433mhz rf transmitter and receiver circuit jobs

I need an electrical engineer to perform circuit design and troubleshooting tasks using a hardware simulator, specifically for .HDL files. Your primary task will be to install an electrical system with the help of the simulator. Key Responsibilities: - Circuit design using the simulator - Circuit troubleshooting - Electrical system installation I require you to be proficient in using a hardware simulator, especially with .HDL files. You should also have a solid understanding of circuit design and troubleshooting. Time is of the essence, so the quicker you can complete the project, the better.

We're looking for someone who can make a few changes to a PCB using Altium Designer and has experience and an education in electrical engineering. It would also be an advantage if you are familiar with the ESP32C3, creating circuits is not a problem for you, but it is also not a problem for you when troubleshooting, especially in the RF area. Out of discretion, we do not want to post the exact requirements publicly. However, we will send this to you in advance to discuss working hours and price if the requirements match your profile. Thank you

...essentials: - This circuit creates a pulse amplitude modulated signal which is amplified at high power. The signal is genrated within the circuit so no user input is required. - This project has been worked on before and an added varible resistor and mosfet will be needed as well as the most important part which is power management which can be done with component selection or circuit alterations. - The purpose is a prototype development, which means you'll be instrumental in bringing my concept to life and preparing it for eventual manufacturing. - The PCB design will incorporate analog components, so expertise in working with these components is a must. You should be comfortable explaining and justifying your design choices b...

We ar...are seeking an experienced PCB designer to develop a custom printed circuit board for a Raspberry Pi 4 Model B application. The project requires integrating specific components and ensuring the design can be enclosed within a standard industrial box. The successful applicant must have experience with power management and GPIO pin utilization. Key Requirements: - Experience with Raspberry Pi designs and GPIO pin functions. - Ability to integrate electronic components such as 5V relays into the PCB with high precision. - Familiarity with standard industrial connectors and terminals. This project aims to create a highly functional and reliable hardware system. Only applicants with a strong track record in custom PCB designs and the a...

...modern and clean design for a standard size envelope. It will be primarily used for business correspondence, hence, should convey a professional image. The design should be cogent, elegant yet minimalist. Key considerations: - Design should be unique, communicating business professionalism. - A keen eye for aesthetics and details will be appreciated. - Previous experience or portfolio in envelope, stationery or corporate-designs will be a plus. Please ensure your proposal includes links to some of your past relevant work. I'm hoping for a swift turnaround time without compromising on quality. Design Preferences: Colors: We prefer shades of blue (but feel free to get creative!). Design Elements: We envision a modern, sleek, and tech-inspired design. Consider i...

I'm looking for an experienced electrical engineer to help with the redesign of my current circuit, which is in CircuitLab format. Your role will involve: - Adding or removing components as necessary - Reorganizing the layout to enhance clarity and organization - Possibly correcting errors you may encounter along the way Ideal skills would include proficiency in CircuitLab, a keen eye for detail, and in-depth knowledge of electrical circuit design and optimization. You should also be able to work independently and make recommendations for improvement where you see fit. Previous experience in similar projects would be beneficial.

...accomplished and engaging speaker who can effectively communicate the content of a book I authored on managing acute, chronic kidney disease plus, home hhd through holistic and modified lifestyle approaches. Key Responsibilities: - Presenting on the main topics of the book: diet modifications, stress management techniques, and the importance of regular medical check-ups - Promoting understanding and personal growth related to chronic kidney disease management Ideal Candidate Attributes: - In-depth knowledge of chronic kidney disease - Strong background in motivational and inspirational speaking - Expertise in personal growth, self-help, and lifestyle modification - Experience in preparing and delivering presentations to diverse ...

...sense of stability, low noise and absolute value representation) K thermocouple element measurement. Two approaches are forseen - using the high precision MAX31856 as well as the AD8495 in conjunction with a 20-bit SAR and 24-bit SigDelt ADC. Apart from the ADC proposition the project comprisis of a full circuit and PCB creation. Additionaly also the needed firmware for the respective communication (over SPI) shall be properly implemented (well structured and with readable comments). Finally also testing should take please for measure the achievable performance of the proposed and implemented solutions. Please read carefully the attached project sheet with even more details. Looking forward to work together with an experienced engineer in the...

