Radio Frequency Engineers zum Anheuern
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Gesponserte Freelancer
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I am a dedicated Electronic Hardware and Firmware Engineer with over 15 years of experience in electronic engineering. My expertise encompasses designing and developing complex PCB layouts, embedded systems, and IoT solutions tailored to client needs. Throughout my career, I've led projects from concept to production,...I am a dedicated Electronic Hardware and Firmware Engineer with over 15 years of experience in electronic engineering. My expertise encompasses designing and developing complex PCB layouts, embedded systems, and IoT solutions tailored to client needs. Throughout my career, I've led projects from concept to production, ensuring compliance with industry standards and delivering high-quality, reliable products. My approach combines technical proficiency with clear communication, ensuring that clients are informed and involved at every stage. Technical Skills: -PCB Design: Altium Designer, KiCAD, Eagle -Embedded Systems: ARM Cortex, STM32, AVR, ESP32 -Programming Languages: C/C++, Python -Communication Protocols: I2C, SPI, UART, CAN, Ethernet -IoT Platforms: AWS IoT, Azure IoT Hub, MQTT -Simulation Tools: LTspice, MATLAB/Simulink Industries Served: -Consumer Electronics -Automotive -Medical Devices -Industrial Automation -Aerospace I am committed to delivering solutions that meet and exceed client expectations. Let's collaborate to bring your electronic projects to life with precision and efficiency. weniger
tetianam8
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DearSir, My background is related with: -Digital Motor Control -Analog Design -Electronic Design -PowerElectronics -Renewable energy -PCB design -Embedded system -Matlab -Simulation of hardware For each concept descriptions are as follows: Digital Motor Control: -3-phase induction motor vector control drive -Flux...DearSir, My background is related with: -Digital Motor Control -Analog Design -Electronic Design -PowerElectronics -Renewable energy -PCB design -Embedded system -Matlab -Simulation of hardware For each concept descriptions are as follows: Digital Motor Control: -3-phase induction motor vector control drive -Flux estimation algoritm generation -DSP(TMS320) implementation on motor drive -Low speed application -Torque and speed loop generation -Control algoritms -BLDC motor -Step motor -DC motor Analog design -Low power distribution -Noissless special opamp based analog circuits -Analog filters -Orcad simulation of several circuits Electronic Design -RF transmitter and receiver -Bluetooh reade rand transmitter -Magneticreader PowerElectronics -Implementation motor drive -AC/DC converter -DC-DC converter -Battery charger -Solar inverter -Renewable Energy -Uninterruptle power supplies PCB design -Schematic design by Altium -PCB design by Altium -Power board design -SMPS board design -Easyeda -CAD files of manufacturers Embedded system -ESP32,ESP8266,modules -Bluetooth and Wifi -PIC18,PIC24,PIC30 and dsPIC applications -Ardino -MSP430 -Atmel -DSP(Texas Instruments) -Renesas -STM32 -C2000 Matlab -Power Electronics simulation -Motor drive -WindEnergy -Solar Energy -Control applications Simulation of Hardware -Orcad Simulation (TI,National, LinearTech, Maximlibraries) -LTI -National -Matlab -Easyeda weniger
macroenergy
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Hello, everyone! As a skilled Electronic & RF engineer, I am confident that I can always provide you with excellent work results. Why should you choose me? It is because I have outstanding skills and experience in electronic design and industrialization, especially in wireless engineering. My main job is to design,...Hello, everyone! As a skilled Electronic & RF engineer, I am confident that I can always provide you with excellent work results. Why should you choose me? It is because I have outstanding skills and experience in electronic design and industrialization, especially in wireless engineering. My main job is to design, manufacture, and test various electronic circuits and PCBs, and to turn theoretical designs into living practices. My passion for perfect design and implementation according to customer specifications will impress everyone. I will briefly introduce my skills and experiences below. 1. Software MATLAB, Genesys, ADS, Ansys HFSS, CST, Altium, PADS, Eagle, Kicad, EasyEDA, Keil, MPLAB, LT Spice, NG Spice, MultiSim, Proteus... 2. Design Subjects Power Supply, Sensor Board, Control Board, LCD Board, ... BLE, ZigBee, Wi-Fi, WLAN, WiMax, ... LPDA, PIFA, Patch Antenna, Horn Antenna, ... RF Amplifier, Circulator, Filter, Mixer, Coupler, ... Thanks for visiting me. Regards weniger
artemv30
