Circuit jobs

Completing an intermediate-level circuit simulation is on the top of my agenda, and time is of the essence. Key Requirements: - Generate a simulation circuit using either Verilog or VHDL. - The complexity level should be intermediate, meaning that it should include components such as adders, decoders, and multiplexers. Ideal Candidate: An experienced freelancer with a strong background in circuitry and simulation languages such as Verilog or VHDL. Quick response and comprehension of task requirements are paramount due to the urgency of the project. Remember, the successful completion of this project is deemed urgent. Therefore, a prompt response and start are appreciated.

Using an STM32F1 Microcontroller and a NFC reader like PN532 (or any other), write C code to a. write a string value to an NFC tag, hereafter referred to as 'data' b. read multiple tags (one by...multiple tags (one by one) and add their data (string value) to an array c. should be able to read minimum 4-5 tags one by one and add their data to the array d. send this array over UART to an ESP8266 (ESP code is not required) e. Use STM32F0 / STM32G0 The tags are placed within reading distance of the reader and the reader must read all tags and log their data to an array. No hardware or circuit design is required, only the STM code is required, along with the description of the hardware used (modules or chipsets that are used). Only limitation is that the NFC reader...

I...experienced Electronics Engineer who can design a power supply circuit, specifically for charging devices. This project involves replacing a mechanical component, specifically a solid state regulator, with your innovative design. Skills and Experience Needed: • Solid understanding of power supply circuits • Experienced in electronics for charging devices • Familiarity with solid state regulators • Proven track record of successful circuit design The primary goal of this project is to create a reliable, efficient power supply circuit that can charge devices effectively. Please provide examples of similar projects you've completed in the past. Similar to attached file except 6 volt system and low side drive on field circuit. Runn...

I am currently looking for an experienced PCB and IoT Hardware Design tutor who can guide me over important topics. Key Topics Include: - Circuit Design - PCB layout - Component Selection Please note that software and hardware specifications were not provided, therefore a well-rounded knowledge of common PCB design software and IoT-related hardware will be beneficial. There is no set deadline yet for completing the tutoring, however, a prompt response and availability to start soon will be appreciated. Ideal Skills/Experience: - In-depth knowledge of PCB designs - Understanding IoT Hardware Designs - Teaching experience or ability to deliver content effectively - Familiarity with various PCB design software - Knowledge of a range of IoT hardware is a plus - Flexibility in teachi...

...professional dealing with industrial machinery, I'm looking for an experienced and skilled electrical engineer with profound knowledge and understanding of circuit analysis and design. The main task will be the design of circuits for our industrial weighing machinery, contributing to their overall performance and efficiency. Skills & Experience: * Expertise in circuit analysis and design * Solid understanding of industrial machinery, specifically weighing machinery * Able to integrate theoretical concepts into practical applications * Detail-oriented, creative, and problem solving abilities The ideal candidate should be able to develop an effective circuit design for our industrial weighing machinery that will deliver outstanding reliability and function...

I'm looking for an experienced electronic engineer to take ...performed for this project are: - Designing and analyzing circuits - Layout and fabrication of PCB - Prototyping and testing the design Though I have no specific constraints at the moment for the electronic design, the ideal freelancer should have a strong understanding of best practices in the field, as this may contribute to the efficiency and overall success of the project. Strong experience in circuit design, PCB layout, and prototyping is crucial. Experience in the consumer electronics industry would be beneficial, but not necessary. This project presents a fantastic opportunity for individuals passionate about electronics and making a mark on the consumer electronics market. Your expertise and inputs will be...

I'm seeking a skilled professional who can design an integrated system of electrical and mechanical systems for...controllability through smart platforms like Google and Alexa - HVAC system planning, including floor heating, ventilation, and air conditioning inside the ceiling with a heat pump. - Drafting of plumbing and water supply systems. - Energy-efficient solutions I expect the freelancer to understand the application of Matter technology and smart home customization. A deep knowledge of electrical circuit design, lighting, power outlets, and switches is essential. Experience in creating efficient HVAC and plumbing systems will also be a significant advantage. Your ability to merge aesthetics and functionality while focusing on sustainable, energy-friendly solutions wil...

