Ion battery charging circuit schematic trabalhos

I am looking for a PCB design expert to help me with my project. This is a very simple circuit board. I have a preliminary design in designspark, but I need someone to review it and make any necessary changes for track width (ampacity) or anything else that I may not know is wrong. Ideal skills and experience for the job: - Experience in designing large PCBs - Proficiency in creating PCB designs with few components and simple layouts - Ability to incorporate specific requirements and features into the design If you have the necessary skills and experience, please submit your proposal along with samples of your previous work.

...stored on device in the case no internet connection available - on having connection all "old" stored data are transmitted first and then current data is sent - schedule of position detection can be configured in seconds - schedule of deep sleep of ESP can be configured in seconds - solution shall be highly energy conserving, since in later phases it will run on battery and optionally on additional solar power for charging battery. So you require to consider sleep, deep sleep modes and the corresponding scheduling of the modes level of discussions expected: Ideally you already have implemented such a solution. The solution is working and you could demo. What we require: - you can offer us that solution with specific hardware - you let us know the benefits...

...freelancer who can create a PLC STEP 7 program using Ladder Logic. The program needs to be integrated in an existing Siemens PLCs project, and replace this function. Hot Fluid Pump Control We have a motor pump, controlled by a SINAMICS G120C inverters, that pumps a hot fluid (glycol) thru a circuit of several tanks for heating. Each tank has a Temperature PID (with output configured to PWM) to control a valve that includes the tank in the previous circuit (valve on - receives hot glycol) or excludes from that circuit (valve off – no heating). (see diagram in attached file) Current Implementation: The current (working) implementation of this system is a set of STEP 7 Organization Block (for SIEMENS S7-1500 PLC) that controls the velocity of the motor (TO_...

...player, and maping clouds available for storage of songs. you are talent in mathematics especially in ARIMA derinative to split the container in real time with CPU and memory limitations, this is your specialist approach, in a minimal memory footprint and some percentages of CPU available you are able to create MP4 container conversion for a datapipe in maximal kpbs in minimal network datapipe. Battery will drain if HW available is used more than minimal amount of resources. We need to test the product in order to have certification for products in WIMAX, bands 40 to 80 in GSM, TDMA, CDMA and various flavors of LTE branded networks. Our main HW environments are in Apple, Google, KaiOS products, where we would like to offer a below radar approach, not to be noticed in HW-SW OS re...

We are seeking skilled electronics engineers or teams to work on an exciting project that involves the design and implementation of an Error Correcting Code (ECC) system for data transmission. This project is an excellent opportunity to showcase your expertise in Boolean logic, circuit design, and error correction techniques. Project Overview: The primary objective of this project is to create a robust ECC system to ensure reliable data transmission from an I/O Controller to Memory. The ECC system should be capable of detecting and correcting single-bit errors and, in the case of a two-bit error, displaying an error status. The project involves three key components: ECC Generator: Develop an ECC Generator at the I/O Controller to generate a 13-bit vector from an 8-bit Data Vector,...

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I am looking for a freelancer who can design a logicwork circuit for a specific architectural project. Requirements: - Experience in designing logicwork circuits - Knowledge of analog and digital circuits - Familiarity with mixed-signal circuits - Ability to work with specific components and functionality as provided by the client Ideal Skills: - Circuit design - Logicwork expertise - Understanding of architectural projects Please note that the client has specific components and functionality in mind for the circuit.

...following features. 1. Take input from 11 to 18V 2. All Output should remain constant at 12.5V regardless of input battery voltage 3.(normal power) 4 lanes 12v 3 A each with barrel connectors at the end. 3.1should be able to measure the current consumed in the lane. data of the current consumed to be fed to an arduino input. 3.2should be able to switch on/off using arduino/microcontroller digital signal 4.(PWM power) 3 lanes12v 2A each with rca connectors at the end. 4.1 Each lane recieves a PWM signal from arduino/microcontroller and provide pulsed 12v power 4.2 same as 3.1 4.3 same as 3.2 5. Provide power for arduino/microcontroller Help me to design the schematic and gerber files for printing. If you are bidding for this job, please make sure you let me know...

