Pcb pulse oximeter jobs

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

I require a professional with expertise in Electrical Engineering or more fields to design schematic and PCB layout for a mini videoprojector, and a sferic case which I can print.   What I need for this PCB:
- Must be round
- Must have max 15 milimeters diameter (1,5 centimeters)
- The components used should be good quality
- Must have minimum memory capacity of 10 MB (I think 16MB it's more than sufficient)
- The memory must support pdf or text (pdf preferably, but text is also ok or worst case images)
- This minimalistic videoprojector must have an option to project this pdf/text/img in any way (like a normal projector on walls, it's ok if will be smaller projecting final image; or like kids toys, where you are looking into a magnifier and see images)
- I pre...

As someone passionate about electronics, I am looking to create a PCB layout specifically for large, rectangular, tri-color LED display panels - a design that goes from scratch. Here’s exactly what I am looking for: Requirements: - PCB Design expertise with a keen eye for detail. - Handle the complete PCB layout design process, starting from scratch. - Apply knowledge of tri-color LED panel technology in PCB design. - Assist in producing a PCB layout tailored for large, rectangular shaped LED panels. Skills & Experience: - Experience in PCB design & layout. - Hands-on experience with LED technology, specifically tri-color panels. - Proven track record of designing PCB layouts from scratch. - Excellent understanding of var...

...place - as well as RS485 communication. Absolut main aspect is an accurate (in 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...

I'm in need of a PCB design for prototyping purposes. The board's complexity is a double-layer one, and its dimensions are very small, up to 2 inches. The PCB design must be suitable for prototyping, so it should be well-structured, compact and efficient. Key details: - MCU: ESP32 - Interface: Wifi/Bluetooth - Number of sensors to be interfaced: 4 - Type: Prototyping - Complexity: Double-layer - Size: 40mm dia Ideal skills for this project: - PCB design experience, specifically in prototyping - Proficiency in designing double-layer boards - Ability to create compact and efficient designs - Familiarity with small form factor PCBs.

I'm looking for a seasoned electronics engineer to develop a circuit board with a microcontroller wit...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 to power management circui...

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 equipme...

100 Tons Weighbridge controller PCB design with RFID

100 Tons Weighbridge controller PCB design with RFID

I'm looking to upgrade my current ESP8266 controller to an ESP32 C3 Mini controlle...Mini controller. I am primarily interested in freelancers with specific experience in this upgrade. Here's what I need: Requirement -1 : 1. Update existing Master Controller board based of ESP8266 to support ESP32 C3 IPEX/ (EasyEDA PCB design) 2. Retain GPIO connections and other circuits and components. 3. Ensure the position of LEDs, buttons and interfaces are as in current design 4. Ensure that the device supports handling loads upto 3A total without any heat with each port support upto 1 A Requirement -2 : 1. Redesign existing Zone Expander PCB board from Eagle to EasyEDA 2. Add LED Power indicator option 3. Ensure that the Expander handle upto 3A without any heating and ea...

I'm looking for an electrical engineer well-versed in Matlab with a specialization in Power Electronics. Below is a more detailed overview of the project requirements: - Specific Task: The primary task is to design a Simulink model of Power Electronics Bidirectional Converter for G...waveform Considering V2G and G2V. Ideal candidates for this project would have expertise in Power Electronics design, particularly with experience in Matlab. Your understanding of voltage and current waveforms is crucial for this project. Prior experience with medium power electronics systems would be highly advantageous. Note: you can use any machine learning method for controlling the gate pulse signal in this simulation. Feel free to reach out for more clarifications or if you have any fur...

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'm in need of a PCB design. The primary purpose of this project is for prototyping a simple layout. Key Requirements: - Design a single-sided PCB layout - The size of the PCB should fit in the small area you see in the attached photo, so it’s a unique shape. - There will be two automotive LEDs that connect to the PCB, so 4 wires, however, the 2x ground works be best connected and then the positive for each light. I’m considering using a magnetic Pogo connector for the output and it would need 4 connections. You’ll see in the second image, the wiring is for an indicator/brake/running led. So the brake/running are connected and it works as such. The running light is a dimmed red LED, then when the brake is pressed the red light brightens...

I am looking for a skilled PCB designer to create a prototype that fits within a medium-sized, 2 to 4 inch space. This PCB should be tailored to contain an Arduino Mini and a 12V to 5V buck converter, with 3 pin and 2 pin JST GH connectors. The configuration of components on the PCB should follow a clustered arrangement to maximize space efficiency. This job does not require mass production capability at this time, with the primary focus being on creating a single prototype. Ideal candidates should have experience with Arduino components and compact PCB design.

