5v battery charging circuit jobs
Life Force Model 3. Use current Life Force design and change battery tray for replaceable prizmatic cells. The Life Force case will need to be stretched for 24V 36V 48V models.
I am in need of researching Missouri's for data related to a circuit court judge and their sentencing habits. Specifically, I am looking for all available records of their sentencing data, to be presented in the form of a spreadsheet. My team believes that there may have been an excessive amount of sentencing done by this judge, resulting in increased costs to taxpayers as well as an unnecessary strain on the prison system. We are hoping that this data will provide us with the evidence required to support our allegations. This is a crucial project that needs to be handled professionally and with utmost attention to detail. Experience in researching case law and court records is preferred. Accuracy is key and any data presented in the spreadsheet must be as up to date and com...
I am looking for an experienced web developer to create a web application for on-line tuition for high school students. The web application should have capabilities such as live video classes, an online whiteboard for real-time collaboration, and recorded video lesso...development and with a good track record of successful projects. The ideal candidate should also have a strong understanding of teaching approaches in the referenced subject areas. It's a start-up institution. I required serious and loyal developers to give me lifelong support for maintaining the website and also be used to develop further IT infrastructure in the future. I needed affordable fee-charging developers. If you think you have the skillset and creative vision to make this project a success then pleas...
create a circuit diagram Arduino program with a schematic diagram Ping me for more details
...inflows. Strategic Alliances: What sets this fund apart is the strategic partnerships with prominent figures in the cannabis sector. We have the potential to collaborate with partners such as David Ortiz and his cannabis brand Big Papi Cannabis, Noah40Shebib and Drake's cannabis brand Bullrider, Josh Kesselman, the owner of Raw rolling papers products and accessories, and Carlos Duarte, with his EV charging stations company Charge Fast. These partnerships as well as the the funds alliances and investors will not only provide financial backing but also lend their expertise, brand recognition, and strategic insights to ZYPRUN. Benefits and Impact: The investments gathered through this fund would be targeted towards various avenues for growth, including expanding ZYPRUN'...
Project Description: I am seeking someone with Electric, LTspice, IRSIM experience for a circuit design project. Specific Experience: - Proficiency in Electric software - Familiarity with LTspice and IRSIM Nature of Project Task: - Circuit design - Simulation modeling - Electrical analysis Preferred Method of Communication: - Instant messaging Ideal Skills and Experience: - Strong background in electrical engineering - Experience in circuit design and simulation - Proficient in using Electric, LTspice, and IRSIM - Effective communication skills through instant messaging If you have the necessary experience and skills in Electric, LTspice, and IRSIM, and are proficient in circuit design, simulation modeling, and electrical analysis, please re...
Submit design proposal for a Pelton turbine generator back feed system to storage battery in a closed system. 1.5 hours $50.00 usd
3D Modeling Task: Background: =========== We build small electronic modules based on a modular platform. Each finished product consists of: • A circuit board with electronic signal connectors attached to it • An extruded aluminum enclosure • Front end plate with holes for the signal connectors • Rear end plate with holes of the signal connectors Here is an example of a finished product (view in any browser other than Safari/macOS): Many of our customers have asked us for 3D models of our products, but we do not have any 3D modeling capability in our company. We did have one customer create a complete model of one product (PRL-425T, shown on page linked above with the actual model linked below), and we would
I am looking for a freelancer to create electrical wiring diagrams that are moderately detailed. No specific requirements or standards need to be followed since there are no specific demands. The diagrams should be of a moderate level of detail. The project should include circuit diagrams, network diagrams, and electrical wiring diagrams.
I am looking for a PCB and Schematic Designer with experience in Altium. The project involves desi...Altium Designer - Strong knowledge of PCB design principles and practices - Experience in designing moderate complexity PCBs - Experience in ESP32 PCB design using Lithium Battery management Charging and Discharging. We need to Boost the battery voltage in 9Volt and 5Volt for two supplies. The Schematic is attached below and a half-designed PCB file is also available (.PCBDOC). I want to understand the look of PCB so We need to make 3D of Components and PCB. Take a look, I need all the components with SMD and low height under 7mm and connectors with low height. I also have some other projects like this which are battery-operated and ESP management. Time availab...