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TheDesignBloke TheDesignBloke
$50 USD / Stunde
Drafting | CAD | Solidworks | Animations | ContentUnited KingdomHello! I’m Muskan, leading a skilled team of designers and content creators. We specialize in Drafting, CAD, SolidWorks, 3D Modeling, Animations, and Content Writing, delivering professional solutions tailored to your business needs. Our Services Include: * Architectural Designs & Revit Models * SolidWorks Designs,...Hello! I’m Muskan, leading a skilled team of designers and content creators. We specialize in Drafting, CAD, SolidWorks, 3D Modeling, Animations, and Content Writing, delivering professional solutions tailored to your business needs. Our Services Include: * Architectural Designs & Revit Models * SolidWorks Designs, Mechanical Parts & Assemblies * 3D Modeling, Prototyping & Blender Models * Interior Design & Space Planning * Animations & Explainer Videos * Branding, Logos & Marketing Materials * Website & Landing Page Design * Content Writing, Reports & eBooks * Presentations, Infographics & Banners * Packaging & Labels We pride ourselves on timely communication, attention to detail, and on-time delivery, serving clients globally Highlights: * 5-Star Reviews | Trusted by Clients Worldwide * Expert Team | Top-Ranked for Design & Content weniger
TheDesignBloke
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I am a multidisciplinary engineer with over 13 years of experience in the design, development, and integration of advanced electronic systems, embedded firmware, and control algorithms for IoT, aerospace, robotics, and autonomous navigation applications. I have a deep expertise in PCB design, real-time firmware...I am a multidisciplinary engineer with over 13 years of experience in the design, development, and integration of advanced electronic systems, embedded firmware, and control algorithms for IoT, aerospace, robotics, and autonomous navigation applications. I have a deep expertise in PCB design, real-time firmware development, particularly in power electronics and mobile robots (UAV & UGV & FPV Drones). And also I have rich experience in Internet of Things and developed RF/Wireless products used in medical health-care systems and etc for over 5 years. And also I have developed IoT backend & dashboard for device control for medical health care systems and other products for over 5 years. I also have a proven track record of delivering high-reliability systems for both field-deployed robotics and aerospace platforms. ? Core Skills & Expertise: ? Electronics & PCB Design ? Multi-layer PCB layout and design for high-speed, mixed-signal, RF systems, digital & analog electronics and power electronics ? EMC/EMI compliant designs for aerospace and industrial applications ? Schematic capture and board bring-up (Altium, KiCAD, Eagle, OrCAD) ? Embedded Firmware Engineering ? Bare-metal and RTOS-based firmware for ARM Cortex-M, AVR, ESP32, STM32, NXP, TI, and Microchip MCUs ? Firmware architecture for various communication protocols (I2C, SPI, UART, CAN, USB, Ethernet) ? Real-time embedded C/C++, with low-level driver development and bootloader implementation ? Embedded Linux & Custom Kernel & Bootloader & Driver Development, Yocto & BuildRoot & OpenWRT ? Robotics & Autonomy ? Autonomous ground/aerial robot system design (ROS, PX4, ArduPilot) ? Kinematics and dynamics of manipulators and mobile robots ? Sensor Fusion & integration (LIDAR, GPS, magnetometers, cameras) and real-time perception ? IoT Backend & Integration ? REST APIs for device control ? MQTT brokers & dashboards ? Web/mobile interfaces for device monitoring ? Data logging & visualization ? Cloud integration (AWS / custom servers) ? Tools & Technologies: ? Hardware/PCB: Altium Designer, KiCAD, OrCAD, LTspice, Oscilloscopes, Logic Analyzers ? Firmware/Software: C, C++, Python, Embedded Linux, FreeRTOS, Zephy RTOS, STM32Cube, PlatformIO, MCUXpresso IDE, VHDL & Verilog HDL, Vivado & Vitis IDE, Platform.io, ESP-IDF, Arduino ? Simulation/Math: MATLAB/Simulink, ROS/ROS2, Gazebo, Mathematica, Octave, LabVIEW ? Protocols/Interfaces: I2C, SPI, UART, CAN, RS485, USB, TCP/IP, MODBUS ? IoT Backend Development & Integration: MERN/MEAN/MEVN stack, Python & Django, Thingsboard, Node-RED, Tuya IoT Platform, React Native & Flutter, Android Studio, InfluxDB, AWS/Azure/GCP weniger
mykolalus
