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2,000 pcb design circuit diagram inverter kazi zimepatikana

I'm seeking a knowledgeable professional in Overcurrent, Distance, and Differential protection modules. The main focus of this project will be on training and knowledge transfer. Key Responsibilities: - Provide comprehensive training on specific protection modules. - Assist in the configuration of relays, circuit breakers, communication links, and protocols. Ideal Candidate: - Extensive experience and knowledge in the mentioned protection modules. - Proven track record in conducting professional training sessions. - Skilled in the setup and configuration of relevant system components.

$166 Average bid
$166 Wastani wa Zabuni
10 zabuni

modification of one diagram + creation of one diagram

$25 Average bid
$25 Wastani wa Zabuni
1 zabuni

I'm looking for a PCB designer who can create a simple, compact water leak sensor PCB. The design should incorporate a low power microcontroller, a coin cell battery holder, a buzzer, and two pogo pins with resistors acting as leads on the opposite side of the board. Key Requirements: - A USB interface for the microcontroller (most likely SMD ATMega32U4) for programming. - Design to be done in EasyEDA. - Ensure component availability on JLCPCB. Ideal Skills: - Proficiency in PCB design with EasyEDA.

$18 Average bid
$18 Wastani wa Zabuni
2 zabuni

I'm seeking an expert in **microwave engineering**, with a strong focus on **dielectric materials** and **microwave circuit design**. The project involves designing and testing advanced prototypes, utilizing **embedded systems**, and employing simulation tools like **COMSOL Multiphysics** for electromagnetic (EM) modeling and analysis. The ideal candidate will have hands-on experience in designing **microwave sensors or resonators**, **antennas or probes**, and analyzing the **chemical and physical properties** of materials. Proficiency in using tools such as **vector network analyzers (VNAs)**, **spectrum analyzers**, and **power meters** for microwave signal measurement is essential. This role requires a strong understanding of **signal processing**, **non-invasi...

$932 Average bid
$932 Wastani wa Zabuni
25 zabuni

...trends, and financial highlights. Design Requirements: Use a high-end professional layout (referencing shared samples) with a template. The provided template must be used, and nothing should be removed unless urgently required. If any modifications, additions, or content replacements are needed, inform us first for approval. Each section must be well-structured, non-repetitive, and to the point. Add charts, graphs, and infographics where necessary (e.g., risk perception comparisons between crypto and traditional banking, affected sectors, revenue trends, etc.). Ensure the documents are visually engaging but data-focused. Brand consistency: Use [our asset protection company] (name will be disclosed once we find a partner)’s provided logo and footer design. Ad...

$92 Average bid
$92 Wastani wa Zabuni
53 zabuni

I'm seeking a PCB designer for a 33x30mm PCB intended for prototype development. The specifics of the components and functionalities will be determined later, so flexibility and adaptability are crucial. Ideal Skills: - PCB design - Prototype development experience - Flexible and adaptable to changes - Good communication skills Please include previous PCB design samples in your proposal.

$124 Average bid
$124 Wastani wa Zabuni
44 zabuni

I'm looking for an experienced freelancer to create a breadboard Fritzing diagram for me. This diagram will include various components such as flyback diode, a relay, three switches (both SPST and DPDT), and an external 12V bell. The microcontroller in use is a Raspberry Pi. Ideal Skills: - Expertise in using Fritzing software - Experience with breadboard circuitry - Knowledge of Raspberry Pi Please ensure you can deliver a clear, accurate and easy to understand diagram.

$108 Average bid
$108 Wastani wa Zabuni
28 zabuni

I'm looking for an expert in KiCAD to help me re-draw and route existing schematics for a stepper motor driver. Key tasks: - Re-draw and route the stepper motor driver circuitry schematics. - Inc...circuitry schematics. - Include the following components: Voltage regulator, Current sensor, Optoisolation of inputs, Pin headers, terminal block. The ideal freelancer for this project should have: - Extensive experience with KiCAD. - A strong understanding of motor driver circuitry. - Previous experience with designing and re-drawing schematics. Note: There are specific design rules and constraints that need to be followed: - PCB Size limits - max 50 x 50 mm. Driver placed horizontally on the board. - Component placement guidelines. Please ensure you adhere to these gu...