I am looking for a freelancer experienced in circuit design to assist me with creating a thermoelectric generator circuit for charging batteries. The desired output power of the generator should be in the range of 100-500 Watts and I have specific size and weight restrictions that must be met. With this project, I am hoping to find someone who can provide an innovative solution to my specific requirements. I am looking forward to hearing from experienced freelancers who are interested in the project. Thank you for your consideration.
Adapt the circuit to the new technical requirements, integrating external LoRa module and GPRS external module.
Scope start date: October the 4th. Scope finish date: October the 7th. Scope duration: 6 hours of work for an experienced individual Seeking support from a electronics subject matter expert with skills in the below four specific areas of electronic circuit design. 1. Operational amplifier circuit design. 2. Instrumentation amplifier using three Operational Amplifiers. 3. Phase Locked Loop (PLL) - Must be able to work with the S-domain transfer functions for a phase locked loop, very similar it will look like a classic second order transfer function. 4. Reliability, Mean Time Between Failure analysis
...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...
...who can assist me in creating CAN communication between Battery BMS and Smart chargers. The desired outcome of this communication is to achieve efficient battery charging and monitoring. Additionally, I need assistance in broadcasting CAN data for the forklift controller and an IoT device. Skills and Experience: - Expert level knowledge in CAN communication protocols - Proficiency in developing applications for Windows operating system - Experience in data monitoring and recording - Familiarity with Battery BMS and Smart chargers - Strong understanding of forklift controller systems - Ability to analyze real-time data for performance improvement The ideal candidate should have a deep understanding of CAN communication and battery charging syst...
I'm currently working on a web3 automation software which can be used to automate NFT mints, token swaps and any kind of Ethereum transaction. Instead of charging our users a monthly price, we want to charge our users based on a transaction fee. Each time a user uses our software to send a transaction they will be charged a % of the total value if the transaction is successful. We want a solidity contract which has a method that takes as parameters the target contract to call and the input data which will include the encoded method data to call from the target contract, this way, our custom contract will call the external contract with the provided data, check if the call is successful, and take a % of the total value and send it to our vault. Keep in mind the transaction s...
... GENERIC BIDS WILL BE DISCARDED ==== We are looking to put together a 12S LTO BMS. The BMS will need to fit an existing form factor. The following features are required: Equalization discharge current: 25mA Wireless communications: NRF24L01+ or similar Coulomb counting: up to 20A The battery modules will be stacked into a HVDC pack. A control module will centralize all communications and orchestrate cell balancing, etc. LTO chemistry is tolerant to 0V discharge. The BMS module must work with voltages 1-5V/cell. It must handle overdischarge gracefully and start back up when cell voltage > 1V. See attachment for form factor. More details will be provided when the project is awarded. When bidding, please provide: - Work hours estimate - Relevant past experience Generi...
Project Description: I am seeking someone with experience in electronic circuit design and familiarity with EasyEDA to create a schematic that controls a 3-digit, 7-segment display. Each segment of the display has a forward voltage of around 15V. While it might be possible to use a MAX7219, it alone is not sufficient to handle the required voltage. Additional components or alternative solutions would be needed to achieve the objective. Requirements: The design must be done in EasyEDA. The circuit should be capable of controlling a 3-digit, 7-segment display with a forward voltage of 15V for each segment. A Bill of Materials (BOM) must be provided along with the schematic. The freelancer is expected to provide support in case of any questions or issues with the design. Deli...
I am looking for a skilled electrical engineer to design a milli voltage booster circuit for my project. The circuit should meet the following specifications: Input Voltage Range: - The desired input voltage range for the milli voltage booster circuit is 1mv to 15v DC. Output Voltage Range: - The desired output voltage range for the circuit should be regulated and include the following options: 1.5v DC, 3.3v DC, 5v DC, 12v DC, and 15v DC through adjustable potentiometer. Current Output: - The required current output of the milli voltage booster circuit should range from 1mA to 7A. Ideal Skills and Experience: - Strong knowledge and experience in electrical engineering and circuit design. - Expertise in designing voltage boosters and reg...
I am in need of an experienced Electrical Engineer who specializes in PCB design and schematic. The desired outcome of this project is to create a prototype development. I am open to suggestions and do not have any specific requirements or speci...experienced Electrical Engineer who specializes in PCB design and schematic. The desired outcome of this project is to create a prototype development. I am open to suggestions and do not have any specific requirements or specifications for the design. The timeline for this project is immediate. Ideal Skills and Experience: - Extensive experience in PCB design and schematic - Strong knowledge of circuit optimization - Proficient in troubleshooting and debugging electrical systems - Ability to work quickly and efficiently to meet immediate...
