Category Archives: Hobbies and Other Interests
Fritzing, tool for documenting Raspberry Pi projects
Fritzing is an open source tool, which is great for documenting your Raspberry Pi projects. Their library contains several electronic parts, and if needed, one can create own components too. For advanced usage, one can even order PCBs (Printed Circuit … Continue reading
Raspberry Pi and physical interfaces
Raspberry Pi contains several GPIO pins, which can be used as digital input or outputs (GPIO = General-purpose input/output). For example, if GPIO4 is defined as output, then setting the output value to 1 provides 3.3V into that physical pin … Continue reading
“Tiger in the cage” examples, bow-tie analysis as part of risk assessment
Bowtie analysis might be an helpfull tool for risk assessment. I used yEd to create my own bowtie (see the source at the end). Bow tie analysis in the ISO 31010. Bow tie analysis is a simple diagrammatic way of … Continue reading
Raspberry Pi as security device, first look on IPFire
Raspberry Pi is an interesting candidate for a low cost, low power, small and open source based security device to be used at small office or at home office (SOHO), or for protecting your home automation… However, some preconcerns were … Continue reading
Raspberry Pi camera and telescope, first tests
I got B+ model of the Raspberry Pi as christmas gift. Then I saw the size of the camera module, and I just had to go and buy one. I have been testing different webcam and digital camera setups with … Continue reading
Balabolka and Microsoft Speech Platform, way for multilanguage TTS (text-to-speech)
Most of the TTS tools on MS Windows support SAPI 5 (SAPI=Microsoft Speech API). In a previous blog, eSpeak and TTSReader were introduced as an alternatives for non-english languages. The good news is that the free tool called Balabolka also … Continue reading
Murmur, tool for simple and secure voice conference
Murmur is an open source alternative for DIY voice conferencing using encrypted communication. It is used especially in gaming, but it can easily be used for small working teams or for family multiparty talks. Plus: Quick and easy to setup … Continue reading