$30 Average bid
$30 Wastani wa Zabuni
26 zabuni
Trophy icon Modern Text Logo Design with Icon
Imeisha left

2/20/25 Updates: -We like the GPS Pin Icon with colorful border -No letters in the pin -No lightbulbs -No fish -No hands -No lightning bolts -No line/circuit art -1 stars are selected for owner review, multiple stars are designs under further review, 4 stars will be included in final review -Color Pallet required: - #C4E4F5 (Light Blue) / #74C99E (Mint Green) / #14364A (Slate Teal) I'm looking for a logo that embodies a modern style for the tech industry. We have created new software for the leadgen industry. This contest is for 2 separate logos and will offer two separate awards: "Catch Lead" is our company name and our primary product. We are looking for a modern light blue and gray logo with a icon/symbol that would apply to the leads and or tech industry. We ar...

$100 Average bid
Il'ohusishwa Imehakikishiwa
$100
2541 wasilisho

...Engineer to design a comprehensive off-grid solar power system that will be housed in a Rittal metal enclosure. The system should incorporate solar panels, battery storage, and an inverter. Key Project Components: - Battery Storage: Designing an efficient battery storage system, ensuring optimal energy supply. - Inverter: Choosing a suitable inverter to convert the generated solar power for use. Ideal Skills: - Extensive knowledge and experience in electrical engineering and solar power systems. - Proficiency in designing systems for metal enclosures, particularly Rittal. - Ability to consider factors like heat dissipation, space optimization, and durability in the design. Materials - - - Inverter - deye -

$1145 Average bid
$1145 Wastani wa Zabuni
11 zabuni

Hello, we need another Eagle pcb part footprint design to be made from a specifications file we have.

$20 Average bid
$20 Wastani wa Zabuni
1 zabuni

I'm seeking a professional architect or designer who can create detailed diag...preschool construction project. The preschool will feature 8 classrooms and 1 office room within a 90x17 structure. Key Requirements: - Design the exterior of the structure to a moderate level of detail, adhering to a modern architectural style. - Incorporate a playground into the outdoor area of the preschool. - Provide visual content including pictures of the exterior design and a 3D video walkthrough of the proposed design. Ideal Skills: - Proficiency in architectural design software. - Experience with designing educational facilities. - Ability to create engaging visual content. This project is perfect for someone with a keen eye for modern design and a passion...

$126 Average bid
$126 Wastani wa Zabuni
19 zabuni

I'm looking for a professional who can assist with my three-phase motor circuit. The project involves: - Calculations and specifications: Accurate calculations and specifications are crucial for the efficiency and safety of the motor circuit. - Protection and isolation: I need guidance on how to best protect the motor circuit and isolate it when necessary. - Connection methods: I'm planning to use a VFD for the connections, so expertise in this area is required. Ideal candidates should possess: - Extensive knowledge of three-phase motor circuits. - Experience with VFD connections. - Proficiency in circuit protection and isolation techniques. - Strong skills in performing technical calculations and specifications. Please provide examples of similar...

$25 - $316
Imefichwa
$25 - $316
23 zabuni

I am in need of an experienced electronics designer to help me with a variety of projects. Tasks are mainly related to system design, component selection, schematics/layout reviews and helping me get the projects done quicker. I need somebody interested in a long-term collaboration who could eventually become partner. The job would be paid either hourly or as a bonus on each completed project. I need somebody pro-active who can take initiatives and who will be dedicated to the task. I need somebody who is not too busy with other projects or job and who will not take many days to do a 1 hour task. Access to Altium and KiCAD is a must. PCB Layout experience required. Firmware experience is a bonus, but must at least be familiar with STM32/ESP32 basics. If you own a few dev...

$14 / hr Average bid
$14 / hr Wastani wa Zabuni
64 zabuni

I'm in need of a highly experienced PCB designer capable of creating a carrier board for the Raspberry Pi Compute Module 5 and the Quectel RM 500U series. Key Project Requirements: - The carrier board must be capable of supporting data communication and peripheral connectivity. - It needs to support LTE/5G as the primary data communication interface. Skills and Experience: - Extensive experience in PCB design. - Proficiency with Raspberry Pi Compute Module 5 and Quectel RM 500U series. - Prior experience designing carrier boards is highly desirable. - Knowledge and experience in designing for LTE/5G connectivity is a plus. I look forward to receiving your bids. Thank you.