I'm looking for expert assistance with the electrical plan/schematic setup of a medium-sized swimming pool 30m2. This will involve the installation of pool lights, a pump system, a heating system and spare wall plugs for potential future use. Here's what I need: Switch/electricL box, containing circuit breakers and timer to control: -Pool lights - pump system - full inverter heat pump system - 4 spare wall plugs for future utilization - salt water solinator. The timer should control all the above, ecluding the pool lights

I'm seeking an experienced electronic engineer to assist me in setting up temperature control systems in my wine cooler. - To successfully accomplish this, you will need skills and proficiency in circuit configuration and electronic engineering. - I have a particular circuit diagram available that should guide you in understanding and optimizing the electronic setup of the cooler. - The prime task for these circuits will be to effectively regulate the cooler's temperature. Currently have BOM list and parts ready. I need help with 3 things 1. Reviewing BOM list and ensuring i have the correct setup (inc ensuring certain parts are waterproof) 2. Guide me through setup (connecting parts) 3. Guide me through testing The project is very simple 1. Activate 3 ...

...Freelancer : here is the description of the project, please look at PDF description: The mechanical system that needs to be developed consists of 3 different main parts: - a DC motor (3V7) with gearbox, - a short plastic piece X connected to motor shaft (rotating RED COLOR) - a long plastic piece Y connected to X and use grease and mounted on external shaft (indicated by PINK COLOR) A printed circuit board will be equipped with the correct transistor drivers while the motor signals (pulsating or not) will be generated by a microcontroller The intention of this design is that 2 identical pieces of Y (call Y1 and Y2 for reference purpose) can move synchronously together (exactly same movement) or individually (opposite of each other lets say or one moving and the other one stand st...

I'm seeking an experienced electrical engineer to assist in building a drinks machine Key Tasks: - Generation of BOM list - Create wiring circuit and connecting machine components - Determine power supply and control system 1. should check prefabricated electrical machines such as shakers or stirrers, what should be done to dismantle them and what changes the devices make, so that we can design the body of the cocktail machine according to the changes in the final model. 2. An electrical engineer should design a simple power supply and control system and declare all the parts and boards and the amount of wires and sensors and everything that is necessary to finalize the body model, consider their placement, and also esmate the price of the electrical parts necessary for The...

I need a guru in the field of Digital Logic Design/Systems who can help me solve problems related to flip flops, logic gates and sequential logic circuits. I'm really having a hard time solving my assignment questions and I need someone to help me within my budget. Could benefit from knowledge and experience in: Introduction, Material Related to Combinational Circuit Synchronous Sequential Logic: Analysis of Clocked Sequential Circuits Synchronous Sequential Logic: State Reduction and Assignment, Flip-Flop Excitation Tables Design of Counters, Problems Registers, Shift Registers Ripple Counters, Synchronous Counters Timing, Problems I would appreciate it if you could provide detailed project proposals, as well as examples of past work and experience in Digital Logic Design/Sy...

I am in need of a skilled engineer to design and develop an off-board charger for my e-bike. The charger should be designed for an input voltage of 220V and should be capable of outputting 48V to charge the e-bike. It should also incorporate key safety features: - Short circuit protection - Overheating protection - Overcharge protection The ideal freelancer for this project should have an extensive background in electrical engineering and practical experience in designing and developing off-board chargers for e-bikes. Proficiency in safety standard protocols is also necessary. You should also understand and implement the necessary regulations and standards related to designing e-bike chargers.

I'm in need of an individual skilled in Verilog who can help me achieve a specific task. - Task: Yo...writing Verilog code for a simple module implementation. This does not involve complex system level code designs or CPU architecture. - Objective: The primary objective of the module is to model a specific digital logic circuit. The project does not require interaction with other modules or utilization of specific hardware components. The ideal candidate would possess: - Solid experience in Verilog coding, - Expertise in digital circuits, - Strong understanding of digital logic circuits, - A meticulous approach to ensure accuracy in modeling the required digital logic circuit. If you are passionate about Verilog and love challenges, this project could be a perfect ...