Need a Logo for a EV charging company which have Charging Stations for Fast EV charging named Power Flow Solutions, attached are sample picture to illustrate how will be our stations and where the logo will be placed. Preferably use Green Blue and/or Orange. Logo Must have Icon and Text , like in the samples attached

I need a novel EV charger made with a futuristic look with an app to go with it for custom charging. I also want it to have an LCD screen with various parameters on it. It should have wireless connectivity and Bluetooth for monitoring purposes with an app suitable for both iOS and android phones worldwide. I need a CAD design and then I will look into prototyping. The electronics should use PCB chipboard. I would like to incorporate our brand called “eco ev+”. It should be able to survive all weather conditions, especially those for worst case scenarios. I am looking for a freelancer to assist me with a 3D modeling project. The ideal candidate should have experience in 3D modeling and be proficient in various software options such as AutoCAD and SolidWorks. However, I d...

...looking for a freelancer to design a new logo for my company. - I am open to suggestions for the design elements and symbols to be included in the logo. - The logo should be completed within 24hours since this post is made. Company name: HTO USA Business description: Battery sales & distribution What we want for Logo: We want to make our logo be like a battery cell made with water drop. I will attach some photo examples of the water drop and some pictures look like it's made with water drop. And I am also attaching the battery cell shaped just to make sure. color of the logo: desirably sky blue. And please also write our company's name for us that looks decent with the logo you make for us. Please put the logo on the left side and our company nam...

I am looking for an experienced electronic circuit designer to help create a digital circuit for a specific application. It’s a medium-term project with an estimated timeline of 3-4 weeks. An ideal candidate for this project is someone who has plenty of experience with digital circuitry and is capable of both analyzing complex designs as well as developing creative solutions. Moreover, they should be able to work independently and have the capacity to complete the project efficiently within the timeline specified. The types of tasks that the successful candidate could expect to be involved in include assessing the project requirements, designing a circuit, testing and debugging, and ensuring that the proposed solution is of the highest quality standard. If yo...

I am just in the need of having my KiCad schematic reviewed for accuracy. It's a simple 2-channel relay board. This should not take an experienced freelancer much time to look it over and confirm it will work as-is or if things need to be replaced/added and/or modified. I have attached an image of my schematic to give you an idea of what my schematic looks like before bidding. Please note that no additional services such as 3D modeling or prototype creation are required for this project.

I'm looking for a logo designer to create a unique, eye-catching identifier for my newly-launched technology enterprise. It ne...for my newly-launched technology enterprise. It needs to be remarkable and instantly recognizable; I'm looking for an experienced designer who can take these preferences and craft a truly memorable logo that will reach my desired audience and give my enterprise a strong impression. The business we are thinking of is mainly for Electric Vehicle Charging, including selling and installing the home charger, installing and operating a commercial charging network and online selling of EV accessories. Our vision is to do our part to make this world more sustainable by using as much clean energy as we can. Our company name is iEV, the logo will ne...

I have a product using a shield that I designed which goes over an Arduino Mega 2560. I...that I designed which goes over an Arduino Mega 2560. I would like to have this redesigned to have a single board which uses the ATMega chip. I would rather keep things as they are as much as possible as the whole thing is already debugged and working well. It also uses a DS3231 real time clock, which I would also like to be embedded directly to the system. I have Eagle schematics, but my shield circuit is rather simple - it is basically four 28BYJ-48 drivers + a RTC on a single shield. I would like to know about past projects and your general experience. If there are opportunities for improvements I'd be happy to hear them. I would like to have a design which should be ok for FCC and ULC...