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Schreiben von Forschungsarbeiten, Artikel schreiben, Recherche, Technisches Schreiben, Umschreiben von ArtikelnHello! I'm a dedicated freelancer with over 13 years of experience, including nearly a decade on Freelancer.com. I hold a BSc in Computer Science and an MBA. Since 2014, I’ve been a senior newspaper editor while also specializing in research, academic writing, creative writing, editing, and proofreading. I prepare...Hello! I'm a dedicated freelancer with over 13 years of experience, including nearly a decade on Freelancer.com. I hold a BSc in Computer Science and an MBA. Since 2014, I’ve been a senior newspaper editor while also specializing in research, academic writing, creative writing, editing, and proofreading. I prepare research papers, theses, dissertations, and journal articles that adhere to the highest writing standards. In addition to research and writing, I provide comprehensive editing and proofreading services to ensure clarity, structure, and accuracy. As an accredited Wikipedia editor, I bring expertise in page creation, editing, and maintenance while complying with Wikipedia guidelines. My technical background further supports my ability to handle complex projects, offering precise and well-researched deliverables. Key Skills: • Research & Writing: Expertise in academic writing, including theses, dissertations, and journal articles. • Editing & Proofreading: Specialized in academic, technical, and creative content. • Creative Writing: Engaging content development across genres. • Training: Guiding others in research, writing, and editorial practices. • Wikipedia Editing: Accredited editor proficient in creating and updating high-quality entries. Experience: I’ve worked on a wide array of projects, including: • Academic Writing: Created theses, dissertations, and journal articles, maintaining academic rigor. • Editing & Proofreading: Edited academic, technical, and creative content focusing on clarity and accuracy. • Creative Writing: Developed articles and features for various industries. • Wikipedia Contributions: Edited and created Wikipedia articles, adhering to editorial standards and citation rules. Services Offered: • Research & Writing: Theses, dissertations, journal articles, and research papers. • Editing & Proofreading: Academic, technical, and business documents. • Creative Writing: Articles and narrative content. • Training: Writing, editing, and research skills development. • Wikipedia Editing: Article creation, updates, and source verification. Why Choose Me? • Expertise: My background ensures depth and accuracy in academic, technical, and creative projects. • Quality Assurance: I deliver polished work with attention to detail. • Timely Delivery: I respect deadlines and work efficiently. • Collaborative: I maintain open communication to meet client expectations. How I Work: I collaborate with clients to fully understand their needs, provide regular updates, and offer revisions to ensure the final product meets expectations. weniger
alfmwangi
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As a proactive electronic engineer with ten years of experience in the industry, I offer complete solutions to bring your ideas to life. Working alongside a team of engineers and industrial designers, we can guide you through the design process from the initial concept to the final product. Our extensive experience...As a proactive electronic engineer with ten years of experience in the industry, I offer complete solutions to bring your ideas to life. Working alongside a team of engineers and industrial designers, we can guide you through the design process from the initial concept to the final product. Our extensive experience in working with PCB manufacturers, component suppliers, and PCBA services ensures a smooth process and high-quality results. Our communication style is professional, yet casual, ensuring a positive working experience for all parties involved. With a focus on precision engineering and attention to detail, we are committed to delivering solutions that meet your requirements. While my Ph.D. and position as a professor at the Mar del Plata National University are important components of my expertise, our focus is on providing complete solutions for your electronic design needs. Let us help you engineer success. Analog/Digital electronics design PCB layout (IPC related) Firmware development for ESP32, STM32, PIC, Atmel, Silabs. nRF RTOS, FreeRTOS, Zephyr Low, Medium and high-level programming: Python, C, C++, ASM, Matlab, Arduino Signal conditioning and processing, analog and digital filtering Fuzzy logic & machine learning 3D modeling and printing Product design weniger
chuledeco
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oleksandrt68 oleksandrt68
$45 USD / Stunde
