Widespread, cassette radio. Storage cassettes make a simple stand as shown in the figure.
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QUIET “LITTLE ONE”
Most amateur constructors are constrained not only in space (usually they have only a small corner in their apartment for pursuing their favorite hobby), but also in time (they can...
“Bulb” instead of lungs
To refuel a car tank in field conditions — for example, from a barrel or another vehicle’s tank — drivers often use a simple hose and the so-called “suction method,” creating a vacuum by...