...configuring alerts based on their preferences. 5. Real-Time Updates: Users will have access to real-time updates on their parking session through the app, providing peace of mind and convenience. 6. Data Logging: The system will maintain a log of parking sessions, offering users a convenient way to review their parking history. 7. Battery Efficiency: The parking disc will be designed with energy efficiency in mind to ensure long-lasting operation without frequent battery changes. I believe this concept has the potential to revolutionize the way people manage their parking, making it more efficient, convenient, and hassle-free. I'm looking for a talented programmer who shares my enthusiasm for this project and possesses the skills to bring it to fruition. If you ha...
I need someone to build a working prototype for my Push To Talk muting circuit. This prototype will help me raise working capital. See: An engineer worked on it for me and made a schematic. I would like you to check the schematic for errors and then build me a prototype using the supplied schematic.
We are looking for a highly experienced PCB Design Consultant who can provide us with comprehensive services to develop a lead acid battery charging PCB. We will need guidance and suggestions in the design, however, we have some preferences that should be met. We have specified a timeline of completion within 1 week. We need someone with extensive expertise in schematic design, layout design, and component selection to bring this project to life. If you have the necessary experience and skills to help us with this project, we would love to hear from you.
I am looking for someone to help develop an ignition system controller for a small rocket engine. The controller should feature manual control, with a desired input voltage of 5V, or more and an expected maximum operating temperature 100°C. The ideal candidate should be experienced in developing controllers for engines, and must have the ability to design and test the highest quality performance. You should be able to provide an innovative solution using up-to-date technologies that meets our needs. Please write the specifications Like the components where can I find and what the cost And the voltage required And the temperature It will be better to use spark plug We look forward to receiving your proposal and the value you can bring to this project. Please inclu...
Project Title: Power Electronics Based Hybrid MPPT Charger Embedded Design with solar and grid input and give 48v dc output for battery charging as well as to dc load. In addition to yhat 230v, 50hz ac inverter output also required. The block diagram indicating the power flow requirements is given as attachments. Only experienced team can apply. If don't have experience and expertise as well as don't have team, please don't apply. The freelancer needs to submit all the design source files in Altium for schematic, pcb, bom and the firmware development source file foe embedded code. All these design works needs to be validated by us through working prototype model, so necessary support needs to extend by freelancer. The milestone payment will be released after...
...connectivity range of 5 meters. The ideal candidate should have experience in designing and developing Bluetooth devices and should be able to meet the following requirements: Connectivity Range: - The Bluetooth mouse should have a connectivity range of 5 meters. Mouse Grip Preference: - The client prefers a palm grip for the Bluetooth mouse. Specific Features: - Operating distance: 5m - Power: AAA battery 1.5V - Sensor: infrared - Size: Small enough to be held by hand - Deliverables: All Altium workfiles, BOM, Gerber, firmware and prototypes. Ideal Skills and Experience: - Experience in designing and developing Bluetooth devices. - Proficiency in programming and firmware development for Bluetooth devices. - Knowledge of ergonomic design principles for computer peripherals. -...
I am looking for a skilled electronic project designer who ca...capable of producing sound voices based on programmed text. The card should also have the ability to retrieve different sounds when a specific input pin is activated, all without the need for internet or WiFi connectivity. Budget: Less than $100 Application: Commercial use Sound Quality: Professional sound quality Ideal Skills and Experience: - Strong knowledge and experience in electronic circuit design - Proficiency in programming and coding for sound production and retrieval - Understanding of input pin activation and integration into the electronic card design - Familiarity with creating systems that do not rely on internet or WiFi connectivity - Experience working on projects with professional sound quality re...
...images will display on the front-end of the site. - Signed in users can Like or Dislike images. - User account will have an overall score (like Karma on Reddit) based on number of upvotes. - The site twig templates must be broken out into this structure: * header * content * footer Payment Integration is not required for this project, as the client is not charging for membership. The site will be registration-only with no e-commerce functionality. The membership site will have two user roles. Ideal skills and experience for this project include: - CraftCMS development experience - Knowledge of user registration and login functionality - Experience with content restriction on websites - Understanding of user roles and permissions within a...