I am looking for an Android developer to create a background application that will send GPS location to a specified URL. The ideal candidate for this project should have experience in Android app development and GPS integration. **Application Requirements:** - When the application cannot establish a GPS connection, it sho...application is active. The installation will be done based on approval of client but will run as a background application and by default it will be configured to send data every x minute or when location changes. This should work on all android versions. **Skills and Experience Required:** - Android app development - GPS integration - Background application development - Notification handling If battery level goes below a level, the application will be in s...

I am looking for a skilled developer to create an online financial calculator for me. Calculator Type: - The calculator should be a financial calculator, specifically designed to perform complex financial calculations. Functionality: - I have a detailed list of specific functionalities that I would like the calculator to have to create quotes for solar panels size 4>20 panels Battery options 4>7 and 4 extra items and then add company margin. Design and build Timeline: - This project is urgent, and I would like it to be completed within 1-2 weeks. Skills and Experience: - Experience in developing online calculators, particularly financial calculators, is required. - Knowledge of financial concepts and formulas is necessary to ensure accurate calculations. - Proficiency i...

I have a small business selling quadrocopters from China. There is a task for today and tomorrow to find customers for the supply of quadrocopters anywhere in the world. It is necessary to have time to fulfill the sales plan. Our sales model looks like this: we find a ...pro=780$ DJI Mini 3 pro （+DJI RC PRO）=910$ DJI Avata Avata Fly Smart Combo =1120$ DJI Avata Avata Pro-View Combo =1340$ DJI Air 2S Fly more combo =1335$ DJI Air 2S Standart =1040$ DJI Mavic 3=1910$ DJI Mavic 3 Fly More Combo=2650$ DJI Mavic 3 Fly More Combo+DJI RC PRO=3430$ DJI Mavic 3 Cine Premium Combo（Chinese version）=4950$ DJI Mavic 3E =3498$ DJI Mavic 3E+battery/RTK =5060$ DJI Mavic 3T (termal vision)=4808$ DJI Mavic 3T + battery (termal vision)=5380$ DJI Mavic 3 Classic=1540$ DJI Mavic Classic +DJI RC ...

I am looking for a freelancer who can develop a Square Wave to Sine Wave (Power) Converter for my project. Input Voltage: 120V (rms) Square wave Frequency: 500 Hz Output Voltage: Same as Input Load applied at Output: 1....for my project. Input Voltage: 120V (rms) Square wave Frequency: 500 Hz Output Voltage: Same as Input Load applied at Output: 1.5 Amp Skills and Experience: - Experience in designing and developing power converters. - Proficiency in working with square wave to sine wave conversion. - Knowledge of frequency range specifications and voltage regulation. - Familiarity with power electronics and circuit design. - Ability to ensure reliability and efficiency in the converter design. If you have the required skills and experience, please submit your proposal for thi...

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I am looking for a professional freelancer to build a small PC board for a 24v electric car. The PC board should measure up to 10cm x 10cm and be used as a control system with basic components and functions. This project will require expertise in putting together a circuit board and should take an experienced professional no more than one or two days. I am hoping to receive a competitive bid from a reliable freelancer with knowledge and experience in this area. Thanks for your attention, and please don't hesitate to contact me with any questions.

I'm interested in developing a durable handheld milk frother designed for robust performance. I'm seeking a product that combines quality with affordability, primarily constructed from stainless steel, or other high-quality materials for most components. Additionally, it should offer flexibility with power options, including both battery and corded functionality (Optional). If your company can deliver a product that aligns with these specifications, I would appreciate receiving your proposal and exploring further details. Thank you! *An image was added as a reference only.

