Kitten Growth Chart in Excel

A new arrival — whether a kitten or a puppy — always brings joy, excitement, and plenty of questions to a household. “Is it growing well?” “Is it too slow?” or “Maybe it’s getting a bit chubby?” Slow growth can indicate developmental issues, improper nutrition, or even serious hidden illness. Too rapid growth isn’t good … Read more

Ergonomic bowl stand for elderly cats

As cats get older, their joints, muscles, and spine become less flexible, and movements that were once effortless can start to cause discomfort or even pain. One simple way to make mealtime easier is to raise their food bowl about 8 cm above the floor and tilt it roughly 15 degrees toward the cat. This … Read more

Tea timer stand (hourglass holder)

Different types of tea release their flavor compounds at different rates: delicate green teas reach their peak after about 3 minutes, while robust black teas often need closer to 5, and strong herbal infusions may benefit from the full 7. Steeping too briefly can leave the flavor underdeveloped, while leaving the leaves in too long … Read more

IH-81 Universal Radiation Meter

We found this instrument at a collectors’ fair with my partner. We simply couldn’t resist it, so we took it home for 12 euros. According to its technical logbook, it left the Gamma factory on August 13, 1983, and was last calibrated on July 25, 2000. After cleaning and restoring it, it became a very … Read more

ELKIS TR 9602 Harmonic Distortion Meter

Some time ago, if I remember correctly, I got this instrument for 1,000 forints, and more recently I parted with it due to lack of spac. The first impression, despite being a tube instrument, is that it is incredibly light. No doubt, it’s a rather large unit—and you could practically keep a guinea pig in … Read more

Globus IMP navigation computer

I came across this interesting device in a Facebook post. The person who shared it didn’t explain what it actually is, and the comments, as usual, were rather uninformative. So I looked it up in Russian sources to find out what it is. The Soviet space program used completely different controls and instruments from American … Read more

The history of the Lakihegy transmission tower

Hungary’s tallest tower since 1933 has been the Lakihegy transmitter tower. This iconic structure has become a symbol of Hungarian radio broadcasting over the past century. Located on the outskirts of Szigetszentmiklós, the octahedron-shaped tower, made up of eight triangles, reaches a maximum height of 307 meters — taller than the Eiffel Tower was. The … Read more

Chronology of Landline Telecommunications in Hungary (1847–2005)

The history of wired telecommunications in Hungary spans more than 150 years, reflecting the evolution of global communication technology from the mid-19th century to the digital era. This chronology traces the key milestones from the first telegraph lines to the complete digitalization of Hungary’s wired network in 2005, highlighting technological, organizational, and regulatory changes that … Read more

Using ChatGPT to Restore Old Radios

Vintage radios are more than just functional electronics — they’re beautiful pieces of design history. From rich bakelite cabinets to finely woven speaker cloths, every detail was crafted to be both functional and elegant. But when it comes to restoration, some of the most iconic details can be the hardest to replace — especially the … Read more