I need someone to design a solar charger that has an all-in-one solar panel with 12v 25000mah battery. This device will be used to power off-grid electronics and needs to be compatible with a proprietary electronic board that connects with 2 wire over screw terminals. The unit works on 12vdc 0.5amp or can work on 24vdc as well. I'm open to either 12vdc or 24vdc. I require the charger to have a standard charging time of 4-6 hours. It should have the option to be connected to constant 12v/24vdc so the solar panel/battery acts as an emergency UPS unit that starts working only if the power was cut to it. The successful candidate should have experience in designing solar chargers and understand what components and features are required to satisfy this project&rsq...
Webshop for Batteries - Battery Types: LFP batteries - E-commerce Platform: WooCommerce - Additional Features: No We are looking for a skilled developer to create a webshop for selling LFP batteries. The ideal candidate should have experience with WooCommerce, as this is the preferred e-commerce platform for the project. The main focus of the webshop will be on selling LFP batteries, so the developer should be familiar with the specific requirements and features related to this type of product. As for additional features, we do not require any payment gateways or shipping integration at this time. The webshop will serve as a simple platform for customers to browse and purchase LFP batteries. If you have experience with WooCommerce and are knowledgeable about LFP batteries, w...
...and Experience: - Experience in designing and prototyping LED fretboard markers for electric guitars - Knowledge of electrical engineering and circuit design - Familiarity with guitar components and installation processes Project Overview: - I am looking for a skilled freelancer who can help me create a prototype of LED fretboard markers for my electric guitar. - The LED fretboard markers should be designed to fit an electric guitar. - The desired color scheme for the LED fretboard markers is single color. - The freelancer should have experience in designing and prototyping LED components for guitars. - Knowledge of electrical engineering and circuit design is required to ensure proper functioning of the LED markers. - Prior experience with guitar components and installat...
I have a rectifier with output 80 amps. Need a circuit for changing polarity of the output current
WE HAVE DES ITS IMPORTANT TO INCORPORATE A FLAME ELEMENT RED YELLOW COLORS MAYBE A TAPE MEASURE AROUND SIGNIFYING WEIGHT LOSS - PLEASE SEE EXAMPLES PROVIDED MELT BELT SHOULD BE ON OR UNDERNEATH THE LOGO Our goal is to create a system that helps people lose we...PLEASE SEE EXAMPLES PROVIDED MELT BELT SHOULD BE ON OR UNDERNEATH THE LOGO Our goal is to create a system that helps people lose weight and improve their physical health. The belt will be made of neoprene material for durability and comfort. It will also feature adjustable heat settings for optimal performance. We want to design something that will offer a comfortable fit and have an extended battery life. If you think you feel up to the task, please reach out and let us know how you can help. We look forward to working...
...to the circuit design to minimize radiated emissions and enhance electromagnetic shielding. Conduct comprehensive testing, including conducted emissions testing (access to facilities capable of Radiator Conducted Emissions testing required), to verify the effectiveness of the modifications. Collaborate with our team to refine the design changes and iterate as needed. Improve the PCB layout design to further mitigate electromagnetic interference. Provide clear documentation of design changes, testing procedures, and results. Qualifications: Strong background in electronics engineering with expertise in power supply circuits and electromagnetic compatibility. Proficiency in conducting conducted emissions testing and using relevant equipment. Experience in modifying and optimizing ...
Circuit conditioner for force sensor. This is a 2 part project, I need a simple PCB desgined as well as a arduino programming. The PCB will be enclosed in a billet aluminum case that I will make myself. Arduino; It will use a 128x64 OLED Display with I2C and 3 push buttons for user setting. Push button are Up, Down, Menu/OK. The arduino will feed 5v to the force sensor and read the analog voltage coming back. There is 6 setting to be set by user; - Resting voltage reset --> Set the voltage of the force sensor with no forward or reverse force applied - Pull Force --> Set the voltage when force sensor is being pulled - Pull Force Deadband --> Set the deadband of the pull force - Push Force --> Set the voltage when force sensor is being pushed - Push Force Deadband ...
create a circuit diagram Arduino program with a schematic diagram Ping me for more details
...water and wastewater connections. • Air Conditioning and Solar Thermal: Air conditioning units and the solar thermal system will be situated on the roof. Ideally, the solar thermal system will be positioned above the bathroom to direct hot water directly to the shower or bathtub. • Electrical Installation: The circuit breaker box will be located in the kitchen near the water connections. Light switches will be placed next to the doors. In the case of a solar panel system, the storage/battery unit will be housed in a storage room or the kitchen (600mm x 600mm). • Electrical Outlets: Electrical outlets will conform to EU standards, with two outlets on each side of the bed, six outlets in the kitchen and near the television, along with additional outlets in the...