$315 Average bid
$315 Wastani wa Zabuni
15 zabuni

I have a 6v5w solar panel with an output voltage of 10.5v. I need a circuit designed to charge a 4.2v lithium cell from this panel and also provide an output of 3.3v from the cell. Key Requirements: - The circuit must include overcharge an over discharge protection for the lithium cell. - The charging current for the lithium cell must be 1A. Ideal Skills: - Expertise in circuit design. - Experience with solar power applications. - Knowledge in battery charging circuits. - Ability to implement safety features in design such as overcharge protection.

$17 Average bid
$17 Wastani wa Zabuni
12 zabuni

I'm in need of an experienced Microsoft Visio professional who can create a comprehensive network diagram for an Azure environment. Requirements: - Design a detailed WAN (Wide Area Network) diagram using Microsoft Visio. - Include specific Azure services: Virtual Machines, Azure Storage, and Azure SQL Database. Ideal skills and experience: - Proficiency in Microsoft Visio. - Prior experience in designing Azure network diagrams. - Understanding of Azure services and their representation in network diagrams. - Ability to create clear and precise network diagrams.

$199 Average bid
$199 Wastani wa Zabuni
6 zabuni

I'm in need of a professional freelancer who can translate a provided methodological algorithm into diagrams for a research paper. The focus will be on deep learning architecture diagrams. Key Responsibilities: - Draw diagrams based on a provided algorithm - Ensure diagrams depict layer types and connections Ideal Skills: - Proficient in creating complex diagrams - Previous experience with deep learning architecture diagrams - Attention to detail to accurately reflect the algorithm Please only bid if you have relevant experience.

$13 Average bid
$13 Wastani wa Zabuni
9 zabuni

...ii. Contact details: Phone no; Address - Village and island; Ward; District/region; House number; c) Payments: amount paid by customers (TZS); Actual price (before subsidy; TZS); Retail price (after subsidy; TZS) d) System: i. Serial number; Date of installation; System size/capacity, Use of energy; ii. For component-based systems: For each, Solar PV Modules, Charger Controller, batteries, inverter, lights: Make/model; Quantity; Capacity installed; Remarks e) Local government authority endorsement: Ward; Name f) Details of the installer: Name of installer; Phone No.; Installer’s EWURA license no.; Company; Address/email the person who register the customer must be identified. also the person who completes the installation name must be registered. for this data to be...

$125 Average bid
$125 Wastani wa Zabuni
17 zabuni

...will be based on Pulse Induction (PI) metal detector technology. PI metal detectors work by sending short-duration magnetic pulses and detecting the eddy currents generated by target metals, providing depth information. 2. Technical Components and Technologies to Be Used 2.1. Electronic Components Coil Design: Mono-loop or Double-D (DD) configuration. Variable inductance structure sensitive to different frequencies. EMI protection and magnetic shielding. Pulse Generator: Circuit design capable of generating high-voltage, short-duration magnetic pulses. Use of MOSFET or IGBT transistors for fast switching. Analog Signal Processing: Signal amplification with high-precision Op-Amp circuits. EMI noise filtering (Low-pass, band-pass filters). Use of a high-r...

$456 Average bid
$456 Wastani wa Zabuni
44 zabuni

I need a PCB design for a simple AC power circuit intended for switching of multiple AC devices. Ideal Skills: - PCB design - Circuit design - AC power circuit knowledge Experience in designing AC PCB circuits is highly desirable.

$157 Average bid
$157 Wastani wa Zabuni
47 zabuni

I'm in need of a diagram created in yEd and a corresponding report. The diagram will primarily be used for process mapping, so experience with flowcharts is crucial. The specific type of diagram to be created in yEd is still to be determined, so some familiarity with a range of diagram types would be beneficial. Key Requirements: - Proficient in using yEd for diagram creation - Experience with flowchart creation for process mapping - Excellent report writing skills - Ability to work with a range of diagram types - Familiarity with different types of symbols and notations Please note, if you're not familiar with yEd, do not submit a bid.

$117 Average bid
$117 Wastani wa Zabuni
15 zabuni

I am looking for a PCB designer to help create a custom PCB for integrating the SIM800C module. The PCB will be attached to my main PCB and should include only the essential components required for my specific use case. Key Requirements: Power Supply: Input: 12V Onboard 12V-to-4V regulator circuit for SIM800C module power. Communication: TXD and RXD pins for UART communication (connected to my main PCB). SIM Slot: Micro SIM card slot properly connected to the SIM800C. LED Indicators: Network LED (1Hz blink for no network, 3Hz for network connected). Power LED to indicate module operation. Antenna: Optional SMA connector or PCB antenna for network signal. Compact Design: PCB dimensions should be optimized for a small form fact...

