks. Key Responsibilities: - Circuit design focused on industrial automation application Ideal Skills and Experience: - Proven experience in hardware design, particularly for industrial automation - Proficient in circuit design for prototypes - Knowledge of industrial automation standards and requirements This project offers an exciting opportunity to contribute to an innovative industrial automation solution.

As a project manager requiring embedded software engineering, I need qualified candidates to handle firmware development, device driver programming, as well as embedded systems testing and debugging. The target platform is a microcontroller and the primarily language utilized will be C. Ideal Skills and Experience: - Proficient with C programming language - Extensive experience and understanding of firmware development - Competence in device driver programming - Proven background in embedded systems troubleshooting and debugging - Familiar with microcontroller platform

I would like to hire a developer that is familiar with coding C++ on an Arduino platform. Project Description: - Control a poker game via addressable LED light strips & buttons for each player, including the dealer. I have a flow chart built for the functionality I am looking for (see attached pdf) and the effects I want to happen once certain conditions/states have been met. Hardware details: - W2812B LED Strip - Individually Addressable 16.4ft, 60 pixels/m - DC5V - AC100-240V to DC5V/30A Power Supply - Max 150W - Arduino Mega 2560 R3 - (10) Push-Button Switches I would ideally like this to be completed within the next few weeks. We can lower the complexity if that will make it more feasible / less buggy. Thank you!

I'm looking for a skilled individual who can create a sketch for a rather specific and interesting project. Key Requirements: - Utilize a crash sensor micro switch: This element is the core of the project as it's designed to respond to an impact and trigger a series of events. - Trigger a 12v motor: The motor should start running as soon as the sensor detects an impact. - Simultaneously play a short MP3 file: The audio should begin playing once the sensor is activated, but it should be less than 30 seconds in duration. - Activate a solenoid latch: This component is crucial as it performs a critical function in the project. The solenoid latch should be triggered once the motor is on and the music is playing. - Stop the music and motor: Once the solenoid latch has been ac...

Hello All , I want you to design a small machine which will clearly show the power consumption of a hub bearing , when hub bearing is rotating at 300 rpm or less . The power consumption of the bearing can be shown through a digital meter or oscilloscope. I need to compare the power consumption of various hub bearings . In this , you can measure torque of hub bearing and that torque of hub bearing can be converted in to ampere or other which will clearly show the power consumption . For your reference I have attached herewith the hub bearing , which required to be tested ; in attached document. Hub bearings have two flanges . I want you to fix one flange by some method and rotate other flange at 300 rpm or less . Scope of the project : 1. Detailed component and assembly drawing of the mac...

I'm looking for an experienced IoT developer who can create an Arduino-based system that triggers actions or alerts based on scraped text data from a website. Key Responsibilities: - Develop a system using Arduino, Raspberry Pi, and ESP32 microcontroller - Implement website scraping functionality to extract specific text content - Design a mechanism to trigger predefined actions or alerts based on the scraped data Ideal Experience: - Proficient in Arduino programming - Familiarity with ESP32 microcontroller and Raspberry Pi - Experience with website scraping techniques - Ability to integrate scraped data to trigger actions or alerts on an IoT system Please note that my preferred programming language wasn't specified. Feel free to suggest the most appropriate language for this...

I'm looking for an experienced electronics engineer or related professional who can design and assemble a custom made, electrically driven actuator with a control circuit. The specifics of the project include: - The actuator should be capable of providing linear motion. So, an understanding of linear motion systems and mechanisms is crucial. - The actuator must be able to handle a maximum load of 10-50 kg. - The driving mechanism for the actuator should be electrical. Therefore, the freelancer should possess strong knowledge in this field; experience in dealing with similar electric actuator systems would be a significant plus. - The design of a control circuit for managing the actuator's functions is also an integral part of this project. Exceptional skills in circuit theo...