I need a California-licensed electrical engineer to obtain the electrical permit for a residential battery energy storage system installation (57.6kWh capacity) for a project in Orange County, California.
Ready made platform ready to go to manage battery storage devices using mongo db linked to mqtt with api to link to our application Do not bid if you have not done this before please I have design I just need the backend
I need an ALTIUM schematic with a TRIAC section to power on AC motor...considering I have 20A current in single phase and 10A in three phase (10A in each phase) I would use current monitor like ACS71240 or similar to read current in normal condition with microcontroller. I prefer to detect short circuit condition with ACS71240 but without microcontroller, with analog section indipendent from microcontroller. In short circuit condition microcontroller detects short circuit but protection with power off of TRIACS is indipendent from microcontroller. Requirements : 1) Choise TRIAC with good value for money 2) Design analog section to detect short circuit condition in output and power off TRIAC regardless of microcontroller 3) Design current monitor section to read...
...for a prototype. The PCB should have the following requirements: The board should create multiple voltage ports from a single battery with indicators and switches. Additional work opportunity - Battery charging port and usage statistics reporting. Output Voltage: 5V, 12V, 19V, 24V - The power supply should be able to output these voltages as per the project requirements. PCB Size: No specific requirement - I am open to any size for the PCB design. Intended Use: For a prototype - The power supply PCB will be used for a prototype, so it should be designed accordingly. Ideal Skills and Experience: - Experience in designing power supply PCBs - Knowledge of circuit design and layout - Familiarity with voltage regulation and switching power supplies - A...
Hello, i need to do a small microprocessor project. I think its not very ha...think its not very hard. 1. Microprocessor - Reed Sensor if seat belt is fastened - Distance Sensor( is somebody sitting on the seat? ) - 2,4 Ghz Transmitter - Maybe with a battery or accupack? Without wire If somebody sitting on the seat and the belt is not fastened its sending a signal to the main unit. 1. Main Unit - 2,4 Ghz Receiver - Small speaker - Hardwired Doing a Noise when seatbelt noch fastened. I need a completely finished project with a prototype and the possibility to order the finished devices in a case somewhere online. It dont need to look beautiful. Only do its work. But with ready Case Design The Battery should last minimum for2 months The finished product needs to be ordere...
We have an existing basic and very small analog circuit (6 components) but we need to increase its level by +20 dBu by adding an Op-Amp without affecting other components DC voltage requirement.
I am looking for someone who has the use of an electrical analysis tool such as Etap to calculate the short circuit current for an isolated generation power plant 5MW 33kV 60Hz
Looking for individuals who are interested in creating interesting lighting effects for architectural models. From concepting and writing the program needed for the leds to behave as intended, designing the pcb needed for the lights to work, to designing the entire circuit and coming up with the circuit schematic. BREAKDOWN OF PROJECT Dimensions: Measurements are in mm (lxbxh) 2 components – architectural model with a case below to hold electronic components Architectural model (brass):550x430x120mm Approx. Case (wood): 610 x 490 x 60 Approx. All electronics will be placed in the case but have wires going up into the architectural model above and the lights are placed around in the model (picture attached in post for further understanding of model) The project is to...
I need a 3D model for printing. I've got some open source STL files to assist with launching my request. I need one of them modified and then merged into the other one in order to create one file that I can use for 3D printing. Attached is a PowerPoint file to visually describe it. The end result is a GoPro buckle that will hold and L-shaped headlamp (18650 battery sized).
Need electronics engineer to make a product circuit in cad and make simulation
I am looking for a skilled PCB layout and design expert who can assist me in creating a schematic or circuit diagram for a multi-layered PCB. The intended application of the PCB is for industrial equipment. Skills and experience required: - Proficiency in PCB layout and design - Ability to create a schematic or circuit diagram - Strong knowledge of multi-layered PCBs - Experience in designing PCBs for industrial equipment