$42 Average bid
$42 Wastani wa Zabuni
20 zabuni

...importance to be a reliable and professional person. We’ll keep in touch through e-mails mainly. For instance, a reliable university student, a part-timer, a free-lance journalist, or a sales representative would be fine. WHAT DO WE OFFER We offer the possibility of a long term (though project-based) co-operation, the chance of gaining good money and the chance of being part of an international circuit of consultants to be involved in market surveys. We also offer field training: we’ll join you for 4-5 days in your country in order to work together on-field and bring our project experience after performing this kind of surveys in more than 50 countries around the world. TIMING Project timing for your country regards a start-up foreseen around the end of February 202...

$1946 Average bid
$1946 Wastani wa Zabuni
7 zabuni

...(unit/week) 2 1 2 1 300 Hard Disk (unit/week) 0 0 0 1 20 Memory Chip (unit/week) 16 8 32 64 22,000 Circuit Bds. (unit/week) 1 1 2 4 10,000 Formulate this product mix problem using linear programming. Question 2 (15 points) A manufacturer of microcomputers produces four models: Portable, Student, Office, and Network. The profit per unit on each of these four models is $500, $350, $700, and $1000, respectively. The models require the labor and materials per unit shown below. Portable Student Office Network Total Labor (hrs/week) 5 5 6 8 4000 Chassis (unit/week) 1 1 1 1 400 Disk Drive (unit/week) 2 1 2 1 300 Hard Disk (unit/week) 0 0 0 1 20 Memory Chip (unit/week) 16 8 32 64 22,000 Circuit Bds. (unit/week) 1 1 2 4 10,000 How many of each model shoul...

$76 Average bid
$76 Wastani wa Zabuni
9 zabuni

Power System Transmission Line Modeling - MATLAB & Theoretical Analysis Project Overview I need assistance with an advanced electrical engineering project related to modeling transmission lines in power systems. The task involves theoretical derivations, modified nodal analysis (MNA), and MATLAB simulations. A strong background in power systems, circuit modeling, and numerical analysis is required.

$27 Average bid
$27 Wastani wa Zabuni
14 zabuni

I'm seeking a talented 3D mechanical designer skilled in FreeCAD to create a manufacturable electric toothbrush. The project entails: - Designing a unique toothbrush head, focusing on an optimal brush head shape for cleaning efficiency. - Crafting an internal chassis that securely accommodates the motor, battery, and PCB. - Developing a sleek, waterproof external casing made of plastic, which also protects the internal components. The ideal candidate should have: - Extensive experience in designing for manufacturing (DFM), ensuring components are suitable for injection molding, CNC machining, or 3D printing. - A proven track record in creating durable, strong components that are easy to assemble. - Prior experience with consumer electronics enclosures and a solid understandi...

$33 Average bid
$33 Wastani wa Zabuni
12 zabuni

... integration, and PCB design of the core hardware components. The goal is to develop a fully functional hardware platform that serves as the foundation for our embedded software and game development. Scope of Work Selection of key hardware components, including: Processor & Memory (for game storage & execution) Wi-Fi & Bluetooth modules (for multiplayer connectivity) Audio chip (for in-game sound effects) Rechargeable battery & power management system Design & development of a custom PCB: Ensuring seamless communication between processor, memory, connectivity modules, and audio system Efficient power distribution & battery charging system Optimization for low power consumption & stable performance Hardware integration & tes...

$19 / hr Average bid
$19 / hr Wastani wa Zabuni
25 zabuni

I need for my website -two subpage interfaces, auction creation page and single auction page, -a diagram (1:1 according to the requirements and the final design delivered by the client in documentation files) -two short dashboards. The functions are shared downside. THIS TASK IS ONLY ABOUT FRONTEND: with Vue.JS; CSS; Bootstrap; D3.js or highchart: for the diagram the best solution for using in a web- and mobile app The system should support placing, updating, and retrieving bids, along with user authentication (JWT-based) and role-based access (user/admin), bidding system support real-time updates, bids are editable, no bid restrictions Final designs will be provided by the client. The functions from the designs will be totally implemented 1:1 Step by Step: 1. ...