I'm seeking an experienced hardware engineer to design a robust PCB which will fully support my Raspberry Pi 3 Model B+. This PCB is planned to be a part of a control system. The main requirements for the project are as follows: • Full Raspberry Pi 3 Model B+ compatibility support - Your design should take full advantage of all the features of this model. • Control system orientation - The PCB down the line will be used as a control system, all design decisions should keep this in mind. This project requires that the PCB has a 110/240 V input and have a 5V Output and 8 Relay Out of 10V. Some basic requirements for candidates: • Strong knowledge in Raspberry Pi and PCB design is preferred. • Prior experience with networking syste...

I hope you are good. I have read your description carefully and understand everything. I’m Electronics engineer who have 25 year experience on analog design, renewable energy, power electronics, motor control, microcontroller coding and PCB design. I have used Arduino, PIC, MSP430, C2000 and STM32 for 8 years. I have developed several codes by using their IDE and compilers. I know all principles of them. And I can do microcontroller simulation by using Proteus. Proteus have microcontroller model and peripheral components to simulate the code. The code can be debugged by using COF file also. Simulation result is same with real time application.

I need a single-layer PCB designed for a consumer electronics product. It involves the integration of sensors and a timer. Basically,, a very small circular pcb board that has 12 micro led lights. And all lights turn on when double tapping was detected, then last about 10 seconds then lights turned off. Using two 1.5v coin batteries. Just that, nothing less and nothing more. Oh, but it has to be very small. Approximately 30mmx30mm. Thank you Regards

I am in need of an experienced professional who can redraw a PCB schematic from the provided layout created in pcbexpress. Key Details: - I have the PCB design files for reference. - Note that this is a multilayer PCB design, so expecting bids from individuals well-versed in managing and understanding multilayered PCB complexities. Ideal Skills: - Proficiency in using pcbexpress and similar software - Extensive experience in multilayer PCB schematics - Keen attention to detail This project will require excellent skills in technical drawing, interpretation of PCB layouts and thorough understanding of the principles of PCB design. If you have a proven record of similar projects, I encourage you to apply. Please mention your experience an...

I'm in search of a talented logo designer who can create a modern, minimalistic newsletter logo Key Requirements: - The logo should embody a modern and minimalistic design aesthetic, incorporating the ECHO logo & the Newsletter name "ECHO Pulse" - I value simplicity and clean lines in the design. If you're interested, please provide examples of your past work for consideration.

I am seeking an experienced and detail-oriented PCB designer to put together a professional, cost-effective, and functional IP camera design. This camera should be capable of: - Night vision functionality to capture distinct images even in an environment with minimal lighting. - Motion detection capabilities to alert me whenever there's movement in its range of coverage. - Two-way audio to let me communicate with anyone within the camera's location. - Deliver 1080p resolution quality images for clear viewing. Given that electricity supply will be consistent, I prefer the camera to be wired. This would prevent the inconvenience of frequently replacing batteries, and also eliminate any reliance on weather conditions that could affect a solar-powered system. Ideal Skills a...

I have a 3D printed enclosure that I need to update based on a revised PCB. Key Requirements: - Increase Size: The enclosure needs to be slightly enlarged, up to 10% larger. - Add Additional Cutouts: New cutouts must be added to the enclosure to accommodate the changes in the PCB layout. - Modify Shape: The shape of the enclosure should be adjusted to suit the new size and cutouts. Ideal Skills and Experience: - Expertise in 3D modeling and printing, especially for enclosures. - Understanding of PCB layouts and how they affect enclosure design. - Proficiency in CAD software for precise modifications. - Good communication skills to discuss and implement the changes effectively.

I'm in need of a creative professional to design a newsletter specifically crafted for my company's internal employees. The purpose of the newsletter is to provide news and updates about our company. Thus, offering a platform for our team from various departments to stay connected and informed. - Ideally, you should...engaging newsletters is much appreciated. - The ability to turn around a stylish and modern design that captures the essence of our brand is crucial. - The primary content will revolve around company news; so understanding how to simplify and present possibly complex corporate information in an easy-to-absorb manner will be a plus. I invite designers with a knack for creativity and a handle on the pulse of corporate communication practices to bid for this...

I'm seeking an experienced Electrical Engineer to meticulously route clock, data, and address signals on a high-speed DDR3 PCB in KiCAD, ensuring the design successfully operates at a target frequency of 1 GHz. Key Requirements: - Expertise in high-speed PCB design, specifically DDR3 - Proficiency with KiCAD - Previous experience working on projects with 1 GHz target frequencies - Experience in impedance control for critical signal paths I have a current board that uses an Allwinner D1 module, and I need to transition it to use the actual SOC, RAM, PMICS, and SD card holder. I need the exact module; it was just placed on the board. The board should be complete in KICAD ONLY. Here is the starting point, you *must* use this as your starting point:

I'm in need of a skilled professional who can help me with a Hardware PCB board implementation of a Buck-Boost converter example as given on Page-21 of the data sheet of LM5176 with a certain small change, viz , The output should be variable between 10V to 28V using a 10K pot. All other parameters 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 hardw...

