Freelancersพร้อมรับจ้างในLithuania
แสดงผล 6 รายการ
freelancer ที่ได้รับการสนับสนุน
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I work in lift industry 20 year. I`am automation and electric engineer . My main task to check elevator condition after that was installed, check elevator what is in maintenance. Also I `m programming controllers, making PCBs KiCAD, draw drawings 2D, 3D.I work in lift industry 20 year. I`am automation and electric engineer . My main task to check elevator condition after that was installed, check elevator what is in maintenance. Also I `m programming controllers, making PCBs KiCAD, draw drawings 2D, 3D. ย่อ
ว่าจ้าง Giedriuz
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ViliusZasimauska ViliusZasimauska
$30 USD / ชม.
Professional Electrical engineer | RF | PCB designLithuania"Sergey is knowledgeable of electronics principles and able to complete electronics design." "Excellent to work with." "Outstanding work. You can trust this guy. Will hire again." "Sergey has a lot of knowledge with PCB designs and is a valuable asset to any team." I provide high-quality full cycle Electrical..."Sergey is knowledgeable of electronics principles and able to complete electronics design." "Excellent to work with." "Outstanding work. You can trust this guy. Will hire again." "Sergey has a lot of knowledge with PCB designs and is a valuable asset to any team." I provide high-quality full cycle Electrical Engineering services from Idea to Mass Production: Hardware, Firmware, Product Design, Prototyping, Manufacturing. HARDWARE: - PCB design: Altium, Eagle. Experience in Digital, Analog, Power electronics, Digital Signal Processing. - 6-12 layers PCB layout, RF design, HDI routing, dense routing, thermal management. - Gigabit Ethernet and USB-C. High-speed routing with length matching; impedance calculations. - Component selection, BOM optimisation, preparation of manufacturing documentation. - High current PCB routing up to 100A FIRMWARE: I can program MCU, but usually this is a job for a programmer. I specilize on hardware. - MCU firmware in C for ARM, TI, NXP, Atmel, PIC, Arduino; Python; - Bluetooth, Bluetooth Low Energy (BLE), and wireless modules programming. PROTOTYPING: - PCB Prototype manufacturing, debugging, and validation; - Consultation on any aspect of design and manufacturing. MANUFACTURING - BOM optimization to save cost / get better components availability - Creating test instructions, work instructions, test jigs - Organization of contract manufacturing in China I HAVE EXPERIENCE IN: - IoT projects, sensors, wearable electronics, Smart-home systems; - Automotive and Climate control equipment. I developed hardware equipment for autonomous driving systems. - High current high power electronics (BLDC drivers, frequency converters, battery chargers, battery balancers, inverters, power banks, home power storage systems) - High voltage power supplies up to 20 kV - Energy harvesting (solar, piezo, thermal) - Digital signal processing, audio signal processing, Sigma Studio - Solar trackers - Video recording systems for commercial delivery fleet - Wearable projects with tiny flex rigid pcbs AUDIO: - Analog signal processing, High End audio amplifiers - Room acoustic treatment consultations - ANC earbuds and headphones development INDUSTRIAL: - High-reliability systems for critical applications (Robotics, Oil and Gas, Automation); - Micro-controller control systems; - Power Supplies (AC/DC/AC) - AC, DC, BLDC, Step motors, robotics MEDICAL: - ECG, EMG, PPG, SpO2 sensors - Blood pressure monitoring - Respiration rate monitoring - Limbs position monitoring WIRELESS: - Bluetooth and BLE-enabled devices; - 2.4Ghz radio transmitters (nRF24 family); - NFC tags: hacking, cloning; - Wireless charging Tags: Electrical Engineer, Electrical Engineering, Electronics, Hardware, Firmware, PCB layout, Board layout, Schematics, Altium, IoT, Internet of Things, Power Electronis, Bluetooth, BLE, TI, Texas Instruments, C, C++, MCU, Microcontroller, prototype, validation, BMS, Fusion360, USB-C ย่อ
ว่าจ้าง ViliusZasimauska
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I am an Electronics Engineer with a Master's degree in Electronics Engineering, currently working in space industry, specializing in PCB design, schematic design, RF circuits, and antenna simulation and design. I'm proficient in Altium Designer, MATLAB, ANSYS HFSS, and LT spice. I have a passion for creating...I am an Electronics Engineer with a Master's degree in Electronics Engineering, currently working in space industry, specializing in PCB design, schematic design, RF circuits, and antenna simulation and design. I'm proficient in Altium Designer, MATLAB, ANSYS HFSS, and LT spice. I have a passion for creating innovative solutions and thrive in collaborative, cross-functional teams. ย่อ
ว่าจ้าง edas19980905
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Antenna Design, Bill of Materials (BOM) Evaluation, Bill of Materials (BOM) Optimization, Bluetooth, Circuit Board LayoutExcellent proficiency with Altium designer. Electronic product design according to technical task, from prototype to mass production. Problem identification in prototype stage. Product design for low power applications. Documentation for mass production. Multilayer PCB design.Excellent proficiency with Altium designer. Electronic product design according to technical task, from prototype to mass production. Problem identification in prototype stage. Product design for low power applications. Documentation for mass production. Multilayer PCB design. ย่อ
ว่าจ้าง Dmbeliun
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Electronic engineer.electronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic...Electronic engineer.electronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineerelectronic engineer. ย่อ
ว่าจ้าง moowyz
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Eagle, KiCAD, AltiumEagle, KiCAD, Altium ย่อ
ว่าจ้าง sauliusvalciukas