I Have Citrix XenApp 7.18 installed in my test environment everything working ok using Citrix workspace and receiver application what I am looking for Configure Citrix XenApp to enable users to access Citrix Receiver from the web using HTML5 technology, without the need for a Citrix Gateway appliance.

I'm currently in need of a proficient engineer who can handle an intermediate level task on Cadence Virtuoso. This complex project requires a mixture of analog and digital circuit designs. Here's what you'll need to bring to the table: - Proven experience with Cadence Virtuoso - Capability to work on intermediate level complexity designs - Understanding of both analog and digital circuit designs, as the project involves mixed-signal circuit designing You don't need to have Cadence Virtuoso on your PC, as you can access my system remotely via AnyDesk to complete the task. Looking forward to working with someone who can meet these requirements for a successful project completion.

...electronics engineer to develop a circuit board with a microcontroller with ethernet connectivity, POE power and addressable LEDs, with the design done using EasyEDA software to be fully manufactured by JLCPCB (or equivalent). The core functionality of this project focuses on power management. Your skills and expertise should include: - Comprehensive understanding of EasyEDA software (can take other suggestions) - Proven experience in multi-layer circuit board design - Extensive knowledge in PCB design for power management This project requires intricate knowledge of these areas, so please only bid if you're confident in your ability to deliver. Looking forward to working with experienced and dedicated specialists. Proven portfolio related t...

I am looking for a specialized electronics engineer with a proven track record in printed circuit board (PCB) design, specifically tailored to handle sensor signals. In particular, the PCB should receive WiFi-based signals from sensors monitoring temperature, pressure, and vibrations. The scope of the project is as follows: 1. **Sensor-PCB Communication:** The maximum distance between the sensors and the PCB would be less than 10 meters. A strong understanding of short-range wireless communication is essential. 2. **Durability:** The PCB design needs to prioritize durability. Please demonstrate past work in creating robust and long-lasting PCB designs. 3. **Equipment Performance Tracking:** The primary purpose of the sensor signals is equipment performance...

I'm in need of a talented PCB designer who can assist in creating a simple but effective PCB for a power supply. Key Responsibilities: Need a Small PCB which will contain NodeMCU, 4 Relay, AC to DC 5v. This board is for home automation project which will connect through WIFI, RF and control all home appliances. Ideal Skills: - Proven experience in PCB design. - Understanding of basic power supply principles. - Proficiency in PCB layout softwares, like Altium or Eagle. This is a straightforward project suitable for a skilled PCB designer looking to take on a quick gig.

I have code for login trading accound and fetch token data. I need to update code with this field 52w High, 52w Low, Upper Circuit, Lower Circuit, Market Capital Data. I have already collect data from Time interval I need to get week Interval Ohlc data as well. If i chanage time interval it will display those data only. Stock Broker account: If Buy signal find it will automaticlly place Buy order,etc., Note: I dont know about coding, If you install the code and run successfully at my system thereafter I will hire you and release the payment. If you agree this term you will apply this task Budet is 600 INR and Good review, Dont expect more I am not big fish. it is difficult job dont come for Money you should waste you time for unrealish Expectat...

I have code for login trading accound and fetch token data. I need to update code with this field 52w High, 52w Low, Upper Circuit, Lower Circuit, Market Capital Data. I have already collect data from Time interval I need to get week Interval Ohlc data as well. If i chanage time interval it will display those data only. Stock Broker account: If Buy signal find it will automaticlly place Buy order,etc., Note: I dont know about coding, If you install the code and run successfully at my system thereafter I will hire you and release the payment. If you agree this term you will apply this task Budet is 600 INR and Good review, Dont expect more I am not big fish. it is difficult job dont come for Money you should waste you time for unrealish Expecta...