I am looking for an experienced developer to fix a bug on my WordPress website. The bug is related to late fees being charged incorrectly. The late fee system is connected to an API that checks if the shipment has been returned to us. Dispatch parcels being lodged at post offices on time, the system is charging our customers falsely, please figure out why and fix bug Ideal Skills and Experience: - Strong experience in WordPress development - Proficient in debugging and troubleshooting WordPress websites - Familiarity with payment systems and fee calculations - Attention to detail to identify and rectify the error accurately - Ability to work independently and deliver the fix in a timely manner

I'm...volts, this supplies the wifi modem and other route goes to a LDO-3.3V. I don't want to use the module () anymore and embed it to the PCB as a fixed-5V circuit. So i Ask for: 1. Add a transistor circuit to supply 5V to the modem (from the lm2596 regulator) when the ESP32's GPIO commands. Add it to the current version of the schematic and PCB board layout. 2. Do the fixed-5V circuit, according to LM2596 datasheet, in the current schematic and PCB layout. Find the main components (1. transistor; 2. coil, diode, chip regulator) in LCSSC Electronics () so the footprints of the PCB match the solder pins of the packages. Add it to the current version of the PCB board layout.

Hi! I have a small business selling quadrocopters from China. There is a task for today and tomorrow to find customers for the supply of quadrocopters anywhere in the world. It is necessary to have time to fulfill the sales plan. Our sales model looks like this: we fi...pro=780$ DJI Mini 3 pro （+DJI RC PRO）=910$ DJI Avata Avata Fly Smart Combo =1120$ DJI Avata Avata Pro-View Combo =1340$ DJI Air 2S Fly more combo =1335$ DJI Air 2S Standart =1040$ DJI Mavic 3=1910$ DJI Mavic 3 Fly More Combo=2650$ DJI Mavic 3 Fly More Combo+DJI RC PRO=3430$ DJI Mavic 3 Cine Premium Combo（Chinese version）=4950$ DJI Mavic 3E =3498$ DJI Mavic 3E+battery/RTK =5060$ DJI Mavic 3T (termal vision)=4808$ DJI Mavic 3T + battery (termal vision)=5380$ DJI Mavic 3 Classic=1540$ DJI Mavic Classic +DJI RC ...

...sophistication and modernity while allowing the design to pop. Colour palette must be white, light blues, greys, black - to use in which ever combination you prefer. Carbon Fiber Aesthetic: Incorporate a realistic carbon fiber texture or pattern. The carbon fiber should convey a sense of strength, quality, and luxury. Technical Imagery: Infuse technical elements into the design, such as subtle circuit-like patterns, hexagons, or other high-tech graphics, to emphasize the racket's advanced engineering. Please ensure that the design adheres to any relevant trademark or copyright regulations and that it can be easily adapted for various racket sizes within the Top End product line if necessary. The final design should reflect the essence of luxury, innovation, and technica...

...small boat, which is less than 30 feet in size. The ideal candidate should have a strong understanding of modern design styles. Skills and Experience: - Proficiency in boat interior design - Knowledge of modern design principles - Ability to create functional and aesthetically pleasing spaces for leisure purposes Responsibilities: 1. Concept design presentation (Preparing preliminary sketches/schematic layouts, Look and feel referencing, and Digital/Physical mood boards in line with the Client’s preferences). 2. Detail presentation based on inputs from concept presentation with finalized layout. 3. 3-dimensional basic model (Renders with materials and textures). 4. Material Specification and specified selections. 5. Preparing specified Good for Construction (GFC) draw...

I have a small business selling quadrocopters from China. There is a task for today and tomorrow to find customers for the supply of quadrocopters anywhere in the world. It is necessary to have time to fulfill the sales plan. Our sales model looks like this: we find a ...pro=780$ DJI Mini 3 pro （+DJI RC PRO）=910$ DJI Avata Avata Fly Smart Combo =1120$ DJI Avata Avata Pro-View Combo =1340$ DJI Air 2S Fly more combo =1335$ DJI Air 2S Standart =1040$ DJI Mavic 3=1910$ DJI Mavic 3 Fly More Combo=2650$ DJI Mavic 3 Fly More Combo+DJI RC PRO=3430$ DJI Mavic 3 Cine Premium Combo（Chinese version）=4950$ DJI Mavic 3E =3498$ DJI Mavic 3E+battery/RTK =5060$ DJI Mavic 3T (termal vision)=4808$ DJI Mavic 3T + battery (termal vision)=5380$ DJI Mavic 3 Classic=1540$ DJI Mavic Classic +DJI RC ...