$146 Average bid
$146 Wastani wa Zabuni
70 zabuni
Graphic Design
Imeisha left

I'm seeking a graphic designer to create a professional visual representation for illustrating email and task ...sales pipeline. Key Requirements: - The graphic should be corporate and professional in style. - It should clearly show how deals moving through different stages trigger automated emails and calendar tasks. - Use of icons and clear labels for automation elements (email ?, tasks ?). - A clean and intuitive diagram or flowchart. Final Deliverables: - The graphic should be delivered in JPEG/PNG format. - It needs to utilize our brand colors. Ideal Skills: - Graphic Design - Flowchart/Diagram Creation - Understanding of CRM sales pipelines Experience in creating similar corporate graphics will be highly regarded. Please ensure your portfolio contains ...

$24 Average bid
$24 Wastani wa Zabuni
47 zabuni

I'm in need of an experienced developer who can seamlessly integrate a Gerber file viewer and PCB quotation system into my WordPress website. The site is hosted on Hostinger. Reference: The System Needs to Allow Users to: - Upload Gerber files in .zip format - View PCB dimensions - Generate front & back preview images - Get an instant quotation based on PCB parameters such as size and quantity Ideal Skills and Experience: - Proven experience with Gerber file processing and visualization - Strong understanding of PCB manufacturing parameters - Proficient in PHP, with JavaScript and Python being a plus - Extensive experience with WordPress plugin development - Familiar with libraries like , , or similar

$253 Average bid
$253 Wastani wa Zabuni
29 zabuni

...obtain decision maker’s info and check with client if they need PCB or PCBA and explore RFQ opportunity (Gerber file and BOM list file for PS to offer quotation). 2. Cold calling to make an appointment: Candidates drive her/his car to pay a visit to clients to collect basic information of customer by asking few questions and maintain customer relationship on behalf of PS Electronics in Canada. 3. Cold calling to book online meeting : Candidates book online meeting with customer, PS sales team will join meeting to show company introduction and more technical discussion etc; Face to face meeting is highest priority. Who we are? PS Electronics Co., Ltd provides one-stop service to customers with more than 16 years of experience in PCB manufacturing and contract electr...

$2687 Average bid
$2687 Wastani wa Zabuni
4 zabuni

I'm having issues with a test board I designed for prototyping with an STM32F373 microcontroller, specifically concerning connecting to the microcontroller and making sure that it's working. I need someone with experience in troubleshooting custom STM32 MCU electronics designs and overall electronics schematic/PCB design Ideal Skills and Experience: - Proficient in working with STM32 MCUs - Extensive experience in Schematic and PCB Design Layout - Strong troubleshooting skills - Able to identify and resolve connection issues - Good understanding of STM32 communication interfaces

$23 / hr Average bid
$23 / hr Wastani wa Zabuni
42 zabuni

I need an experienced PCB designer to convert my existing THT-based design in Layout Designer to SMD components in Altium Designer. The most critical parts to replace are the ICs. I have no specific manufacturer for the SMD components, but they should be compatible and reliable. The physical size of the components will vary; some will need to be compact while others can be standard sizes. Ideal skills and experience for the job: - Proficiency in Altium Designer - Extensive experience in PCB design and conversion - Strong understanding of SMD and THT components - Ability to identify appropriate SMD equivalents for ICs - Knowledge of common industry standards for PCB design

$162 Average bid
$162 Wastani wa Zabuni
38 zabuni

Tafadhali Jisajili ama Ingia ili kuona maelezo.

Il'ohusishwa Imefichwa Makubaliano ya Kutotoa Taarifa

I need help with a focused streamline search via a PRISM flow diagram for a school research project. The project is a literature review and I require assistance with data collection from online databases. PICOT QUESTION: In healthcare workers (P), how does hand hygiene education (I) compared to standard hand hygiene protocols (C) affect the rate of hospital-acquired infections O) within a 6-month period(T)? Ideal skills and experience for the job: - Experience with PRISM flow diagrams - Proficiency in data collection from online databases - Prior involvement in literature review research projects - Excellent attention to detail - Ability to follow specific guidelines and instructions