I need assistance finishing a 12v circuit capable of effectively powering a LED light bar in a vehicle. Not ricer stuff, on an emergency vehicle. See attached diagram. Key job responsibilities include: - Designing a 12v circuit that fits my requirements - Adapting the design to the specific type of LED lights I use - Ensuring the configuration is optimized for 1-5 LED lights Ideal candidates should have: - Extensive knowledge of and experience with 12v circuits - Experience working with LED lighting systems - Strong problem-solving capabilities to troubleshoot potential issues and offer robust solutions - Excellent communication skills to explain the circuit design and any necessary precautions or maintenance tips. I value attention to detail ...

I am in need of a seasoned developer with proficiency in working with RF modules and LoRa technology, or similar, to create a system that can compute the distance between two RF modules. I am seeking a skilled developer to create a system that calculates the distance between two RF modules using LoRa technology or a similar module. The system should operate within the 2.4 GHz or sub-GHz frequency bands. Required precision of the measured distance in outdoor environment is 10 meters (can be 100 meters in the first version). If you have expertise in RF communications and embedded software development, I encourage you to bid on this project.

...who can design and build a specialized electronic circuit for me. The purpose of this circuit is to measure pressure using a flat piezo element, read the analog data, and then transmit it via Bluetooth to an Android smartphone. Key Points: - The circuit needs to handle a range of 0-100 PSI. It should accurately measure the pressure and convert it into a readable format for the smartphone. - The circuit should be compact and user-friendly, allowing easy pairing and operation with an Android smartphone. Ideal Candidate: - Strong background in electronic engineering, particularly in designing circuits for sensor data processing. - Prior experience in working with piezo elements and pressure transducers will be a sig...

...required as per BC building code 3.3.2.17, and there are likely a number of fire dampers required in existing mechanical ducts due to new fire separation locations, can you drawing the mechanical and electrical plans for us? Thank you very much! I urgently need a qualified freelancer to produce both electrical and mechanical engineering drawings for a project. Requirements: - Expertise in Electrical Drawings: This should include detailed circuit diagrams specifically for a fire system control. - Proficiency in Mechanical Drawings: Expansive knowledge on creating and interpreting mechanical engineering drawings. Ideal Skills and Experience: - A degree in Electrical and Mechanical Engineering - Proficiency in using CAD software for cr...

I am searching for an experienced electronics technician with these qualifications: - Proficient in soldering - Knowledgeable in Integrated Circuit (IC) replacement - Skilled in troubleshooting The project involves repairing motherboards facing various issues, including overheating, power failure, boot up issues, among others. There's no single specific problem so I need someone versatile and adept in handling diverse issues. Please detail your experience working with similar projects in your application. Your expertise is crucial to ensuring the job is done properly and efficiently. Make sure that you are available around the mtwapa, kilifi Kenya.

I'm in...remain same as in the circuit. The deliverables will be:- (1) Schematic file (both *.sch and the PDF) (2) BOM (3) Gerber Time duration is 3 working days. Key aspects of the project include: - Implementing the circuit for high power devices - Ensuring the Buck-Boost converter supports input voltage range of 15V to 40V - Optimizing for energy efficiency - Testing and validating the circuit for performance and reliability The ideal candidate should have: - Proven experience in hardware design and implementation of power circuits - Strong understanding of Buck-Boost converters and their applications - Ability to work efficiently on the given input voltage range - Experience with LM5176 or similar power management ICs - ...

...residential, commercial, and industrial sectors. Key responsibilities include: - Preparation of detailed electrical estimates with a focus on individual components such as lighting fixtures, wiring systems, circuit breakers, and panels. Experience and Skills Required: - Proficient in various types of electrical projects in the residential, commercial, and industrial sectors. - Expertise in creating detailed, component-specific estimates. - Thorough understanding of lighting fixtures, wiring systems, and circuit breaker and panel specifications. This project requires not only proficiency in technical knowledge, but also the ability to provide detailed, comprehensive, and accurate estimates. Your expertise will be the fo...