...proposals. More details: Smart home. The smart home system has the following parts. Transmitter Several buttons are connected to the ports of an Arduino Pro Mini. When the respective button is pressed, and the gate goes low, a signal is sent to the receiver. The signal is sent with LoRa. (RFM95 433MHz) The transmitter is powered by 3 AAA batteries or an equivalent battery. The power circuit is replaced with a circuit that draws very little power. see this video Create a Gerber file for the PCB. Receiver The receiver is an ESP32 Node MCU with both WiFi and LoRa. for example Heltec WiFi LoRa 32(V3). The receiver has relays, dimmers for led lights, (possibly a camera) and a button to pair the device. Power from USB. Cost of Gerber file is reported

I am seeking a proficient AutoCAD designer with exemplary skills in electrical design. In this role, you will be tasked with: - Designing an electrical circuit - Creating an effective wiring layout - Developing a functional panel design Your work will contribute to a small-scale project and will require a keen attention to detail. Skills in detailed, precise design work and experience with similar projects are crucial. Please note, I require the use of AutoCAD 2017 .dwg for this project. Familiarity with this software version is essential to your success on this project. If you feel these tasks align well with your expertise, I encourage you to apply.

...with expertise in creating basic circuit boards to help with the development of a new product. We will have 15 led lights that can illuminate normally or flash. They will light in different sequences. Ie Light 1 flashes and light 5 lights. Then say light 3 illuminates and light 3 flashes etc. The idea is to have an app made to manage / send the info for the sequences, I need someone to create the circuit board with the lights so that we can connect to a mobile app. Key aspects of the project include: • The creation of a circuit board design that supports integrated circuits • The product is in its developmental stage, requiring your input and creativity Ideal skills and experiences: • Demonstrated experience in designing and developing basic ...

...small-sized custom Printed Circuit Board (PCB) with integrated ESP32 and DRV8833 motor control drivers and 18650 rechargeable bttery. - PCB Size: The PCB should be small-sized, built with quality and precision, and space-efficient. - Motor Control: It needs to control a DC Motor using DRV8833 motor driver, ensuring optimal performance and minimal signal interference. - Voltage Range: The PCB should be designed to handle an input voltage of 5V, ensuring it's safe and efficient. - Battery: The design should incorporate a rechargeable battery without compromising the compact size. The ideal candidate should have proficient skills and experience in PCB design, electrical engineering, and ESP32 integration. Knowledge of motor drivers and familiarity with power-efficient cir...

I'm seeking an expert electronics engineer to design a circuit for an Arduino-based, battery-powered hand warmer device. This design must incorporate intelligent functionality for temperature and run-time control. Key requirements are: * The device should warm up to 42°C and maintain this for one minute. After that, it should shut down and take a break for an hour (this cycle to repeat continuously). * The unit must have a maximum temperature limit of 45°C. * There should be a 0.96 inch OLED screen displaying temperature and time status. * The design should include push button control to start the skin warming and once the push bottom pressed again the program should quit off the warming cycle . * Using Normally closed temperature switch 45 deg. as safety feature ...

I'm looking for an experienced full stack developer, particularly strong on the front-end, to create a web-based platform that simulates lab experiments focusing on Electronic Devices. Key Features: - Simulation of lab experiments specifically in the sector of circuit design and analysis. - Quiz section for each experiment Experience and Skills Required: - Extensive experience with Front-End development - Proven track record in creating interactive simulation applications The goal of this project is the realistic simulation of lab experiments conducive to a virtual learning environment. Relevant experience is essential. Please provide details of similar projects completed. Looking forward to collaborating!

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i just need a small circuit board design for my esp32 to sit in, and some pads for soldering wires. See diagram.

My project requires a proficient individual to create a PCB design using Altium Designer. The task specifically details: - Crafting a moderate complexity circuit, encapsulating 10 to 50 components. - The construction of a double-sided PCB. The ideal candidate should possess: - Proficiency in Altium Designer. - Previous experience with designing circuits of moderate complexity. - Relevant experience in creating double-sided PCBs. Please provide samples of previous works if possible. This will be a great opportunity for those with the right skill set. Looking forward to your responses.

I'm seeking a proficient electronics engineer to design a PCB board for a control system project. The PCB board needs to integrate key components: - A GPS Module - An ESP32 Microcontroller , Internet-POE ESP32 project is actually started, we already have the autium files with dimmension, but is full of mistakes. As an experienced professional in circuit design and prototyping, you will be tasked with ensuring these components are integrated seamlessly. Particularly, extensive knowledge in microcontrollers and GPS modules is essential for this project. The ultimate goal is a reliable and efficient PCB board for our control system.