I'm seeking an experienced WordPress developer to build an engaging, interactive website for my trading card store. Our primary target audience is casual collectors. The site must offer: - An online shopping experi...user-friendly e-commerce platform is crucial. Freelancers with proficiency in designing e-commerce WordPress sites are ideal. - A forum for discussions: A separate section for open discussions amongst the users about different aspects of trading cards is required. Experience in creating community-driven features on websites will be beneficial. In summary, I'm seeking a freelancer who understands the pulse of casual collectors, can seamlessly knit together e-commerce functionality, detailed card information, and user forums into a well-functioning, attractiv...

We are seeking a highly skilled PCB Designer specializing in power electronics to join our team. The successful candidate will be responsible for 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 i...

I hope you are good. I have read your description carefully and understand everything. I’m Electronics engineer who have 25 year experience on analog design, renewable energy, power electronics, motor control, microcontroller coding and PCB design. I have used Arduino, PIC, MSP430, C2000 and STM32 for 8 years. I have developed several codes by using their IDE and compilers. I know all principles of them. And I can do microcontroller simulation by using Proteus. Proteus have microcontroller model and peripheral components to simulate the code. The code can be debugged by using COF file also. Simulation result is same with real time application. I have 8 year experience on Arduino and know all principles of it. I’m using Atmega chip instead of Arduino board as a platform...

I am seeking an experienced PCB designer proficient with KiCAD. The ideal candidate will have a strong background in PCB design and be able to replicate an Infineon board layout, possibly with minor modifications. Requirements: Proficiency in KiCAD. Experience with PCB design, particularly replicating existing layouts. Strong attention to detail. Good communication skills. Willingness to accommodate minor changes to the original design. Project Details: The task involves replicating an Infineon board layout using KiCAD, potentially with slight modifications to suit our project needs. The turnaround time for this project is tight, so prompt and efficient work is essential.

I'm participating in a pageant competition, and I have my talent round coming up. I would like to do monoact in...Training and experience in the theatre arts, especially monoacting - Knowledge about traditional and modern Malayalam dances and acts The aim of this project isn't just entertainment - the end goal is to educate audiences and market Malayalam monoacting within the framework of a pageant competition. A strong grasp of the culture and traditions inherent to our community, as well as a finger on the pulse of contemporary interpretations of this art form, is essential. Your contributions will help shape the identity of this pageant competition. It's an opportunity to help illuminate unique talents that marry modern talent showcasing techniques with traditio...

I'm on the lookout for an expert in Linux PCB design. The ultimate aim of this project is to create a robust PCB that can run linux while ensuring optimal performance for gaming. Relevant skills and expertise in Linux, Wi-Fi technologies, and industrial grade equipment are highly appreciated. This project will demand a good understanding of embedded linux. If you can confidently navigate this landscape, I'd love to see your bid. I don't have a deadline, as I'm still gathering the details for the project. I would just like to see how much it might cost. Thanks.

I'm in need of a skilled PCB designer who can address the power delivery problems in a PCB design I own. The project involves a moderate redesign to resolve these issues, keeping key components intact. Key Tasks: - Assist in identifying the source of power delivery problems and short circuits in the PCB. - Conduct a moderate redesign of the PCB while retaining essential components. - Eliminate power delivery problems in the new design. Ideal Skills and Experience: - Proven experience in PCB design and troubleshooting, specifically in addressing power delivery problems. - Proficiency with PCB design software and tools. - Strong problem-solving skills, particularly in identifying short circuits and power delivery issues. - A track record of c...

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.

Seeking an expert to significantly improve the Total Harmonic Distortion (THD) in an EV onboard charger's AC-DC PFC stage. Your role will involve creating simulations and models in MATLAB/Simulink to reduce the THD to as low as possible, ideally below 5%. In addition, you will n...ideally below 5%. In addition, you will need to propose and test techniques to mitigate a persisting high 3rd order harmonic. Our current techniques have not been effective and as such you are welcome to recommend simple and feasibly implementable alternatives. Knowledge in designing PCB will be highly advantageous. Ideal Skills: - Proficiency in MATLAB/Simulink. - Background in electrical engineering. - Experience with THD reduction. - Ability to design simple and effective strategies. - Knowledge...

