SSB Operation The following are basic settings for SSB and other telephone working modes. If you have worked in digital modes before switching to SSB/FM/AM, do not forget to turn off SPLIT (if necessary), change the skipped frequency band (if necessary). Depending on the range, you will also need to […]
Car Leakage Current Typical values for leakage current (idle consumption) from a modern car battery are between 20 and 50 milliamperes (mA). Normal and maximum permissible values Ideal value: Anything below 50 mA is considered completely normal for most gasoline and diesel cars. This energy is needed to maintain the […]
Internal resistance of the car battery Internal resistance (Ri) is one of the most important indicators of the “health” of the battery. FNIRSI HRM-10 is one of the measuring devices that can give a very good idea of the condition of a battery. In short: the lower the internal resistance, […]
The secret to long life: How to tell whether the battery is excellent, good or damaged by measuring internal resistance Internal resistance is one of the best indicators of the condition of a battery. It is like blood pressure for a person – it gives a lot of information about […]
Noises for a more restful sleep for babies and children The idea for this article arose when visiting children and grandchildren and because of their practice of putting grandchildren to sleep to white noise. We strive not to interfere in the upbringing and raising of grandchildren. Probably like almost all […]
Fast Charging: How It Works and Why It’s Important for Our Devices In today’s fast-paced world, time is precious, especially when it comes to our favorite gadgets. Imagine rushing to go out and your phone’s battery is almost empty. At such times, fast charging technology becomes a real lifesaver. But […]
The Mysterious Signs of Magura: Ancient Writing or Precursor to Emojis? The Mysterious Signs of Magura The Magura Cave, with its mysterious rock paintings, has long attracted the attention of archaeologists and historians. The question of whether these paintings represent an early form of writing or are simply decorative images […]
WiFi 7: The Wireless Revolution is Here! After years of anticipation and numerous rumors, it’s finally a fact – WiFi 7 is here and ready to transform the way we connect to the internet. For all of us who are fascinated by the magic of wireless technology and fans of […]
Outdoor or indoor antenna? Should we buy or make? Making an antenna is a simple job that is described by three activities: Cutting iron and cables; Pilling, etc.; Screws and nuts. (This is also how you write a book – you press keys in a certain sequence.) In the Faraday […]