I am looking for a reliable package receiver in west of Ireland who can handle packages. The ideal candidate should be able to receive and process packages with specific items expected. The expected turnaround time for receiving and processing packages is within 1 week. Skills and Experience: - Experience in package handling and logistics - Ability to handle packages weighing more than 10kg I need someone who can receive the packages and hold them, until I get someone to collect it from your place. The products would be something like clothes, electronics, cosmetic items.

I'm seeking an experienced electrical engineer to assist with the design of a Bitcoin mining facility in Kuwait. Key Requirements: - rental cost of land (a empty lo...Requirements: - rental cost of land (a empty lot) suitable for bitcoin mining - cost to install a 250kva transformer at the land - power cost per kilo-watt hour - local guide to assist our personnel in the area Experience: - Prior experience with electrical circuit design is a must. Experience with large scale facilities and power distribution is preferred. - Familiarity with Bitcoin mining facilities is a plus, but not a requirement. The project is currently in the initial planning stages. The ideal candidate will be able to work independently and provide innovative solutions to help optimize...

...designing and optimizing printed circuit board layouts for high-power conversion systems ranging from 20kW to 40kW. This role requires expertise in PCB layout design, simulation of power electronics circuits, and compliance with safety standards and regulatory requirements. Job Responsibilities: PCB Layout Design: Create and optimize PCB layouts using industry-standard design software (e.g., Altium Designer, Cadence Allegro) for power conversion systems. Simulation: Conduct simulations using tools like LTspice, PSpice or MATLAB/Simulink to verify the performance of power electronics circuits, including converters and inverters, and optimize designs for efficiency and reliability. High Voltage and High Current Considerations:...

I'm in need of an experienced Arduino expert, specifically one who is well-versed in home automation projects. While your specific...expert, specifically one who is well-versed in home automation projects. While your specific tasks aren't limited to, they fundamentally revolve around the following: * Writing, troubleshooting, and optimizing Arduino codes. * Designing and prototyping of Arduino circuits. Ideal Skills: * Proficient in Arduino programming. * Rich experience in home automation projects. * Demonstrated success in circuit design and prototyping. In your application, please include a detailed descriptions of your past Arduino coding experience, particularly those related to home automation. Your proven track record and experience in...

Objective: Develop a refined and realistic graphic representation of an automated orchestration and collection system that tracks, loses, predicts, and regains custody of a naval vessel. The diagram should visually depict the process of automatic detection, loss of tracking, tasking for collection, and successful recapture based on predictive modeling. A rough Mockup is provided. Key Elements to Include: 1. Object Tracking: • Show a naval vessel with an initial position and subsequent tracking points. • Use a dotted line to indicate the vessel's path until the point where it "goes dark" and custody is lost. 2. Sensor Network Tasking: • Integrate icons or symbols representing different types of sensors such as RF...

We are refining our Falcon race timing system for accuracy in the desert, specifically to tracking falcons over a 400-meter co...falcons over a 400-meter course. This system must detect objects (falcon) around 10cm x 10cm, in the outdoor desert environment Key Specifications: - LiDAR Sensors: - Range: Up to 20m. - Aperture: 180 degrees. - Frequency: 100Hz. - Resolution: 0.32 degrees. - Power: 3W. - Connectivity: Visual display timer and device connectivity for real-time tracking, supported by a battery life of at least 4 hours. -Signal Synchronization: Transmitter at the endpoint and receiver at the start for accurate timing. Operational Environment: The design must withstand the desert’s outdoor conditions, howeverwe dont run the race when...

...slow-trickle charging circuit for lead-acid batteries. This device will be used primarily for powering backup systems. Key Responsibilities: - Design a charging circuit compatible with lead-acid battery chemistry. - Prioritize circuit efficiency to enable slow-trickle, long-term charging without overcharging or damaging batteries. - Draft detailed documentation on the design, including technical specifications (voltage, current, etc.) and assembly instructions. Ideal Skills and Experience: - Solid understanding of lead-acid battery charging dynamics. - Demonstrated experience in industrial circuit design. - Knowledge in handling charging circuits for backup power systems. - Proficiency in using circuit simulation software. The final...