Hi, I need a PCB designer ideally with experience with and that had designed and manufactured boards already from china. I need an adaptation for an ESP32-CAM with a lower current draw voltage regulator and some other JST connectors for battery.

I am looking for a skilled PCB designer to create a schematic design for my project. The complexity of the design is simple. Specific requirements for the PCB size and dimensions are provided, so the ideal candidate should be able to work within those specifications. I will provide details on the particular components and features that must be included in the design. Experience in PCB design and knowledge of component selection and placement is required for this project. The ability to work efficiently and meet deadlines is also important. If you have previous experience in designing compact PCBs and can provide samples of your work, that would be highly advantageous.

I am looking for a PCB designer to create a circuit board for a Class-D audio amplifier. The project requires the following: Power Output: - The audio amplifier should have a power output of less than 50W. PCB Size: - The PCB should be designed to a specific size (less than 3 x 2 inches). The PCB will have two inputs one for the audio and one for the power source of +30VDC and -30VDC Input Source: - The amplifier will be used with an analog input source. Ideal Skills and Experience: - Experience in PCB design for audio amplifiers. - Proficiency in working with Class-D amplifier circuits. - Knowledge of analog input source compatibility. - Ability to design PCBs to specific size requirements.

I am looking for a skilled freelancer who can update an existing PCB board with a RENESAS chip. The specific changes needed for the PCB board include replacing components and adding new functions and d...to be in Altium Designer. Skills and Experience: - Experience in PCB design and layout in Altium Designer - Proficiency in working with RENESAS chips - Knowledge of electronic components and circuitry Requirements: - Ability to work with existing schematic and layout files for the PCB board - Familiarity with RENESAS chips and their compatibility with the project - Attention to detail to ensure accurate placement and connections of new components If you have the necessary skills and experience, and are able to work with the provided schematic and layout files, please subm...

I am in need of a patent schematic to protect an invention of mine. My patent of choice is Provisional. I do have some specific requirements and references for the schematic, so it is important that these be incorporated into the design. Regarding the level of detail for the schematic, I am looking for a basic overview.

I am beyond excited to have the opportunity to work on your " Website Designer " project! After thoroughly reviewing the project description, I am confident I have the expertise and passion to bring your vision to life and exceed your expectations.. I will work for you without charging any money and deliver the final product within the time frame you needed and will deliver satisfactory result for you. I have done relevant work like these before as well. I can also do multiple revisions until you get satisfied with the work and I am also willing to work with your organization for long term. Please message me so we can discuss and proceed accordingly.

I am looking for a freelancer to analyse my current schematic and PCB design. I need to verify current input impedance and if required improve the input impedance to the >1 TeraOhm range. The project requires both TeraOhm input impedance testing and PCB simulation. Specific requirements for the new impedance value: I have a specific value in mind that I would like the freelancer to achieve. >1 TeraOhm range I need a detailed report of the changes and simulations performed on the PCB. The documentation should provide a comprehensive overview of the modifications required. Ideally we don't want to modify the current PCB layout but hopefully only make changes to specific components to get as close as possible to the target input impedance. This means the same footprint ...

I want a very simple DC motor controller with these features: 1- Input 9v Alkaline battery 2- 12v, 5W DC motor 3- Capability to adjust the motor speed (using PWM preferred) through a potentiometer 4- Low voltage, low amp switch entry on the board (2 wires) to start the motor. ( I will solder the switch wires later) 5- Green LED bulb that shows when motor is running (not a surface mount LED) 6- Red LED bulb that turns on when battery voltage is too low (not a surface mount LED) 7- Fixed timer that shuts the motor down automatically, even if the switch is on, with timer set to 5min (acts as a safety feature) I need the gerber files so I can move the components around if needed. To complete the project, I'm looking for an experienced freelancer who understands how to desi...

