The motor has been completely disassembled, and its dirty, greasy parts lying on the floor on spread out Newspapers. Vic sat next to me on his haunches, penetrating look gave details and stated authoritatively:
— With this motor it will not work!
Sympathetically looked at me and said:
— See for yourself. Piston rings (Victor bent one finger) no, magneto (he picked it up, skeptically fiddled with, put back in place and bent the second finger) ruined the clutch basket (there it went the third finger) can throw…
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With the teenage years stuck with me a travel song that “people go around the world, they kind of need would be a sturdy tent, Yes, boring way,” And the motive winningly simple, and the words still retain their relevance. Especially about the tent because that offers today’s domestic market, a real tourist, alas, is not always suitable.
Under the new rules of the road in the sake of safety, drivers of vehicles (especially when driving outside the city) should include the day of the lights But turn them off after a stop often forget If Parking is prolonged, the battery is badly discharged In chains prevent such troubles offer a simple device, which signals that the headlights were left on while the engine is stopped, and also indicates the inclusion of the turn signal Device contains a sound generator transistors (VT1, VT2) and a threshold of the relay (K1, VD1).
The seeder is equipped with this opener, like a syringe: it can make seeds just under the soil, making a kind of “injection” at a given depth. This is due to the fact that swept the opener cuts into the layer of the earth, and through its tubular rack serves seeds, immediately cover the crumbling soil. However, the existing structure has one weak spot: the uneven distribution of seeds. Rows get thickened, and the aisle width of 20 cm is empty.
In most of our schools calls still include the old — fashioned way of push-button attendant or watchman. But this process is not difficult to automate. Proposed device designed for this purpose and may be made in the school radio. The block diagram of the device of the machine shown in figure 1. Electronic digital clock serves at a specified time in the actuator control signals. The actuator enables and disables the programming device, which, in turn, in accordance with the schedule of calls includes internal buzzer and external powerful school bell, feeding him the voltage is 220 V.
At first glance, the school gym is the same as thousands of others. But this is only at first glance… Observant person will note here something unusual. On boards and panels, attached to walls, installed button. Hanging above the light Board. The gym class begins with warm-up, and then the class is divided into groups. Students in one group with a small running start then jump at a time, hand hitting the button. While the scoreboard lights up every time the figure is estimation.