I'm looking for an experienced professional in the field of Very High-Speed Integrated Circuit design. The prime goal of the project hasn't been made fully clear, but could include circuit optimization, enhancing performance or improving functionality. While the specific areas of expertise weren't specified, they could potentially extend from design to layout to testing and verification. If you're applying, please include details of your experience relevant to these possible demands of the project. Having a proven track record in these areas would be highly desirable. Be prepared to hit the ground running and to contribute significantly to delivering a successful project.

Industry Leading Edge Company that develops and manufactures VoIP end Products for the Land Mobile Radio market segment. The Candidate must be a Electrical Engineer with experience in designing Microprocessor based PC Boards. A background in VoIP, Audio System, or telephony design projects is a plus. Capable of using CAD design Software (we currently use CADStar from Zuken and Solid Works) for circuit board design and their enclosures. Prefer US Based Designers or at least Fluent English speaking and capable with working with a small team. We have several projects that need to be completed this spring and summer so we need help. The work will be broken down into projects and we understand that compensation will be based on the level of...

I'm looking for an experienced electrical engineer to help design an UHF (Ultra-High Frequency) LPDA antenna. About The Project: - The primary purpose of this antenna will be to wor...electrical engineer to help design an UHF (Ultra-High Frequency) LPDA antenna. About The Project: - The primary purpose of this antenna will be to work in tandem with wireless microphones, of which I plan to operate between 1-5 at a time. The Ideal Candidate: - Has experience in RF engineering and antenna design - Is familiar with antennas operating in UHF frequencies - Has the ability to optimize antenna design for usage with wireless microphones Please only apply to this project if you meet the above criteria and feel confident you can successfully design an effective L...

I've got an electrical drawing which is currently in the format of a scanned paper. I need someone to transition this into a 2D CAD format via Tinkercad. The project involves the following tasks: - Analyzing the existing scanned paper drawing. - Convert...format via Tinkercad. The project involves the following tasks: - Analyzing the existing scanned paper drawing. - Converting the drawing into a 2D electrical drawing. - Bringing the electrical drawing to Tinkercad. The perfect candidate for this project will have proficiency with Tinkercad and experience in analyzing hand-drawn electrical drawings. Skills in 2Dconversion and electrical circuit will be a plus. Please see the attached image if there is some other software you think is better thats FREE and...

I'm in need of an experienced Arduino expert, specifically one who is well-versed in home automation projects. While your specific...expert, specifically one who is well-versed in home automation projects. While your specific tasks aren't limited to, they fundamentally revolve around the following: * Writing, troubleshooting, and optimizing Arduino codes. * Designing and prototyping of Arduino circuits. Ideal Skills: * Proficient in Arduino programming. * Rich experience in home automation projects. * Demonstrated success in circuit design and prototyping. In your application, please include a detailed descriptions of your past Arduino coding experience, particularly those related to home automation. Your proven track record and experience in...

...microcontroller and a 5000mAh LiPo battery. To ensure safe and efficient charging of the LiPo battery, we require a skilled electronic engineer (if you've already worked on similiar project) to create a LiPo charger circuit with comprehensive protection features, including low and high voltage charging protection. I've tried with TP4056 but the charging time is too big. **Key Features:** 1. Overvoltage protection to prevent damage to the battery during charging. 2. Overcurrent protection to safeguard against excessive current flow. 3. Low voltage charging protection to prevent the battery from reaching dangerously low levels. 4. Charging status indication for the microcontroller **Key Responsibilities:** 1. Design a LiPo charger circuit i...

Create a Schematic and pcb design from an existing circuit. We will give you the componnet details and clear magnified pictures. It is a cobyroller board for a magnetostrictive probe that detects height of 2 floating point and temperature. It takes 24v input and communicates via rs485. Image is attached.

