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@UnDerKetzer
会员,2015年3月26日加入
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UnDerKetzer

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$25 美元/小时
5条评论
5.0
  • 100%完工率
  • 100%预算內
  • 100%准时性
  • 20%重雇率

作品集

最新评论

  • SalvadorCoss的图片 private project $35.00 USD

    “Vladimir made an excellent work again. Very easy to work with. I highly recommend him.”

  • SalvadorCoss的图片 very simple PCB layout $35.00 USD

    “Vladimir is a great professional. He improved my design and gave me tips and help with everything. I will work with him for sure in my next PCB design.”

  • mbruinink的图片 Solve electronic noise issue on robot €34.00 EUR

    “Vladimir did a great job, we had a very difficult problem which we still haven't solved however we are getting closer to a possible solution and Vladimir is continuing to help us. We would defiantly hire him again for future projects that we have.”

  • naronic的图片 Simple Energy Metering Schematic and software $1066.00 USD

    “Great freelancer. Very communicative and competent. Will hire again.”

  • capelon的图片 Additional feature to simple energy meter device $2127.00 USD

    “Great designer! Will hire again.”

经验

Electronic engineer

Jul 2010 - Nov 2013 (3 years)

• Electronic devices based on FPGA, Cortex -M/-A/AVR MCUs, DDR2/DDR3, analog and digital circuits (DAC/ADC/OpAmp/Passive Filters). • PCB design: up to 10 layers, Stack-Up calculation, impedance control, trace length alignment, DDR3 Fly-By topology routing, 1G Ethernet routing. • Interfaces: USART, RS-232, RS-485 (Modbus), I2C, SPI, USB, 1G Etherner (RGMII), LVDS, QDRII+. • Software design for AVR/STM32 (AVR-Studio/KEIL).

教育

Master’s degree

2005 - 2010 (5 years)