...development of a battery supervisor system. The budget for this project is $800. Specific features required for the battery supervisor system include overcharge and overdischarge protection. My project is the development of a BMS PCB. I need a device to monitor the state of the battery. (5S cells) Without control function. If deviations are detected, the device must close the relay contacts. The cell balancing function should also be implemented. It is necessary to prepare a specification for release on the pcbway platform. The specs I have given are the minimum requirements; any additional features or capabilities would be a plus. The PCB should take into account any potential future upgrades that I may require. This system is designed to monitor, not control, ...

...engineering and measurement accuracy. Requirements: - The earth resistance measurement must have a required accuracy of ±1%. - The preferred method for the meter to measure earth resistance is through the inductive method. - The maximum earth resistance value to be measured should fall within the range of 0-10 Ohms. Ideal Skills and Experience: - Strong background in electrical engineering and circuit design. - Experience in developing clamp earth resistance meters or similar instruments. - Proficiency in programming and firmware development for data acquisition and analysis. - Knowledge of inductive measurement methods and techniques. - Familiarity with designing instruments with high measurement accuracy. If you are confident in your abilities to meet these requiremen...

I'm looking for a skilled and experienced freelancer to solder components onto my printed circuit board (PCB). I have a detailed schematic showing all components and their placement on the board, and there are more than 50 components that need to be soldered. This requires excellent soldering skills and a great deal of care and precision. This project is a high priority for me and I need to get it done quickly and right the first time. Preferred qualifications include experience working on PCBs and a proven track record of success in soldering PCBs with complex designs. If you can help me with this project, I look forward to hearing from you!

Aviator game Platform: Mobile I want app or website of aviator in which people add money and take bet on aviator Preferred game genre: Simulation Level of game complexity: Simple, one-level game Skills and Experience: - Experience in mobile game development - Proficiency in simulation game design - Ability to c...of aviator in which people add money and take bet on aviator Preferred game genre: Simulation Level of game complexity: Simple, one-level game Skills and Experience: - Experience in mobile game development - Proficiency in simulation game design - Ability to create a simple, one-level game with intuitive controls and smooth gameplay - Knowledge of mobile game optimization for performance and battery efficiency - Strong understanding of game mechanics and user experie...

...and distribution services. • Mechanical plant condensate waste. • Sanitary Drainage System to AS3500 and local authorities requirements. 1.1.1.2. Assist Architect with sizing of gutters and downpipes 1.1.1.3. Electronic issue of drawings for BP/Tender/Construction phases. 2. Hydraulic Services - Clarifications *You should be able to complete this work to Australian standards Deliverables 1. Schematic Design using PDF Markup (Bluebeam or similar) 2. Contract Documentation to Building Permit/Tender (PDF and AUTOCAD copies of design drawings)...

- I am looking for a freelancer or team who can integrate a UPI payment gateway into my website. - Currently, I am using payment gateway like paytm, razorpay, payumoney. etc. but they are started charging some percentage of transaction charge. my business volume is not much. so please help us finding or setting up upi 0% transaction charge for any rbi authorize payment gateway. - seeking assistance in creating merchant account if required - Integration of payment gateway also required in php and mysql with strong security

I am looking for an experienced engineer to assist me with a project involving a simple analog mic circuit. I need to add an Op-Amp to increase the voltage by a factor of 10 for a simple microphone circuit. Input Voltage Range: The input voltage range for the mic circuit is 48VDC. Op-Amps Needed: Only one Op-Amp (AD743) is required for this circuit. Skills and Experience Required: - Strong knowledge and experience in analog circuit design. - Proficiency in using KiCad or TINA or Altium for circuit simulation and design - Ability to create a Bill of Materials (BOM) and create Gerber files. If you possess the necessary skills and experience, please submit your proposal for this project.