I'm on the lookout for an efficient and skilled electrician who can design, create and test a mixed-signal circuit for me. There is no rush to complete this task as I am flexible with the deadline. The complexity of the circuit to be designed is somewhere intermediate, not too simple but not overly complex as well. Ideal Skills & Experience: • Proficiency in Mixed-signal circuit design • Experience in Prototyping and Circuit Testing • Ability to work with moderate level complexity and component interaction • Detail-oriented and meticulous If you are someone who fits the profile, then I am interested in hearing from you. Looking forward to having a productive and successful collaboration. ...

As a te...assist me. I have analog and digital types of circuits at hand, which require exceptional skills and experience in circuit design. The ideal candidate should: - Have considerable knowledge and practice in designing analog and digital circuits of moderate complexity. - Be familiar with EasyEDA software, as I prefer working more smoothly with this platform. - Deliver accurate, efficient, and innovative designs that cater to the project needs. Your role primarily involves providing high-grade designs, generating new ideas, and enhancing the functionality and efficiency of our existing circuits. An understanding of technical specifications and a knack for solving circuit-based challenges will serve you well in t...

I am in need of a qualified electrical designer who specializes in circuit design, specifically for residential buildings. Ideal Skills/Experience: - In-depth knowledge in circuit design - Proficiency in using electrical design tools, most importantly AutoCAD - Experience in working on residential projects Your role will be to create detailed circuit designs for a residential building. Having a robust understanding of electrical systems, you'll ensure the safety and efficiency of the designs. This project will require high attention to detail, understanding of residential building requirements, and excellent skills in AutoCAD.

I'm seeking an experienced RF design engineer to partner for lab project involving: Design of discrete circuit transmitter with specific RF performance requirement that shall be provided as needed. From the DAC output to RF frequency 5GHz. One stage up-conversion. modeling and simulation of the transmitter signal chain that provides performance details related to link budget RF chain analysis, inter modulation and harmonic distortion using RF/microwave circuit synthesis and simulation software for circuit board and subsystem designers called "Genesys" Desirable Skills and Experiences: - Proven experience in the field of electronics. - Expertise in RF circuit...

...proficient programmer for personal use. The tasks revolve around software programming for a printed circuit board (PCB). The language or framework doesn't matter as long as it suits the needs of PCB software development. Ideal skills and experience include: - Familiarity with tools used in PCB design and software programming. - Robust understanding of PCB manufacturing and assembly processes. - Proficiency in Python, JavaScript, Java, C++, or other comparable languages. - Previous experience with PCB software development will be advantageous. Your responsibility would be to create functional code tailored to the system's specific requirements. The ideal candidate is a problem solver, detail-oriented, and able to offer suggestions for im...

...24VDC supply, 1 output to connect to PLC(short circuit proof), some LED's for status, RS485 connection for configuration/monitoring. use of STM32L071 micro-controller, and other parts preferably from our stock list. Design shall be made in Ki-Cad. No programming required. We have allready selected a structural sound sensor. Key Requirements: - Design expertise: Proficiency in PCB layout, design, and testing, with an emphasis on sensors. - Simplicity and autonomy: The design needs to stand alone without the need for integration into existing monitoring systems or mobile device alerts. - Experience in Industrial Applications: Familiarity with industrial machinery and electronics. Ideal Skills and Experience: - Professional experience in P...

I need an experienced electronics engineer to develop detailed Eagle files for a large-sized circuit board design. This board will be used to control LED lights. Desired functionalities include: - On/Off control - 3 different modes - Adjustable brightness - Pulsating effect This circuit board will need to be modular so that additional boards can be attached together to expand the size. Each circuit board will need to have a size of 24 inches by 24 inches. Each circuit board will need to have 1500 LEDs (500 of one type, 500 of another type, and 500 of one more type). Image is attached of what it should look like more or less.

