Battery pcb jobs
...seeking an experienced Electrical Engineer to design a 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 engineeri...
...sensor usage, Arduino, PCB design, and RS485. Your responsibility will entail: - Developing STM32 based prototype using dev boards - Find best suited sensors for our needs (suggestions supplied) - Develop software for Main controller including 4G communication - Develop RS485 for the main controller to talk to at least 4 sensor boxes each with up to 15 sensors - Develop software for sensor boxes - Develop software for handling data form sensors such as temp, humidity, vibration, sound pressure, diff pressure, water detection, voltage, currency. - APIs for secure data storage on the Azure Mysql servercollection. - Effectively managing periodic data collection functions. - Be proficient in vibration analysis, freq, Spectrum, FFT etc. (Research and guides provided) - Provide PC...
I am looking for an expert in PCB design to help in the development of an industrial equipment. This project involves: - Electronic product development: You'll be using your expertise in PCB design to develop an electronic component of an industrial equipment. - Level of complexity: I require a multi-layered PCB design for this project, hence the need for someone with the dexterity in managing such complexity. Ideal Skills: - Significant experience in electronic product development - Proficiency in multi-layered PCB design - Background in designing for industrial equipment is a plus.
Develop a complex multilayer PCB prototype for manufacturing purposes. - Translating my requirements into a functional PCB design - Ensuring the quality and functionality of the prototype. Your expert guidance will be key to the successful creation of this project's prototype.
I'm currently working on a robotics mechatronics project and need a PCB designer specializing in KiCad software. You'll primarily be assisting me with: - Designing a PCB to provide a power supply for an existing general-purpose board based on the STM32H7 series. - Designing a PCB to read 4 AMS AS5047B rotary position sensors alongside 4 limit switches - Designing a PCB to control 4 BLDC motors with PWM Channel with Direction pins - Extracting an I2C port from the assembled PCB Your prior experience in these tasks would be a great advantage. A deep understanding of KiCad design software and STM32H7 series microcontrollers is a must for this project. Assist me in making my robotics mechatronics system dream come true!
I m building a project IoT and I would need a help for projecting a PCB
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 ...
...for motion detection Bluetooth Low Energy (BLE) for wireless connection Battery type (consider rechargeable Lithium-ion battery for extended use) Button layout (left click, right click, scroll wheel, etc.) Housing material and size requirements Software Development: Outline the basic functionalities for cursor control on PC (Windows and Mac compatibility is a complex task, be prepared to discuss options with the freelancer). Mention any additional features you envision (e.g., programmable buttons, power management). Deliverables: Bill of Materials (BOM): A detailed list of all components needed for the air mouse. Schematics: Diagrams showing electrical connections between components. PCB Layout Files: Digital files for PCB manufacturing. Production Documentat...
...tracking, call and SMS monitoring, internet activity tracking, etc. Ensure the security and privacy of user data by implementing robust encryption methods and secure data storage practices. Conduct thorough testing to identify and fix bugs, performance issues, and compatibility problems across various Android devices and OS versions. Optimize the application for performance, responsiveness, and battery efficiency. Stay updated with the latest Android development trends, tools, and technologies to incorporate them into the project. Provide documentation and technical support as needed throughout the project lifecycle. Requirements: Proven experience as an Android developer with a portfolio of successful mobile applications. Proficiency in Java and/or Kotlin programming languages....
Hi Muhammad B., I noticed your profile and would like to offer you my project. We can discuss any details over chat.
i need somebody to help me to extend the battery of my solar cctv, when the cctv have more than fifth percent battery, it can film from time to time.
...who has successfully designed and constructed a data-collecting PCB. This device will incorporate 4-5 sensors, such as temperature and humidity sensors etc. The main aim of these sensors is to gather relevant data for later analysis. A reliable power source is essential for this device, necessitating the use of a battery to ensure continuous functionality. In the event of a power interruption, the device should be capable of entering a deep sleep mode after successfully transmitting data. Key points regarding the project are as follows: The project must be completed within 15 days. The device needs to transmit compiled sensor data at specific intervals. The ideal freelancer for this task should be proficient in ESP32, PCB development, sensor integration, and kn...
