In many miniature clamping devices, from popular with electricians and ham radio “crocodiles” for the temporary connection of the conductor to all kinds of clothes pegs – used twisted or flat spring, which at the wrong time can break. In this case, will help out any band, is wound in the jaws of the clamp, as shown in the figure.
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In the past year ("M-K" No. 5 of 1979), we introduced our readers to the technology of refinement of microelectromechanical DI-1-3 and EDR-40 to install them on a flying model. The...
FROM THE BARREL — STRETCHER
They can be made in just a few minutes. For this you need to saw off part of an old metal barrel and attach it with bolts to handles (e.g., spade handles). Yu MACHALA, 13 pet., Lviv, Ukraine