I'm looking for a creative electronics engineer who can design an innovative toy car. The target age group is 7-10 years old, so the design should be engaging and safe for this age range. Key Requirements: - Design: I'm interested in a remote-controlled toy car, specifically suited for indoor use. The design should be original, appealing to children, and durable enough to withstand frequent play. - Electric Circuit: The design should include a well-crafted electric circuit. - Components: I need assistance in selecting the right components to ensure the design is cost-effective without compromising on quality and safety. Ideal Skills and Experience: - Experience in designing toys, particularly for the specified age group. - Proficiency in electronics engineering, particularly in...

I require a highly-skilled freelancer to design and develop a Near Field Communication (NFC) reader circuit. The circuit will focus on reading NFC tags (NTAG 215) via a custom-built antenna. Specifics include: - The operating range of the NFC reader antenna should be between 1 to 2cm. - It must be capable of detecting specific tags without unnecessarily scanning nearby ones. - Furthermore, the circuit will be integrated with a specified embedded system, developing compatibility is a must-have. For this project, strong experience in circuit design, NFC technology understanding and embedded systems integration is required. Attention to detail to ensure accurate tag scanning and low power usage is also a critical skill for this task. Potential freelancers should demonstrate their knowled...

I'm in need of an original Scheme language interpreter tailored specifically for Windows. This tool is to be primarily used for educational purposes, hence it should be user-friendly and efficient. A command line interface is sufficient for this tool. Must be written using python. Please include small simple technical report and simple design schematic. Ideal Skills: - Proficiency in Scheme language - Experience in developing Windows applications - Understanding of educational software design

I'm looking for a skilled PLC programmer to help set up a labeling system in our plant that counts and labels finished products. Key Responsibilities: - Program an Omron Nx102-9020 PLC to count finished products accurately - Configure the PLC to automatically print labels for the counted items Ideal Skills and Experience: - Proficiency with Omron PLC programming - Experience in industrial automation and control systems - Knowledge of labeling systems and their integration with PLCs - Strong problem-solving and troubleshooting skills - Attention to detail and precision in system setup.

I'm looking for a developer who can help me transfer specific data from my website to an Arduino board. Key Requirements: - I need the betting results from my site to be sent to the Arduino. - This should occur every 1 minute, making it almost real-time. The Ideal Candidate: - Should have experience in data transfer between websites and Arduino boards. - Familiarity with real-time data transfer techniques would be a plus.

I'm seeking a proficient Lora developer to integrate a sensor-based device into the Lora network. The device utilizes temperature and light sensors. The preferred candidate should possess: - Proven experience with Lora device integration - Knowledge of sensor-based devices, particularly those employing temperature and light sensors - Creators with background in electronics, IoT devices, wireless sensor networks or similar are especially welcome This integration project requires precision and an understanding of sensor data handling within the Lora network.

I'm seeking a proficient Lora developer to integrate a sensor-based device into the Lora network. The device utilizes temperature and light sensors. The preferred candidate should possess: - Proven experience with Lora device integration - Knowledge of sensor-based devices, particularly those employing temperature and light sensors - Creators with background in electronics, IoT devices, wireless sensor networks or similar are especially welcome This integration project requires precision and an understanding of sensor data handling within the Lora network.

Are you a skilled programmer with a passion for innovative solutions? We're seeking a talented individual to join our team on a freelance basis to develop cutting-edge software for electronic component counting. Project Overview: We aim to create a software solution capable of accurately counting electronic components based on weight measurements. The concept involves establishing a database of various components, each with its corresponding full and empty package weights. The counting process will occur on a scale, where after placing the component on the scale, the software will deduct the empty package weight from the total weight to determine the number of components remaining in the package. Key Requirements: Proficiency in software development, particularly in the realm of da...

more info will be shared in chat

I am looking for an experienced electronics designer to create a power supply circuit board. This project requires a detailed understanding of circuits and experience working with discrete components. Your responsibilities will include: - Designing a power supply circuit board that meets my specifications using discrete components. - Providing a detailed explanation of your design, so I can understand how it functions. Ideal candidates should: - Have experience designing circuit boards, specifically power supply boards. - Be proficient with discrete components. - Have the ability to explain highly technical concepts in a manner that I can understand. Looking forward to seeing your bids! its a small constant current supply for LED Light, with input 230v AC and output 45v DC 200ma 10...