I'm in need of a marketing-savvy freelancer to help me...ebikes. These premium, Harley-style bikes are a perfect choice for: - Commuters looking to save on gas and avoid traffic - Outdoor enthusiasts - Elderly individuals wanting to enjoy a leisurely ride - Males aged 16-55 While the primary purpose of these ebikes is commuting, they are versatile and equally well-suited for leisurely and recreational rides as well. Key Selling Points: - Exceptional battery life - Harley-style design I'm looking for someone with experience in online sales, and a strong ability to target and engage potential customers. Skill in advertising strategy, online marketing and knowledge or interest in biking will be a strong advantage. Bring your expertise to this project and help me get these...
I am seeking an expert PCB designer experienced in EasyEDA for a prototyping project. Since the specific components haven't yet been decided, your expertise in prototyping and experience in working with a range of electronic components will be essential. The project timeline is flexible, and thoroughness and quality are more important than speed. Ideal Skills for this Job: - Familiarity with EasyEDA for PCB Design - Proficient in creating prototypes - Knowledgeable about a range of electronic components (Microcontrollers, Operational Amplifiers, RF Modules, etc.). - Excellent communication skills to provide updates and ask clarification questions
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.
Design a weatherproof sheet metal enclosure for a solar power system, to house the solar panel, and space for small electronics enclosure and lithium battery system. Design must be simple to manufacture and keep water away from the electronics and battery. The design should be visually appealing, concealing all wiring and electronics under the solar panel itself. The design must incorporate a sleeve to mount the enclosure onto a 90mm diameter steel pole and places to mount 2 antennas on top of the enclosure. Specific requirements: - The dimensions of the solar panel are 770mm x 670mm x 35mm. - Enclosure must have an access panel to remove the battery and electronics enclosure inside. - Electronics enclosure is approx 200mm x 100mm x 60mm - Must have anti-bird spike...
...marine surface. Experience with GPS technology is vital. - Anchor hold: Once the desired location is set on the GPS, it should hold the boat in that position. - Compatibility: Flexibility to integrate with any electrical trolling motor ensures this device caters to a wide range of sea faring vessels. Range: The product should have a decent tracking range, sufficient for typical boat outings. Battery life: - The electronics kit should run up to 5 hours, long enough for a good day of fishing or sailing. Expertise in power management for devices in a marine environment would be advantageous. The project's first phase is technology discovery, hence experience in electronics, GPS technology, and marine applications will be essential. Comprehensive knowledge about electrical ...
I need a proficient PCB designer who can create a unique design for an infrared light control system. This system will be housed on a compact, single-layered PCB, requiring detailed and thoughtful design to optimize the efficiency. - PCB Layer: Single-layer PCB - PCB Size: Flexibility is key here as the size is yet to be determined. A guided proposal on the size based on the functionalities to be embedded will be advantageous. - Special Characteristics: The PCB must be designed to handle a microcontroller that controls an infrared light. Hence, expertise in microcontroller integration to PCB is required. Skills and Experience: - Proficient with single-layer PCB designs - Deep understanding of microcontroller integration into PCBs -...
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 with si...
I'm i...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 design, and specifically with industrial settings. Understanding the robustness needed in harsh industrial environments is key. Prior work with 4G modules wil...
I am seeking a knowledgeable freelancer to assist in a PCB reverse engineering project. The main purpose of this assignment is to replicate and duplicate an existing board. Key Project Aspects: - PCB Reverse Engineering - Replication and Duplication Fortunately, all the components of the board are readily available and do not contain any obsolete or hard-to-source parts. This eases the procurement process eliminating any sourcing related delays. A working sample of the PCB is available for reference to further simplify the task and ensure accuracy. Ideal Freelancer Skills/Experience: - Expertise in PCB reverse engineering - Adept at PCB replication and duplication - Ability to source components for PCB construction - Proven track record ...
I am in need of an expert in PCB reverse engineering, with a primary focus on the component identification. For this project, I possess a physical circuit board, however, I'm unaware of what components have been used in it. The main goal is to identify these elements and their interconnections. Skills & Experience: - Profound knowledge in PCB circuitry and components - Experience in reverse engineering projects - Capability to work with physical PCB boards - Strong attention to detail in identifying unknown components Deliverables: - A detailed list and diagram of identified components and connections on the PCB.