I am in need ...with various tasks. The specific tasks to be assisted with are not limited to, but may include: -Circuit design -PCB layout As the client, I regretfully skipped information on what freelancers should include in their applications- so I welcome an array of details. Please include details on any past work, your experience, or detailed project proposals related to the tasks mentioned above. While I didn't specify the desired outcome or functionality from this project, I am looking for someone who can potentially help achieve: -Automation -Data collection -Wireless communication Ideal candidates should have a strong background in electronics, have experience with circuitry design and PCB layout, and knowledge of where to find specific components. ...

I require an expert in printed circuit board (PCB) design, specifically for the task of data signal processing. This PCB will be an integral part of broader hardware systems, necessitating a thorough understanding of system integration. It is basically a sensor to sense moisture and send the wet data to a controller that operates boiler equipment to melt snow. Key Requirements: - PCB design with an emphasis on data signal processing. - Prior experience in hardware system integration. - Ability to troubleshoot potential hardware compatibility issues. The ideal candidate will have a robust portfolio of similar projects and excellent problem-solving skills. I look forward to seeing your bids.

...to fetch messages from Slack and then forward them to Cortex XSOAR for processing. Here's a general approach to achieve this: 1. **Set up Slack API Integration**: Use the Slack API to fetch messages from specific channels or in response to certain events. You'll need to create a Slack app and configure it with the necessary permissions to read messages. 2. **Implement a Webhook or Event Subscription**: Configure your Slack app to send message events to a webhook or subscribe to events such as message creation in the channels you're interested in monitoring. 3. **Develop a Receiver**: Write a Python script or application that listens for incoming messages from Slack through the webhook or event subscription. This receiver should parse the inc...

...primary objective is to ensure compliance with our no-mobile-use policy during office hours. Details/Requirements: - Design and implement an RFID solution capable of detecting and tracking the presence of individual mobile phones in the locker. - The system should send timestamps of when the mobile phone is kept inside the locker and when it is taken out, to the server. - The system should generate daily reports to be sent to the administrator with regards to mobile usage for previous day. - The system should be easy to use and does not require advanced technical skill. Skills and Experience: - Proficiency in RFID technology application - Understanding of mobile phone's RF protocols - Previous experience building similar systems - Abi...

...an electronic circuit for electrochemical experiments and require a skilled Arduino coder. The circuit is already built, and we have a clear circuit diagram for reference. You must develop Arduino code to control the built circuit. Your Responsibilities: The code should enable functionalities like: - Applying precise potential (voltage) through DAC to one terminal of OPAM which is connected to three electrodes. - Voltage should vary at specified rate and specified step. - Measuring correct current being received by Arduino from OPAM. (Actually, current generated between electrodes are converted to voltage by resistance (R) . Voltage output to Arduino gives current dividing voltage by R. - Implementing a reference for stable meas...

...create a highly durable printed circuit board that incorporates a TI INA229 current and voltage sensing IC, along with a PCB mounted shunt resistor capable of handling up to 50 amps. The board should be designed to withstand industrial use. Key Requirements: - Incorporating TI INA229 current and voltage sensing IC - Capable of handling up to 50 amps, 85V DC. - High durability for industrial use - All external connections to be via screw terminals (e.g. phoenix) and support the required current. - calculation of required parameters for INA229 register settings. - Size is flexible - Would be ideal if there was onboard 5V regulator for VIN of INA229, but open to this being external supply. Ideal Skills: - Strong background in PCB design - Experience with curre...

...individual who can proficiently integrate a 20V LED strip and a 12V pump into a singular circuit for my hydroponics setup. The key functions required for my hydroponics system include: am building a small, table top hydroponic system for use in a home. This circuit will require timed controls of an LED grow light and water pump ( + inputs from buttons in the future). The components I am using are: LED grow strip: rated at 20v, 350mA DC Water pump: 12v, 5W DC Timed controls: Arduino Uno (5min on/55min off Pump, 16h on/8h off LED) I have built a simple circuit for timed controls of the water pump. This comprises of 12DC input from a constant voltage (12v, 30W) plug and IRF520 MOSFET module for control of the water pump. The Arduino output and...