I'm in the process of integrating a temperature sensor into a PCB circuit. Accomplishing this task requires in-depth knowledge and experience in programming in C++, Python, and Assembly language, as well as a deep understanding of both circuit design and sensor integration. Key requirements: - Proven experience in PCB circuit design, more specifically with sensor integration. - Proficiency in programming languages such as C++, Python, and Assembly language. - Detailed knowledge of temperature sensors and how to integrate them successfully into a PCB circuit. Your task would be to design a PCB circuit that integrates a temperature sensor while meeting the project requirements and timeframes. Interested specialists should demonstrate their history ...

I'm in need of a power electronics designer, proficient in designing power efficient modules for industrial environments. I'm working with an EC200U 4G module that runs on 3.8VDC, along with other peripherals that require 3.3V. The input power for the system lies in the range of 12-18 VDC. The power management circuit designed should: - Regulate Voltage: Ensure the voltage received by the EC200U module and peripherals is maintained precisely at their required levels. - Provide Battery Backup: Ensuring constant supply of power to the 4G module even when the main power source is unavailable. When main power is available, the battery should be charged and system is power from main power. Suitable candidates should have prior experience working with power electronics desi...

...who can design a small circuit board (less than 2 inches). The board must utilize the Bluetooth audio master module I've sourced and support some basic Bluetooth pairing functions. Key Features: - Audio playback (via bluetooth module feasycom BT955) - Power management with 3.3V or applicable rechargeable battery and USB-C charging functionality - Button to scan for local Bluetooth devices - LCD display showing a list of devices - Buttons that give the ability to select a device from the display/list for pairing and pair to it - Button to reset the module/pairing - The bluetooth module will be set to HFP mode and support in/out audio from bluetooth headphones back to a wired in/out connection on the board. The professional I'm seeking ideally has experience with cir...

I'm in search of an expert in electrical engineering to create a unique circuit for timing a workout routine. The designed circuit should be capable of timing cardio exercises and strength training intervals for a seamless exercise regime. Key requirements are: - It should provide a signal for 1 minute of green light functioning as "exercise on", and 30 seconds red light acting as "exercise off". - This signals should be repeated cyclically until manually stopped. Ideal freelancers should have experience with circuit design, timing mechanisms, and they should have an understanding of fitness equipment or similar projects. This project offers an exciting opportunity to adapt traffic light technology for fitness purpose. If you're look...

This project includes the control of a simulated Air Handling Unit and Compensated heating circuit. The 230V AC ‘Air Handing Unit’ (AHU) fan in this project shall be controlled using a VSD. A green ‘AHU Fan Running’ light on the front panel shall indicate if the fan is running. The operator should be able to set a desired speed of the fan on the HMI. The fan may also be controlled by a ‘Filter DP’ potentiometer at the front panel of the board. The potentiometer is being used to simulate a filter dirty condition, with an increase in resistance indicating an increasing filter dirty condition, thereby increasing the speed of the AHU fan to compensate. If there is a VSD fault, the AHU system should stop operating, and a red ‘VSD fault’ li...

...standards for both indoor and outdoor installations. Sizing and bracing calculations for copper busbar systems to ensure compliance with project specifications and industry standards. Develop assemblies, weldments and sub-assembly drawings and parts details with associated indented bill of material(s) for Low Voltage metal enclosed and metal clad switchgear. This includes assemblies containing circuit breaker, interrupter/disconnect switches, and cable support mounting details. Prepare equipment plan, elevation, side, and cross section views, and lifting details. Create component arrangement drawings based on electrical bill of material. Other assigned duties. Skills: High-level of competency in AutoCAD (knowledge of Inventor or similar software a plus) Well-versed in MS Of...

...expertise in several key areas: - Circuit Design: This is central to the task. The hired professional will need to be capable of designing intricate power circuit systems that support my project's unique requirements. - Electrical System Analysis: I also require someone who understands the intricate details of electrical system analysis. You should be capable of assessing the viability and efficiency of the designed circuits, implementing changes if necessary. - Troubleshooting and Repair: There may arise situations where developed systems don't function as expected. Hence, problem-solving skills and ability to execute effective repairs are crucial. - Use of AutoCAD: Experience with AutoCAD is obligatory for this project. I expect the resulting circuit...