I am building a projector to expose a photosensitive-coated target with UV light. This projector must have an adjustable image output that varies from 0.1 reduction [image source to target image] down to about 0.02 reduction. At all image reduction settings, focus must be adjustable. The input image will vary from about 5mm to 1mm, and the output image will be from 1.5mm to 0.25mm. The light source will be LED, outputting 50watts of mid-UV light. This system is monochromatic. The light source will be a single frequency UV. The source image is a black & white 35mm slide. The output of this gig shall be a drawing/sketch of the relative positions of each optical element in relation to the light source [UV light], the source image/film and the target. For each optical element, there shal...

I need a skilled developer to create a BLE Beacon transmitter for both iOS and Android. The primary goal of this application is asset tracking. This means it needs to be able to run in the background, even when the app is not actively being used by the user. Key Requirements: - Create a BLE Beacon transmitter for iOS and Android - The application must primarily be built for asset tracking - The BLE Beacon should operate in the background at all times Ideal candidate: - Extensive experience in developing BLE Beacon transmitters - Proficiency in both iOS and Android development - Previous projects related to asset tracking would be highly beneficial. - Strong understanding of background processes.

I need a PCB designer (KiCad) for modify original design of a STM32 Nucleo64-Board(F302R8/F303RE) in order to add 2 MAX1487 on USART1 & USART3. I already have a working prototybe as a "hat" form factor for the nucleo, so the purpose of this mission is to merge our prototype schematic into the Nucleo schematic and supply a complete KiCad project ready for production (Gerger + steps to reproduce)

I'm in need of an experienced Arduino programmer, with a strong background in integrating sensors and controlling motors. Key project tasks: - Integrating a motion sensor with my Arduino - Managing control of a DC motor - Setting up data logging functionality - small servo motor controlling and calibration Ideal Skills: - Proficiency in Arduino programming - Prior hands-on experience with motion sensors and DC motors - Familiarity with data logging processes is a plus! If you have the right skill set, I'd love to connect and further discuss the project details. Making a simple servo motor controlling and switching between dc motor and servo motor by and e bike throttle bar

I need someone who can program a smart automatic lighting control system in C language, utilizing the TM4C123GH6PM Microcontroller. The system will operate with a 12VDC power supply (standard voltage for camping trailers) and all other voltages will be created from that source. The system will track ambient lux levels within the trailer using LDR. The system will track motion within the trailer using PIR sensor. Using the information above, the system will automatically turn on the lights of the camper when the ambient light is low and there is detected motion. The camper's lights are standard 12DC lights (not LEDs). When there is no motion for 5 minutes or the ambient light reaches a given threshold, the lights will turn off. There must be a manual way to turn on/off the lights with...

I need a compact and efficient RFID decoding device that can effectively handle access control duties. We have multiple RFID 1k cards which are encrypted. We want to decrypt the card and should be able to edit the data in it Key Requirements: - **RFID Support**: The device should be able to work seamlessly with Low Frequency (LF) RFID tags. Such as mifare 1k. RFID 1k card - **Wi-Fi Connectivity**: if required it should have Wi-Fi capabilities to enable remote access and data management. Ideal Freelancer: - Proficient in RFID technology. - Experienced with access control systems. - Skilled in hardware development and connectivity. - Ability to create a compact and user-friendly device.