I am in need of a talented PCB designer who has firm grasp in executing multi-layer designs preferably using KiCad. The project primarily includes the following functionalities: - Signal Processing - Power Management The ideal freelancer for this task would have extensive experience in KiCad, can proficiently execute intermediate level multi-layer PCB designs, and has proven expertise in signal processing and power management. Careful consideration should be paid to board layout, signal integrity and power delivery throughout the design process. Your bid should include your approach to these design elements and examples of similar projects you've completed. As the project progresses, clear communication and active collaboration will be key to achieving an optimal d...

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 and antenna designing. - Knowledge of medium frequency range (1 GHz - 10 GHz) in RF circuit and antenna design. W...

I'm seeking a 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 su...

I'm in need of a skilled PCB designer to create a sensor focused on detecting structural sound, primarily for industrial machinery monitoring. This project does not require integration with any existing systems, thus the sensor should be capable of operating completely independently. Main Project goal. Design of a single PCB which can be glued on a surface, 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 te...

I am in need of a ...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. Looking...

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.

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...videographer with a keen sense for lifestyle and travel content. Key Details: - Main focus of the vlog: Lifestyle and travel - Target audience: Young adults - Video format: Day-in-life Here's what I am looking for: - Someone who has experience in filming and editing "day-in-life" styled vlogs. - A content creator who specializes in capturing the essence of travel and lifestyle. - An individual with a pulse on what engages the young adults demographic. This is a fantastic opportunity for those who are passionate about travel, lifestyle content and storytelling. Engaging your audience and capturing the essence of the young adult experience will be crucial for success in this project. Your creativity and innovative editing style will play a major role as we tr...

looking for an experienced Altium pcb designer.

...need of an experienced PCB designer to 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...

I'm looking for a freelancer who can turn a basic schematic into a PCB design. The schematic is quite simple, so the task shouldn't be too complex. Finished project should be ready to send to the PCB manufacturer or You can work with the manufacturer to get some prototypes made. I have the BOM and a 3D model of the board (39 x 50mm) for where to place the plugs (4 each JST PH) Ideal skills: - Experience with PCB design software (Altium Designer, Eagle, KiCad) - Prior work that demonstrates your proficiency and understanding of basic circuit design Please share your past work with PCB designs in your application.

create new pcb for qtpy and cc1101 rf module in agle and crate ecnlosure for new pcb in fusion 360

I am looking for an experienced professional who can help me bring my health band concept to life. The project will involve the complete design and manufacture of the product, with specific focus on the following features: - Heart rate monitor - Sleep track...sensor - Accelerometer - GPS - LORA The design aesthetic should be minimalist, focusing on delivering a sleek and user-friendly product. My primary goal for this health band is that it serves as a health monitoring device. I am looking for a freelancer with a background in product design and manufacturing, with a clear understanding of health band technology and capabilities. Your experience in PCB design and manufacture, along with working with GPS and LoRA technologies, will be essential for the successful delivery of thi...

I'm looking for an experienced electronics expert to help design a circuit for a consumer electronics device. Key Tasks: - Advanced PCB Design: This will involve creating a complex PCB layout that can accommodate the circuit's requirements. - RF Circuit Design: The circuit will need to include RF components, so experience in this area is essential. Ideal Skills and Experience: - Seeking Electronics Expert with the following skills: Proficient in LTSpice, Multisim, or SPICE. Analog, digital circuit design, power supplies, signal conditioning. Skilled in Altium Designer, Eagle, or KiCad. Knowledge of PCB fabrication processes. Experience integrating optical filters into IR-based devices. Write algorithms for signal processing, and control systems. Microcon...

I am in need of a specialist to help me build a STM32 based microcontroller board and program to convert an ESP32 prototype. The ideal candidate should have experience with STM32 and ESP32 and strong programming skills. Key Aspects of the Project: - Sensor integration is fundamental as it uses a strain gauge load sensor, a Lidar sensor as well as an LED display. - The board should also h...a thermal printer and a coin unit. Required Skills: - Strong experience with STM32 and ESP32 - Sensor integration - Connectivity programming proficiency - Hardware integration knowledge Apply if you have the necessary skills and equipment for this project. Let's convert this ESP32 prototype into a developed product! I will explain the overall functionality of unit and just need conversion and ...

- Implementing the needed software for the project - Designing the PCB circuit

...am seeking a proficient PCB designer who can design a single-layer PCB for my consumer electronics device. To design a circuit that meets your specifications, you’ll be creating a two-part PCB system. This design will integrate a user interface that controls two LEDs with toggle functionality, ensuring only one can be lit at any time. Additionally, there will be a separate button dedicated to activating a bell function. The system will be divided across two PCBs: one located outside the room (containing the LEDs and the bell button) and the other inside the room (housing the control buttons and the bell’s buzzer). Key Aspects: - The PCB should support Passive components like resistors, capacitors etc. - You should have hands-on experience des...