I need an electronics designer to create a circuit board for me. The project entails designing a compact round circuit board to get power from a small solar panel for the sole purpose of recharging a rechargeable battery, such as the LIR2032, ML2032, or ECR2032. The selected candidate should provide comprehensive documentation detailing the circuit's design, functionality, and rationale behind design choices. Key Requirements: 1. Solar Power Integration: The circuit board should utilize solar energy from a small-sized solar panel. 2. Battery Compatibility: The designed circuit board must be compatible with rechargeable batteries such as LIR2032, ML2032, or ECR2032 3. Documentation: Thorough documentation covering the circuit's schematic, layout, an...

Pcb designer with knowledge of circuit diagram and sensors

I need a skilled and experienced PCB designer who will focus specifically on product development for consumer electronics. This project involves a moderate level of complexity as it requires a standard multilayer PCB. The tasks expected to be conducted are as follows: - Mainly taking up PCB design tasks and associated BOM - Partial involvement in circuit design An ideal freelancer would have prior experience working with PCB designs in the consumer electronics field. Expediency, precision and a keen eye for detail are vital as the developed prototype will directly contribute to a physical product. The project is a signal converter and i can attach a video of its funtion. Due to my limited software i need to add 2 more ICs: A voltage regulator and a bandpass filter at the highlighte...

I'm currently in pursuit of a skilled Electrical Engineer with a hallmark in Mixed-Signal Circuit Design. The primary task at hand will be to assist in finalizing the design specifications of a Mixed-Signal Circuit I have partially completed. Key roles will include - Reviewing my current circuit design - Advancing the existing specifications - Finalizing the Mixed-Signal Circuit Design -I need some calculation that my project is success - Actual measurement The perfect candidate will possess the following skills and experiences: - Extensive experience in Mixed-Signal Circuit Design - Mastery in Electrical Engineering - Proven track record in assisting with design specification finalization - Astute attention to detail Your counsel and execut...

I am seeking a proficient el...primary function of this microcircuit is switching between two circuits, not to amplify signals. We need to present a 5.1K GND to one of two GPIO pins on an MCU depending on the state of sensor output that throws a 5V high/low output on one single line Key Project Details: - The circuit should be designed to operate at low power levels to minimize power dissipation. - The preferred material for the transistor is Silicon. Ideal Skills and Experience: - Electronics engineering - Transistor theory - Circuit design and analysis - Experience working with silicon transistors and low voltage systems Your bid will be more competitive if you can provide examples of prior experience designing and building similar silicon-based low voltage transist...

Design and build a sine wave signal generator. The specifications are as follows: - Sine wave output in the range of 40.0-50.0kHz. User adjustable via potentiometer. - The maximum output voltage 20V. - You select power supply (110VAC 60Hz to DC). - BNC output connector. - 3-digit frequency display (plug into PCB via a socket). Design circuit, create PCB layout and manufacturing files, and arrange for 4 PCBA prototypes to be built and shipped to me in the USA.

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I require a professional to design a basic single layer PCB prototype using KiCad software. The design has to be brought to life from an existing drawing. Ideal Skills And Experience: - Proficiency in KiCad software for PCB design - Experience in creating basic single-layer PCBs - Understanding of circuit prototyping This is a rather straightforward assignment for someone with the right set of skills and experience. Your role will be instrumental in developing the prototype that forms the backbone of my product. Accuracy and attention to detail in your work are paramount, as the PCB layout will form the foundation of the final product. If this matches your skills and experience, I look forward to your proposals.

I am actively seeking an expert in IRSIM and LTSPICE for a small task

I am seeking an electronics engineer with deep expertise in circuit design, specifically mixed-signal circuits. Your Responsibilities: - Crafting and optimising a mixed-signal circuit design. Please Note: - Only those who provide detailed project proposals will be given serious consideration. Possessed Skills: - Extensive knowledge and experience in mixed-signal circuit designs. - Proof of similar projects will be highly appreciated. Your detailed proposal will make a significant difference in my decision. I'm excited to work with a professional who can deliver a state-of-the-art design.

