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Category Archives: Electronics

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XEBOOT – tiny Amega8 xmodem bootloader

majek.sh Posted on 2014/05/26 by majek2014/05/27

Story Few years ago I was working on some commercial device based on Atmega8. One of features was to deliver device with some software, but it should’ve been ready for further firmware updates by customer as well. Burning some ready-made … Continue reading →

Posted in Electronics | Tagged avr | Leave a reply

RTL-SDR and ADS-B

majek.sh Posted on 2014/03/17 by majek2014/05/27

I was searching Internet about FLARM and other possibilites to track small aircrafts, and how to use it in airplane models 🙂 Of course, I found another interesting thing which reminded me that USB DVB-T tuner with well known Realtek … Continue reading →

Posted in Electronics, Linux | Tagged ads-b, rtlsdr | Leave a reply

Bluetooth dongle from China :-)

majek.sh Posted on 2014/03/09 by majek2014/03/09

I’ve been using bluetooth headpones for few months and I like this ‘wireless’ feature. Only one issue bugs me – short range. Effectively it’s sbout 2-3 meters in my home 🙁 So, I came up with idea to buy external … Continue reading →

Posted in Electronics, Life | Tagged china, fun | 2 Replies

RTL2832U spectrum analyzer – part 2

majek.sh Posted on 2013/06/22 by majek2016/02/13

In previous part i wrote about LifeViev DVB-T usb stick based on RTL2832U and Fitipower FC0013 tuner. In spite of information on http://sdr.osmocom.org/trac/wiki/rtl-sdr site, FC0013 in this stick doesn’t go up to 1.1GHz :-(. In fact, from my experience it … Continue reading →

Posted in Electronics, Linux, R/C | Tagged fpv, r/c, rtlsdr, spectrum analyzer | 12 Replies

Logic analyzer

majek.sh Posted on 2013/02/25 by majek2013/07/02

This time there will be a combined article – something about my new toy: logic analyzer, but also there will be introduction to diversity video receiver. Logic analyzer If you do anything with digital equipment or diy projects etc, logic … Continue reading →

Posted in Electronics, Linux, R/C | Tagged diy, fpv, i2c, logic analyzer, sigrok, video receiver | 13 Replies

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