TinySA is an amazing gizmo! I have already posted some video link on TinySA and here is some mode material on it. RF testing is getting quite popular these days, with many devices featuring wireless capabilities. However, RF test devices are quite expensive, or at least have been, as on few recent years many affordable →
Funny meme Do not do this! https://me.me/i/guide-to-fuse-replacement-guide-to-fuse-replacement-350-amp-3014307 →
I saw today changes made to telecom infrastructure in Helsinki Finland. A huge arm thick telephone cable (800 ot 1000 pair according to installers) that was pulled out of cable pipe with help of excavator. It was being replaced with modern optical cable 192 fibers in it that the installers were pulling in. →
I have long time used GIMP as my main image manipulation tool when making images for ePanorama.net. It can do all the normal image manipulation needed well. GNU Image Manipulation Program (GIMP) is a cross-platform image editor available for GNU/Linux, OS X, Windows and more operating systems. It is free software, you can change its →
This posting is here to collect cyber security news in April 2021. I post links to security vulnerability news to comments of this article. You are also free to post related links to comments. →
ARM processors touch 70% of the global population. From the edge to the cloud, Arm is on track to touch 100 percent of the world’s shared data. Arm has announced Armv9, its first new ARM architecture in a decade. Arm’s solution to the future needs of AI, security and specialized computing is v9 released at →
There are many cases where there is need to trace which electrical outlet is connected to which fuse/breaker. Anyone doing renovation is familiar with both residential and commercial buildings where the circuits weren’t identified properly. New buildings may label circuits very well, but older structures aren’t nearly as accurate or detailed. There’s a big difference →
For a passive summing mixer is a circuit to combine two audio signals to one signal. Passive summing works generally ok, both with unbalanced and balanced circuits if all connected circuits are same type (mixed balaced and unbalanced is mixed business if it works as wanted or not). When the devices connected to all inputs →
I have have had for many years Mastech MS6811 cable tester. This tester model seems to be still selling typically at 15-30 Euros price range (and sometimes at higher price). Besides Mastech brands it is sold with different brand names for example AXIOMET and Sinometer. The MS6811 is designed to detect the most common wiring →
A number of Android apps started to crash, including Gmal, for me on my Android phone last evening and this morning. Tried the normal reboot, update apps and system update. Those did not help. While searching for information if there is a known issue I found this: Android apps like Gmail are crashing and ‘WebView’ →