I'm in need of an experienced electrical engineer 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...
...designed for RC cars. Your task is to effectively communicate key elements such as: - My brand name and logo - Battery specifications and ratings - Safety warnings and instructions. 3 sizes: (1)1200mah 7.4V 30C sticker size:27*40mm (2)1400mah 22.2V 120C sticker size:30*55mm (3)5500mah 7.4V 50C sticker size:41*120mm Should say something like "veloci-cel by " The labels should be integrated into a custom-shaped package design, which can stand out in a crowded marketplace. Please factor in these details into your design and be sure to apply creativity and industry-specific knowledge. In addition to graphic design skills, familiarity with battery product packaging, especially in RC cars sector, is highly desirable for this project. Your design should not...
I need a proficient electronics engineer to review and identify any design flaws, then route the PCB layout created with Eagle software. Please update the design to correct any design issues. Dont change the location of the 24x DMM-4026-B-I2S-R ICs. Any other component can be moved. If you can't identify at least 10 flaws or suggestions then I cant accept the review. The highest frequency in the board is SCKx and D1-D24 at 3.07MHz.
I am looking for two product cases to be designed for 3d printing. I have a previous STL file to base one of the designs off and I will need something similar for the second. Product Design 1: - Ca...cases to be designed for 3d printing. I have a previous STL file to base one of the designs off and I will need something similar for the second. Product Design 1: - Case has screw holes inside to fix a PCB - Case is screwable from the outside - Case has wall fixings - Case needs a small circular hole for a cable - Case needs a small hole on the top to press a button I have an STL file that does all of the above and I just need it to be modified. Product Design 2: - Case needs to clip together - Case needs to have a battery (I am using a coin cell battery) compartme...
...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, and operational principles is essential. Explanations for design decisions and component selection are necessary to ensure clarity and understanding 4. Battery Protection: Incorpora...
Pcb designer with knowledge of circuit diagram and sensors
I am seeking an expert PCB designer experienced in EasyEDA for a prototyping project. Since the specific components haven't yet been decided, your expertise in prototyping and experience in working with a range of electronic components will be essential. The project timeline is flexible, and thoroughness and quality are more important than speed. Ideal Skills for this Job: - Familiarity with EasyEDA for PCB Design - Proficient in creating prototypes - Knowledgeable about a range of electronic components (Microcontrollers, Operational Amplifiers, RF Modules, etc.). - Excellent communication skills to provide updates and ask clarification questions
I'm in the process of finalizing a product prototype, which I anticipate will be ready within the next 4 to 6 weeks. It is a new luxury artificial candle that is an extension of the existing battery-operated, flameless candles in the market aim is to launch a crowdfunding campaign to obtain US$40,000 in funds and introduce the product to the US market. The project timeline is stringent, needing completion as soon as possible after the crowdfunding launch. Ideal candidate will have: - Proven expertise in crowdfunding campaigns. - Experience in product launches, particularly in the US market. - Ability to work within tight deadlines while maintaining quality. Your role will be instrumental in helping this idea come to life, from launching the crowdfunding campaign
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 fil...
I require a seasoned motion graphics artist to create a product demo video. The primary objective? It's the launch of a revolutionary product - let's make an explosive entry. The imagery? Futuristic. Think along the lines of cutting-edge tech, holographic displays, sleek designs. Ideal experience and skills: - Motion graphics creation - Futuristic design aesthetic - Product demo videos and product launches - Ability to translate concepts into visually stunning animations Hit me up if you're keen on shaping the future one frame at a time.
I need to develop a module project using Rockchip's RV1126. The SOM module must include: 1GB or 2GB DDR4 RAM, Power supply chip, EMMC, Processor. All I/Os should be accessible through a connector, which will be attached to the test board....ESP32 and Raspberry Pi, with 2 MIPI CSI camera inputs, Ethernet connection, Wifi connection via SDIO, Audio (microphone input), Audio (speaker output, PAM8403), 1 MIPI DSI display, 1 RGB Display connector. Adding to the previous specifications, the project must be delivered using Altium software. Payment will be split into stages, corresponding to the following phases of development: schematic, PCB, and, after manufacturing, testing of the entire system. This payment structure aims to ensure the quality and completion of each crucial phase ...
