— How to explain such a “hybrid” — a two-wheeled mini-tractor and a single-axle cargo cart on a rigid hitch? Doesn’t a mini-tractor have more capabilities with the same four wheels? — those who got acquainted with my mechanical assistant usually asked. The question is not idle: it reflects interest in the features of the Read more…
The glass shelf goes very well with the mirror. But fixing glass to glass is not that easy. That is why the shelf is usually fastened in various ways under the mirror to the wall. However, the design is no longer the same. In addition, the wall has to be damaged, which is especially undesirable Read more…
«I find much that is useful, and sometimes simply essential, in your magazine—or rather, in our magazine. Responding to the call to be not only readers but also active contributors, I would like to share my modest experience: building a small garden house and a decorative heating radiator screen». Gardeners and summer residents often complain Read more…
The chemical method of plant protection against pests, diseases, and weeds remains the main one today and for the foreseeable future. Most often, it is implemented by spraying agricultural crops with aqueous solutions of pesticides. The quality of spraying determines the effectiveness of the product, its application rate, and the level of environmental pollution. Therefore, Read more…
Summer vacation time is approaching. To the numerous concerns related to preparing for the upcoming vacation, aquarium owners have one more: how to provide everything necessary for the underwater inhabitants during the owner’s absence. If you have no one to entrust your aquarium to, entrust its care to an automaton (Fig. 1) and rest peacefully. Read more…
No matter how good a tool or even a machine a home craftsman has, drilling a hole accurately or machining a workpiece properly while holding it with pliers, let alone in one’s hands, is frankly impossible. That is why any home workshop, even a beginner’s, includes a vise. True, this useful device is not always Read more…
For high-quality and fast painting with airbrushes and spray guns, for many other jobs in a home workshop, a desktop mini-compressor that can be assembled from a refrigerator compressor unit is suitable. Moreover, it is not at all necessary to use a new unit: one with clogged pump valves will do just fine. The main Read more…
The widely used electric guitar inherited its tuning from its predecessor—the six-string Spanish guitar. The highest note that can be played on the instrument is usually E of the 3rd octave (for comparison: on the violin this note is E of the 4th octave, and on the piano—C of the 5th octave). On most electric Read more…
WHAT IS BIOGAS? Recently, more and more attention has been drawn to unconventional — from a technical point of view — energy sources: solar radiation, sea tides and waves, and much more. Some of them — such as wind — found wide application in the past, and today are experiencing a renaissance. One of the Read more…
No one will argue that a velomobile is good for your health. And for lovers of technical creativity it is doubly useful, as it provides invaluable experience before building more advanced designs. The velomobile described here was designed and built in the workshop of the Young Technicians’ Station in our city together with club members. Read more…