I have a hub dynamo installed on my bike and I'm looking for someone to wire it up to power both front and rear lights, as well as a USB charging port. I'd like the setup to be ready ASAP. Located South London. Key requirements include: - Wiring the hub dynamo to power both lights and a USB charging port - Ensuring the lights are correctly set up for front and rear - Installing the USB charging port in a convenient and accessible location It's important that the setup is both functional and durable. I'm looking for a professional who has experience working with bike dynamos and electrical systems. Experience with USB charger installations is a plus. Needs soldering experience and be able to do

As I'm venturing into a solar-powered USB module in my circuit design utilizing a SAMD51 microcontroller, I'm in need of expert assistance to address some issues with my current PCB design. I have the existing design and fab files at hand, but the project has not achieved its full functionality. - Key Issues: The circuit is experiencing power supply issues presumed to stem from the Voltage regulator, compatibility issues with the microcontroller, and an unresponsive USB output. These are the primary targets for debugging and solution creation. - Ideal Expertise: I am seeking an experienced engineer knowledgeable in PCB design, solar power modules, and the SAMD51 microcontroller. The individual must have a track record of troubleshooting and resolving power supply issues, micro...

K zobrazení podrobností se zaregistrujte nebo přihlaste.

I am in need of an EMV card reader PCB with Bluetooth capabilities, expressly for the logging of data. Here are the specifications for the task: - Main Purpose: The core purpose of the EMV card reader is Data Logging. - Data Required: The data to be logged includes the Card number and Transaction Details, the Time and location of card usage, plus the Type of card and Cardholder's name. - Storage: The logged data should be stored on the device. For this task, excellent knowledge of PCB design and Bluetooth technology is key, with proven experience in dealing with EMV card readers, along with knowledge of secure local data storage solutions. Familiarity with data privacy regulations is also advantageous, considering the sensitive nature of some of the data to be logged.

Product development A turnkey service is required for a new product development project. In project scope; It is a priority to work with an all-in-one expert agency in areas such as product design, mechanical engineering, electronic engineering, simulation studies, technical document preparation, packaging design, software development and promotional materials. Expected Services: - Product Design and Engineering Studies - Electronic Engineering and Simulation Services - Software Development and Integration - Technical Document Preparation and Packaging Design - Creating Promotional Materials It is possible to work with competitive and suitable offers If you have a CV, reference work and suggestions, please send them. Agencies that offer turnkey product design and software ...

I'm looking to create a fault detection and current limitation system using MATLAB for power systems with 3 or 14 buses during short circuits. I need the system to: - Detect faults in real-time - Identify fault currents - Suggest or implement mechanisms to limit these currents such as circuit breakers - Ensure system safety and reliability - Provide guidance on how best to limit these fault currents during short circuits.

I'm seeking a skilled Arduino developer for a basic level robotics project. The primary tasks for this role will include coding and troubleshooting hardware. Key requirements: - Skilled in writing Arduino code - Able to troubleshoot hardware issues - Experience in basic robotics projects The purpose of the project is to create a basic level robotics system using Arduino, which involves simple movements and operations. The ideal candidate will have a good understanding of robotics, and experience in designing circuits would be an advantage.

K zobrazení podrobností se zaregistrujte nebo přihlaste.

I need a highly competent developer experienced in RS232 and RJ45 Ethernet for a specialized project. The principal purpose of this project is to convert serial data to Ethernet data. This data conversion is specifically tailored for Industrial control systems. Key competencies and preferences: - Expertise in RS232 and RJ45 Ethernet. - Familiarity with TCP/IP and Modbus TCP because these are the communication protocols the server host needs to support. - A strong background in industrial control systems development. The desired outcome of this project is a seamless data dialogue between devices via Ethernet. Can't wait for your input.

I am building a projector to expose a photosensitive-coated target with UV light. This projector must have an adjustable image output that varies from 0.1 reduction [image source to target image] down to about 0.02 reduction. At all image reduction settings, focus must be adjustable. The input image will vary from about 5mm to 1mm, and the output image will be from 1.5mm to 0.25mm. The light source will be LED, outputting 50watts of mid-UV light. This system is monochromatic. The light source will be a single frequency UV. The source image is a black & white 35mm slide. The output of this gig shall be a drawing/sketch of the relative positions of each optical element in relation to the light source [UV light], the source image/film and the target. For each optical element, there shal...

