playing with bits

Thoughts of a computer scientist focused on electronics.
VHDL, RF, DSP, PIC, Digital, Analog, plus anything I find interesting at the moment.

Saturday, August 11, 2012

New 10Ghz Oscillator

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I have been needing a stable 10Ghz oscillator for a few projects I have been working on and was able to pick this brick up for pretty cheap...
Friday, July 6, 2012

Radio Astronomy Hydrogen Line 1420Mhz RF Front End Testing

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I have been building the RF front end for my radio telescope for a few weeks now and am finally at a point where I can sit down and test it....
Sunday, June 17, 2012

21cm Hydrogen Line Feedhorn Assembly for Radio Astronomy

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I am excited to finally be able to say that my radio telescope is starting to come together. This morning I worked on another major componen...
4 comments:
Monday, June 11, 2012

Altera EPM3256A CPLD Breakout

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A few months ago I received my newly designed breakout boards from Laen's OSH Park PCB service and finally had time to assemble my new...
1 comment:

New Spectrum Analyzer: Anritsu MT8801C

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The Spectrum Analyzer is by far the most important piece of gear for any RF design work, unfortunately spectrum analyzers are also one of th...
6 comments:
Thursday, January 19, 2012

21cm Line Downconverter Testing

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This project is the heterodyning downconverter I have designed and assembled for radio astronomy purposes. It will be used to convert 1420Mh...
2 comments:
Friday, November 18, 2011

PIC18F C18 Implemented I2C Slave Communication

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So after many hours of wasted time I was able to successfully implement an I2C slave device on a PIC18F25K20. What seemed to be a simple tas...
8 comments:
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A computer scientist, hardware hacker, and embedded developer. KD8TBD

Brad
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