$105 Average bid
$105 Wastani wa Zabuni
35 zabuni

We need to take the attached existing thumbnail and adjust it with the following details: Update to text (top left) SET-UP EXAMPLE #3 Change the image to Show a EERO PRO6e unit Change color only on EERO POE WIRING DIAGRAM - Color should be light orange Update the diagram with the attached version #3 Thank you

$10 Average bid
Imehakikishiwa
$10
71 wasilisho

We need to take the attached existing thumbnail and adjust it with the following details: Update to text (top left) SET-UP EXAMPLE #2 Change the image to Show a Trendnet POE Switch, replacing the current EERO switch (White EERO unit Stays) Change color only on EERO POE WIRING DIAGRAM - Color should be light green Update the diagram with the attached version #2 Thank you

$10 Average bid
Imehakikishiwa
$10
48 wasilisho

...professional PCB design that scales a 0-10VDC current signal to a 0-24VDC output, with a maximum of 5A. The main power supply for this project will be 24VDC. It's vital that the 0-10VDC input side is completely isolated from the output and the main power input side. Here are the specific requirements: Isolation: Basic isolation is needed between the input and output. Control System: An analog control system is expected for output management. Form Factor: The PCB should conform to a standard size, without the necessity for miniaturization or enlargement. This may be used to control the speed of a 24VDC motor or a brake or any DC appliance which has variable duty according to the voltage received. Ideal candidates for this project should have extensive exper...

$100 Average bid
$100 Wastani wa Zabuni
11 zabuni

I need a talented PCB designer with experience in smart home integration to design a PCB for a portable CCT LED lamp. The lamp should be controllable via the TUYA app for all functions: switching light hues, dimming, and controlling multiple lamps. The PCB must accommodate a reliable battery charging and protection IC, a step-up booster to 5V for operation without a battery, and a momentary push-button. Key Requirements: - Integration with TUYA app for multi-function control - Design for all features: battery charging and protection, step-up booster, and momentary push-button controls - Compliance with safety standards using FCC certified ICs - Use of EMC certified ICs for reliability I have the necessary information from previous PCB editions fo...

$19 / hr Average bid
$19 / hr Wastani wa Zabuni
25 zabuni

...saving!" ? On-Screen Text: ✅ Compliant with the German 800W regulation ✅ Easy plug & play installation ✅ No grid connection required Scene 3: The Technology Behind It (Visual: High-quality Growatt inverters, bifacial solar modules, Ready2Plugin Stromwächter, Shelly 3EM sensor, and battery storage solutions are shown in detail.) ? Voiceover: With bifacial solar modules and the 3000W emergency inverter, you're always supplied – even during power outages. The Growatt storage solution ensures energy independence, while the Shelly 3EM sensor optimizes your consumption in real-time." ? On-Screen Text: ✅ Bifacial technology ✅ 3000W emergency power supply ✅ Flexibly expandable storage solution ✅ Smart real-time power monitoring Scene 4: Security & Ce...

$264 Average bid
$264 Wastani wa Zabuni
20 zabuni

I'm in need of a professional freelancer who can translate a provided methodological algorithm into diagrams for a research paper. The focus will be on deep learning architecture diagrams. Key Responsibilities: - Draw diagrams based on a provided algorithm - Ensure diagrams depict layer types and connections Ideal Skills: - Proficient in creating complex diagrams - Previous experience with deep learning architecture diagrams - Attention to detail to accurately reflect the algorithm Please only bid if you have relevant experience.

$11 Average bid
$11 Wastani wa Zabuni
6 zabuni

I'm looking for an expert in PCB design to develop a printed circuit board (PCB) based on ESP32-WROOM. This project is focused on workplace safety, and needs to comply with the ISO 45001 standard. The PCB should include various environmental and safety sensors to monitor air quality, detect toxic gases, vibrations, and movements. Key Requirements: - Incorporate the following sensors: Air quality sensor, Toxic gas detection sensor, Vibration sensor, Motion sensor, Temperature sensor, Humidity sensor - Double-sided PCB design Ideal Skills & Experience: - Extensive experience in PCB design, particularly with ESP32-WROOM - Familiarity with ISO 45001 standards - Proficient in integrating multiple sensors into a single ...