I'm seeking an experienced PCB Design Engineer to develop a small, multilayer PCB using Altium Designer. Requirements: - The PCB should be small in size - The design needs to be multilayered - Proficiency with Altium Designer is essential Please note that the project does not involve any other software beside Altium. The project is urgent, so timely completion is a crucial factor. Ideal Skills: - PCB Design with Altium Designer - Experience with small, multilayered PCBs - A track record of delivering projects on time Looking forward to your proposals.

Hello, For a new project I need a IOT sensor that will be installed on a device that rotates. I need to know the amount of rotations so I can service the device before it will break down. My device is not always connected to WiFi/Internet. I would like to see the amount of rotations on a remote location but I don't have to see them realtime. One update per day or per week is enough, don't know it makes a difference, but if so we can reduce the amount of data transmissions. 12V is available Pulses are count with a rotary encoder and based on the device type I have to set the pulse count per revolution. The name of the device must be adjustable so I know which IOT is connected to which device. Please let me know your thoughts. Kind regards,

The goal of this project is using Vivado tools to enable a hardware implementation on an FPGA board. The key requirement from the FPGA board is high computational speed. Therefore, proficiency in Verilog language is preferred as I intend to implement the NTT algorithm. I am looking for a developer who is experienced with FPGA boards and Vivado tools. The chosen freelancer should also have the ability to maximize computing capabilities of the board for the said implementation.

I'm looking for a skilled individual who can configure the performance of my LDPC system within the context of high-level QAM modulation. The system is simulated in Matlab Simulink using the Communication Toolbox. Key Requirements: - Configuring the LPDC system with high-level QAM modulation - Handling system performance over Rayleigh fading and AGWN channels - Achieving a desirable Bit Error Rate (BER) and Signal-to-Noise Ratio (SNR) The task involves fine-tuning the current setup to ensure that the BER and SNR are optimized for the LPDC system. The candidate is expected to have a deep understanding of signal processing, error correction coding, and modulation schemes. Experience with Matlab Simulink and the Communication Toolbox is a plus. The ability to interpret simulation resul...

I have been developing a arduino type hmi using a nextion touch screen, arduino mega, arduino nano esp32 for wireless control and a waveshare esp32 touchscreen for the remote. I have written all the code but am needing help figuring out why the commands are not working as they should.

I'm in need of a talented designer who can create a custom case for a digital stop watch that will primarily be used for sports timing. Key Requirements: - The case should have an ergonomic grip, similar to that of a Seiko S141. This is crucial for comfortable handling during sports activities. - The design must be compatible with micro boards, a battery, and an OLED display. I would like to use Arduino pro micro and a small 1.5" display Ideal Skills and Experience: - Proficiency in product design and CAD software to develop the case model. - Prior experience in designing sports equipment is highly preferred, to ensure the final product meets the specific requirements for this kind of usage. - Knowledge of materials to be used in manufacturing for both durability and comfort. -...

I am in need of a skilled Arduino programmer, with experience specifically in robotics programming for educational purposes. The project has an intermediate level of complexity, so a solid understanding and the ability to problem-solve and code efficiently will be crucial. Ideal Skills: - Arduino programming - Robotics programming - Educators and student-user centered design Given the nature of the end-users, it would be highly beneficial if the freelancer also has experience in creating user-friendly interfaces and can foresee potential challenges that educators or students may face. Your technical expertise will be expected to translate into an accessible and engaging project that fits the educational context.

I'm seeking an experienced Arduino developer with a strong background in SNMP integration to assist with my IoT project. While I haven't detailed the specific tasks for the Arduino sketch, I need someone who is able to create a comprehensive program that meets the needs of my project.