Customising the ca...on Shopify - Project Title: Customising the cart interface Shopify - Specific Changes: I want to radically change the interface of the payment page. In a more simplified way, I want it to be logging in through the mobile number, sending a sms, and entering the account or to complete the request, Red, changing the form of the payment method and putting icons for it and being more clearly and charging method. Ideal Skills and Experience: - Proficiency in Shopify development and customization - Strong understanding of cart interface and functionality - Experience in implementing design changes and enhancements - Ability to collaborate with clients and provide assistance in refining design ideas - Efficient and able to complete the customizations within the give...

...designer to create a website for our electric motorcycle and battery swapping business. The main purpose of the website is to showcase our products, services, and rental and management of batteries. Design Preferences: - We prefer a minimalist and modern design that reflects the sleek and innovative nature of our electric motorcycles. Specific Features and Functionalities: - We require an online booking/reservation system for battery swapping, allowing customers to easily schedule and manage their battery swaps. - Maybe some ecommerce but not much Ideal Skills and Experience: - Experience in designing modern and minimalist websites - Proficiency in creating online booking/reservation systems - Knowledge of electric motorcycles and battery swapping indu...

YOUR BID IS THE PRICE FOR WHICH YOU WANT TO WORK, only that way you gonna be accepted. I am looking for a graphic designer who can create 8 screenshots and a feature image for my Battery Monitoring app on the Play Store. Here is link to the application: Current screenshots and featured image already exists on Figma for the in app screenshots that can be used. Theme: The app is focused on monitoring and managing battery usage on mobile devices. Design Preferences: I am open to suggestions and would like the designer to come up with creative ideas for the screenshots and feature image. Goals: - Attract new users to download the app - Showcase the app's features and functionality - Improve the app's visibility and ranking

I am in need of a power supply expert to assist me with a project. The specific expertise I need is Power Supply Design, and I already have a schematic prepared for the project. I am looking for an engineer who is available to work on this project remotely and support me for a solution to fix the identified problem. Attached documents: 1. Schematic PSU with SMR20.8/10111 2. Datasheet SMR20.8/10111 3. Schematic2 to be used with connected ESP32-S3 and Display 4. Oscillograph records referred to schematic2 (Channel1: VCC_IN, Channel 2: +3.3V, Channel 3: VCC) 5. I5 conducted radio frequency report The product (room controller) has failed the requirements for the CE certification especially in "I5 conducted radio frequency". The expert should have good knowledge in pow...

Project Title: Micro Size Wearable GPS Tracker wit...GPS technology and accurate positioning algorithms - Strong knowledge of Android app development and integration If you have a passion for creating innovative wearable devices and have the necessary skills and experience, I would love to discuss the project in more detail. Please provide examples of your previous work related to wearable devices and Android app integration. The scope including schematic design, components selection and bom list preparing, pcb design, firmware development, of existing android open source available then integrtae it or else develop our own app, prototype module of GPS tracker for child with panic botton and exact location matching. The enclosure design with ultra micro size should ready for manuf...

I am looking for a skilled GUI designer to create a visually appealing and futuristic interface for our E bike. The GUI should have the following features: - Battery Level Indicator: This feature is crucial for users to monitor the battery status of the E bike. -Speedometer: TO indicate speed. and other things. The ideal candidate should have experience in designing minimalist and futuristic interfaces. Additionally, they should be able to adapt the GUI to fit a small screen size (less than 5 inches). Skills required for this project: - GUI design - User interface (UI) design - Experience with adapting interfaces to different screen sizes If you have the skills and experience required, please submit your proposal with relevant examples of your previous work.

...dimming facility from 10V to 28V using 10K pot. Skills and Experience: - Experience in designing and building Buck-Boost Converters - Knowledge of power supply systems and voltage regulation - Familiarity with power electronics and circuit design - Ability to select and integrate suitable components for the converter - Proficiency in simulation and analysis tools for converter performance evaluation The ideal freelancer should have a strong background in electrical engineering and power electronics. They should be able to provide a detailed design and schematic diagram for the Buck-Boost Converter, as well as recommendations for suitable components. Additionally, the freelancer should be able to perform simulations and analysis to ensure the converter meets the desired s...