Category Archives: For Fun or Interest

Tip: flip mirror can be handy for taking photos with telescope

I recently purchased a flip mirror and I find it very usefull when trying to take photos with telescope. In this setup one can both view the target visually and take photos. It takes some time to get the camera … Continue reading

Posted in For Fun or Interest, Gadgets, Hobbies and Other Interests, Tips, Tools | Comments Off

loosing weight by walking, the first 1 million steps

With the help of an Activity tracker it might be easier to achieve your weight loosing goals. These trackers take care of the tedious work to log everything. Just place the activity tracker on your wrist, and start walking… This … Continue reading

Posted in DIY, For Fun or Interest, Gadgets, GPS, Hobbies and Other Interests, Tips | Comments Off

Test, DIY tuning a piano key

I promised to “have a look” on a piano that did not sound “right” any longer; not for some time. A piano tuning professional had said that he does not know any piano with this name. After opening the piano, … Continue reading

Posted in Audio and Video, Basic Tools, DIY, For Fun or Interest, Hobbies and Other Interests, Piano, Tests, Tips, Tools | Comments Off

Flowgorithm, a visual programming tool with source code generation

Flowgorithm is one of the visual programming tools available today. Positive: visual programming, focus is more on the modelling on how to solve the problem than on the syntax of programing language like java, c# or python. can generate code … Continue reading

Posted in Basic Tools, For Fun or Interest, Hobbies and Other Interests, Tests, Tools | Comments Off

Morse Learner, tool for learning the morse code (receiving and sending)

Morse Learner is a portable and handy software for learning both the receiving and sending of morse code (chraracters made of DAHs and DITs). In the beginning it starts with small set of characters. And there are options to change … Continue reading

Posted in Basic Tools, For Fun or Interest, Gadgets, Hobbies and Other Interests, Recommended Free Tools, Tools | Comments Off

OpenWrt, an alternative for improving network security at home with firewall and web proxy

Introduction OpenWrt is a Linux distribution that can be loaded into many wireless routers by replacing the original firmware with OpenWrt firmware. The picture below shows 2 such routers, together with Raspberry Pi on the right for comparison. My interest … Continue reading

Posted in Anvanced Tools, Cybersecurity, DIY, For Fun or Interest, Hobbies and Other Interests, Internet of Things and M2M, Network Monitoring, Recommended Free Tools, Security Training, Awareness and Reports, Tips, Tools, Troubleshooting | Comments Off

Second test, trying to use hand-cranked dc motor to charge USB devices (3 Watts working!)

Finally some good news and results. With a 12V DC motor, when used as a generator, it is possible to deliver close to 3.5 W for charging an android phone! This is a continuation to the previous blog. Working setup … Continue reading

Posted in DIY, For Fun or Interest, Gadgets, Hobbies and Other Interests, Tests, Tips | Comments Off