...- Strong knowledge of user interface design. By combining these features, the timer will optimally control the fan for specific periods, allowing for customization according to industrial needs. The end product should be robust, user-friendly, and suitable for an industrial environment. The plastic housing has already been concept designed. I need an estimate for the total cost of circuit design and possible PCB layout. I need to provide my customer with a quotation to get a solid purchase Order before starting the project....

...manufacturing services (cables, PCBAs, sheet metal & Box Build), and we are looking for an experienced B2B Telesales, Appointment Setter & Business Development professional that can do regular cold calling to set up appointments for our Sales team to create new business relationships in the USA for OEMs requiring Contract Manufacturing Services (outsourced manufacturing) for Cable Assemblies, Printed Circuit Board Assemblies and Sheet Metal. Experience is sales, cold calling, list building and appointment setting is required. Your Main Duties: - List Building (with help from a list building service) - Cold calling B2B target OEMs in the USA. Targets will be senior execs in Supply Chain, Purchasing & Engineering management positions. - Generate, qualify, and develop l...

...functional prototype should have experience in embedded system development but also possess specific skills in in-circuit debugging and a thorough understanding of the Modbus(485) protocol. I'm particularly interested in candidates who are recent graduates with a strong analytical mindset and a passion for embedded systems. Project Status: Advanced stage with a functional prototype firmware already developed. Immediate focus on refinement, debugging, optimization, and real-world application testing. Applicant must be located in Ho Chi Minh City, Vietnam. Qualifications: Strong skill set in C programming for STM32F3xx. Proficient in in-circuit debugging techniques. Solid understanding of the Modbus communication protocol. Eager to tackle complex problems...

I'm in search of an experienced electronics engineer for the design and realization of an AR/VR helmet. Primary Responsibilities: - Circuit design: Originating robust, effective circuits for the helmet's functionalities. - PCB layout: Responsible for layout design and prototyping. - Testing and Troubleshooting: Will include comprehensive testing of all functionalities and necessary troubleshooting. Helmet Requirements: - Motion Tracking: It must have competent tracking to ensure an immersive user experience. - 360-degree Panoramic Display: Ensuring an engrossing visual experience for our users is crucial. - Wireless Connectivity: The helmet must function wirelessly for maximum ease of use. - Integrated Retinal Recognition: An additional security feature to enhance th...

I am looking for someone to produce some electrical circuit diagrams in EPlan. The actual design is complete and they need to be put into EPLan. BOM is already complete. Also looking for panel layout, both backplate and front panel, in 2D and 3D The panel is basically a PLC control cabinet with some pushbutton, indicators and HMI. I live in Gloucester, UK and I am ideally looking to work with a local person

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I'm looking for a highly skilled electronic engineer with experience in chip design an...vital signs: - Heart rate - Body temperature - Blood oxygen levels I am seeking an expert with substantial experience in wearable tech, healthcare devices, accelerometers, and vital sign monitoring systems. This professional would ideally have a clear understanding of the challenges related to miniaturization and energy consumption in wearable devices. Your tasks will include concept creation, circuit design, programming, and testing. I'm expecting a functional prototype to be delivered within the agreed timeline. Collaborative individuals who can give consistent updates and feedback throughout the development process are highly favored. I would like a quote of how much it will cos...

I'm looking for a proficient Arduino programmer capable of: - Programming my Arduino board - Troubleshooting and debugging pre-existing code The right person for this project will excel in: - Knowledge and skills in Arduino programming - Good understanding of Arduino hardware - Experience with circuit design and wiring connections Please note that I already have all the hardware and components, but code needed for this project. Understanding and skills in Arduino programming for Arduino board is essential.

...expert in circuitry development, with proficient understanding and practical experience with ESP32 microcontroller, to create a circuit capable of measuring line-to-line voltage. This circuit should be crafted with a primary focus on voltage accuracy, especially in the range of 440vac. Key outputs needed from this project are numerical data formats. Your role will involve: - Designing and developing a circuit that can accurately measure line-to-line voltages without a neutral wire - Ensuring that the circuit can measure 440vac voltage accurately - Configuring the circuit to output data in a numerical format Ideal skills for the job: - Extensive experience in circuit design - Proficiency with the ESP32 microcontroller - Demonstrable history o...