Blog Archives

Design of a FPGA PCB including USB2.0 interface and two 80 MHz ADCs

This is my most advanced homemade PCB design until now. The PCB contains a EP3C5E144C8N Cyclone III FPGA from ALTERA, two 8 bit ADCs AD9057 from Analog Devices @ 80 MHz, a FTDI USB2.0 controller and many other things. The

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Build your own Software Defined Radio (SDR)

This project describes how to build you own Software Defined Radio (receiver part). Starting from an antenna, amplifiers, mixer, filter, ADC, FPGA a FM radio signal is received and demodulated in software. All the blocks for amplification, mixing, filtering and

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A GNU Radio Source Block for the FT232H USB 2.0 controller

Here comes the documentation on how to write a source block for GNU Radio interfacing the FTDI FT232H USB 2.0 controller. This is particular interesting when one is willing to build an own Software Defined Radio (SDR) using an FPGA

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Raspberry Pi as an Oscilloscope @ 10 MSPS

Finally today my article about making the Raspberry Pi to an oscilloscope was published in “The MagPi” issue 24 page 4-9 http://www.themagpi.com/issue/issue-24/ The article describes a Linux kernel module needed for the readout and gives a starting example how to

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