$188 Average bid
$188 Wastani wa Zabuni
16 zabuni

I'm seeking an expert in circuit design to create a schematic for multiple buck converters. The control should be through an ESP32 GPIO and MOSFETs. Key Requirements: - Design for AC input (210V-220V) and DC 48v supplied through USB. Only one Input channel can be active at a time. - AC to DC converter to convert to DC 48V. - 5 unique buck-converter channel using LM2596 ot LM2576 to stepdown the voltage to 3.3v, 5v, 9v,12v, 24v - Each of these unique channel only turn on the Switching regulator once it receives signal from ESP32 GPIO. - Dupont pin (female) connector pin should be available to connect esp32 Dev Kit board (32 pin). - Array of Dupont Femail pin should be available for above 5 channel linked by jumper cable - 1 AC output channel should be availab...

$46 Average bid
$46 Wastani wa Zabuni
12 zabuni

I require an experienced electrical engineer for the design and installation of an electrical system for a shared garage of 11 single-family homes. The scope of the project includes: - Designing an appropriate electrical circuit for the garage - Overseeing and directing the installation of the electrical system Ideal candidates should have extensive experience in electrical installations and supervising electrical projects. Knowledge in designing circuits for shared residential spaces is a plus. Please include your relevant experience in your bid.

$995 Average bid
$995 Wastani wa Zabuni
30 zabuni

I'm in need of a professional PCB designer who can create a double-layer PCB for a prototype I'm currently developing. This PCB will be crucial for testing the functionality of the prototype before moving onto production. Key Requirements: - Design a double-layer PCB - Prototype focused design - Utilization of provided full component list Skills and Experience: - Prior PCB design experience, preferably with double-layer PCBs - Understanding of prototype requirements and testing needs - Proficiency in working with a complete component list - Capability to ensure design meets all necessary specifications for prototype testing I'm looking for a freelancer who can deliver a high-quality design that meets t...

$24 Average bid
$24 Wastani wa Zabuni
12 zabuni

I'm seeking a professional with expertise in Microsoft Azure and MS Visio to assist in creating a comprehensive network topology diagram for my enterprise infrastructure. The diagram will specifically need to visualize security groups and firewalls. Key Requirements: - Proficient in MS Visio and Azure - Ability to create detailed network topology visualizations - Understanding of security components in network infrastructure Note: This project requires starting from scratch, as there are no existing diagrams to reference.

$1097 Average bid
$1097 Wastani wa Zabuni
20 zabuni

...obtain decision maker’s info and check with client if they need PCB or PCBA and explore RFQ opportunity (Gerber file and BOM list file for PS to offer quotation). 2. Cold calling to make an appointment: Candidates drive her/his car to pay a visit to clients to collect basic information of customer by asking few questions and maintain customer relationship on behalf of PS Electronics in Canada. 3. Cold calling to book online meeting : Candidates book online meeting with customer, PS sales team will join meeting to show company introduction and more technical discussion etc; Face to face meeting is highest priority. Who we are? PS Electronics Co., Ltd provides one-stop service to customers with more than 16 years of experience in PCB manufacturing and contract electr...

$14 / hr Average bid
$14 / hr Wastani wa Zabuni
11 zabuni

Custom NFC Reader Development I have a completed KiCad project with schematics and PCB design. However, the project is missing an antenna and an antenna matching circuit calculation. Scope of Work: - Design the NFC antenna - Calculate and implement the matching circuit - Manufacture a working prototype - Develop test firmware to verify functionality for the STM32 microcontroller using STM Cube Requirements for Successful Completion: - NFC reading distance of at least 30mm - RS485 bidirectional communication - RGB light control via PWM - Sound control via PWM - All functions must run simultaneously If you are interested, please feel free to reach out with any questions. Looking forward to working with you!

$385 Average bid
$385 Wastani wa Zabuni
36 zabuni

I'm seeking a professional PCB designer to develop a board for a consumer electronics project. The board needs to be compact, fitting within a small size constraint of up to 5cm x 5cm. Key requirements for the PCB: - Incorporation of a Microcontroller Unit (MCU) - Integration of Bluetooth/WiFi module - Inclusion of power management components Ideal candidates should have: - Proven experience in PCB design for consumer electronics - Expertise in integrating microcontrollers and wireless modules - Proficiency in designing power management systems I look forward to your bids and examples of similar projects you've completed.

$473 Average bid
Makubaliano ya Kutotoa Taarifa
$473 Wastani wa Zabuni
39 zabuni