windytan

Oona Räisänen [ windytan ]
hacker of signals, programmer

email: oona at kapsi.fi
blog: windytan.com
PGP: keybase.io/oona
IRC: windytan @ freenode

twitter, github, youtube

This is my personal web page. In the past, people used to have web pages.

You may be looking for my blog about signals. In that case, follow the link.

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Software

Have some software. It was generally written with *nix operating systems in mind.

redsea
Redsea is an RDS decoder for use with RTL-SDR tools. It can even decode RDS-TMC. Written in C++14, using the liquid-dsp library.
deinvert
deinvert decodes the voice inversion scrambling used as a sort of privacy filter in some radios. Written in C++11.
bpm
Measure beats per minute just by hitting enter in the terminal. Written in Perl 5.
kalevala-grep
Match all input text lines conforming to the Kalevala trochaic tetrameter. Written in Perl 5.
markovtext
Generates random chains (lines of text) based on sample text data given as input. Written in Perl 5.

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Music

Tyna Wind is an electronic music project centered around dreamy, relaxing ambient soundscapes and wistful melodies. My first EP, Stay Afloat, can be listened to on Spotify. Tyna Wind is also on Bandcamp and Instagram.

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Random text

Face blindness
I'm not very good at recognizing people by their faces. En yleensä tunnista ihmisiä kasvoista. en, fi
Oona's puzzle corner
Take a moment for yourself to relax with these mind-bogglers! en
Uuden maailman apinoita
Esittelyssä joitakin eteläamerikkalaisia apinoita ja tietoa niiden suojelutilanteesta. fi
E-koodeja
Monet tutut kasvikset sisältävät runsaasti E-koodeja. Tämä on huumoria. fi
M/S Estonia emergency traffic
Transcript of VHF channel 16 on the night of the M/S Estonia disaster. en
SP-5500: Minor quirks
The SP-5500 is a great instrument but it comes with a few little quirks. en