Electronics | Embedded Systems | IoT | RF&AntennaUkraine🔧 Electrical & Electronics Engineer | Embedded Systems | Power & Control | IoT | PLC | RF & Antenna I help companies/individuals design, develop, and deploy robust electrical and embedded solutions—from PCB design and firmware development to power systems, IoT integration, and compliance-ready documentation. With 8+...🔧 Electrical & Electronics Engineer | Embedded Systems | Power & Control | IoT | PLC | RF & Antenna I help companies/individuals design, develop, and deploy robust electrical and embedded solutions—from PCB design and firmware development to power systems, IoT integration, and compliance-ready documentation. With 8+ years of experience in electronics engineering and embedded systems, I bring deep technical expertise and a hands-on approach to every project. ✅ Core Services PCB Design & Circuit Development Schematic capture, multi-layer PCB layout, signal integrity, and manufacturing-ready Gerber files. Tools: Altium, KiCad, Eagle, EasyEDA. Embedded Systems & Firmware Custom firmware for STM32, ESP32, Arduino, and ARM Cortex-based boards. RTOS, interrupt handling, I2C/SPI/UART/ADC, BLE & Wi-Fi protocols. Power Electronics & Battery Management DC-DC converters, BMS (Battery Management Systems), inverter designs, and charger integration for Li-ion, LFP, and solar-powered systems. IoT & Wireless Solutions Sensor-based systems with real-time wireless data transmission via LoRa, BLE, Wi-Fi, and GSM. Cloud integrations with MQTT, Firebase, and REST APIs. RF circuit design for BLE, LoRa, Wi-Fi, GSM, ISM band devices Custom antennas (patch, dipole, monopole, fractal) Matching networks, impedance tuning, VNA testing, EMI/EMC compliance Automation & Control Systems Custom control panels, PLC alternatives, smart switching circuits, motor drivers, and analog/digital feedback control loops. Simulation & Analysis Circuit simulation (LTspice, PSpice), power analysis, EMI/EMC considerations, and thermal management. 🧰 Tech Toolbox Design Tools: Altium Designer, KiCad, Eagle, OrCAD, EasyEDA Simulation & Modeling: LTspice, PSpice, MATLAB/Simulink Microcontrollers: STM32, ESP32, AVR, TI MSP430, Arduino Communication Protocols: BLE, Wi-Fi, LoRa, MQTT, Modbus, RS232, I2C, SPI, UART, UDP Programming Languages: C, C++, Embedded C, MicroPython Testing & Measurement: Oscilloscope, Logic Analyzer, Multimeter, Signal Generator Standards & Compliance: DFM, EMI/EMC Best Practices, ISO/IEC Specifications I will be happy to help translate your ideas into reality. weniger
oleksandrt68
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MADAlphaDesigns MADAlphaDesigns
$50 USD / Stunde
Drafting • Animations • SolidWorks • CAD • ContentUnited StatesMAD Alpha Designers is a premier design and creative agency delivering precision driven solutions that bring ideas to life. Specializing in drafting, SolidWorks, 2D and 3D modeling, animation, graphic design, and content creation, MAD Alpha Designers offers end to end services that ensure projects are executed with...MAD Alpha Designers is a premier design and creative agency delivering precision driven solutions that bring ideas to life. Specializing in drafting, SolidWorks, 2D and 3D modeling, animation, graphic design, and content creation, MAD Alpha Designers offers end to end services that ensure projects are executed with the highest standards of quality and professionalism. Trusted by startups, brands, and enterprises worldwide, MAD Alpha Designers combines technical expertise with creative vision to transform concepts into impactful, market ready solutions Services: - Drafting & Technical Drawings - CAD Design (SolidWorks) - 2D & 3D Modeling - Product & Industrial Design - 2D / 3D Animations & Motion Graphics - Web Design & Development - Graphic Design & Branding - UI/UX Design - Content Writing & Creative Copy weniger
MADAlphaDesigns
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I am an RF and electronics design engineer from Ukraine with strong experience in antenna design, RF PCB layout, and general electronic hardware development. I focus on practical, manufacturable designs with predictable performance. Core expertise: - RF PCB layout (impedance control, grounding, isolation, EMI...I am an RF and electronics design engineer from Ukraine with strong experience in antenna design, RF PCB layout, and general electronic hardware development. I focus on practical, manufacturable designs with predictable performance. Core expertise: - RF PCB layout (impedance control, grounding, isolation, EMI reduction) - High-speed and mixed-signal PCB design (impedance and length matching) - Schematic & PCB layout and BOM for production-ready hardware - Power supply and filtering design - Antenna design and tuning (GNSS, Wi-Fi, ISM bands...) Typical work: - Wi-Fi, BLE, LoRa, and custom RF hardware - Compact and embedded antennas - Multilayer PCBs optimized for performance and cost - Design review, layout correction, and RF/EMI troubleshooting Tools: - RF design and simulation tools (ADS, CST, and HFSS) - PCB design tools (Altium, KiCAD, OrCAD, PADS, and EasyEDA) - Others (NI Multisim, Proteus, Matlab...) Thanks for visiting my profile. weniger
leonidye
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