I am looking for a professional with extensive knowledge in mobile technology, specifically Chinese smartphones. The focus of this assignment will be to enhance three key features of the device: - Long Battery Life: The device should be optimized to have a longer battery life. Freelancer must advise on how to best achieve this. - High Quality Camera: There is also a necessity for a high-resolution camera that takes quality pictures under a variety of conditions. Expertise in camera technolgy is a plus. - Large Storage Capacity: Lastly, a huge storage capacity is to be expected without compromising the phone's overall performance. Experience in data management and storage optimization is desirable. There's no rush to complete this project, quality is my top priori...
...sensor will detect an obstacle if it is in the path of the robot and send the signal to the Arduino microcontroller. If the obstacle is present on the line for more than 10 seconds then the robot must avoid it and return to the line. The robot must be able to go from one service to another. The robot's control unit measures the actual battery status or the battery's state of charge/stored energy and makes appropriate decisions. If the battery level is low or the battery charge decreases, the robot will head to the wireless charging station. When charging is complete, the robot will return on its way. The left and right movements of the robot are controlled by the respective left and right turn movements, clockwise or counterclockwise, controlled by the Ard...
針對一台已組裝好的机器,需要設計單片机模塊,去控制各電机及聲光動作。To design and develop a PCB to drive the motors of a mechanical machine, store data, communication with server etc.
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.
I'm in need of an experienced specialist in PCB designing, specifically for a medium-sized, high-power output audio amplifier (150W and above). Key Aspects: - The amplifier should support only analog inputs. - The desired audio power amplifier PCB should be of a medium size, suitable for high output power of 150W and above. Preferred Skills: - Proficiency in PCB Design - Familiarity with audio engineering concepts - Proven experience designing high-power audio amplifiers.
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 looking for a proficient PCB designer who is skilled in using Altium Designer. The task involves crafting an effective, energy-efficient, double-sided PCB. KEY REQUIREMENTS: - Expertise in Altium Designer Software - Experience with double-sided PCBs - Strong emphasis on ensuring energy efficiency Your technical proficiency in these areas will be crucial to the successful realization of my project. Efficiency-conscious design strategies will need to be employed to meet the project's primary focus of energy conservation.
The project consist in the design of a CM4 carrier board whit specific requirements. All connections with ended with JST connectors, (except the antenna of the AIS, to be decided). The idea is starting from a existing CM4 carrier board ‘open source’, and modify it to add/remove elements, also ‘open source’. Most of the requirements can be found in any CM4 carrier board available with a public license. Description of the elements, interfaces and other requirements follows • Maximum board size 100mmx200mm • Power souce 12v • USB-C • Ethernet • CANBUS (Can provide design sources) • PCIe • SD card slot • LVDS signal + backlight (Can provide design sources) • Marine AIS class B (Can provi...
We need an embedded systems engineer that has experience with high precision motor and sensor control. The engineer should have profound knowledge and experience with various electronic components in the market, because we need long lasting components for our project. We also need our system to be controlled with a mobile app. More details will be shared via...control. The engineer should have profound knowledge and experience with various electronic components in the market, because we need long lasting components for our project. We also need our system to be controlled with a mobile app. More details will be shared via chat. People with following skills bid on this project - 1) High precision motor and sensor control for dot matrix printing. 2) PCB design. 3) Embedded system a...
I require a qualified engineer to design and implement a small, slimline 5000mAh wireless charging battery that is compatible with all smartphones. This will need to be encased in a material such as silicone or similar, making the battery removable. The successful freelancer should display: - Proficiency in electrical/electronics engineering - Experience in building wireless charging solutions - Familiarity with the Qi wireless charging standard - Knowledge of smartphone battery requirements Please include references or examples of past similar projects in your bid. Thanks.
As a beginner who's keen to learn Altium PCB board design, I am seeking a tutor who can help me understand and navigate Altium software. While the main focus will be on practical exercises, constructive feedback on my progress is highly appreciated. The tutoring sessions will be 1 hour each. An ideal tutor will have: - Comprehensive knowledge and experience in Altium PCB design - Excellent teaching skills tailored to beginners - Ability to provide practical exercises and meaningful feedback - Flexibility to adjust lessons according to my learning pace.
...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....