DECAMETER ANTENNA WITH SMOOTH MECHANICAL ADJUSTMENT OF SIZE OF EMITTER INSIDE RADIOTRANSPARENT MAST Russian patent published in 2021 - IPC H01Q9/14 H01Q1/10 

FIELD: antenna equipment.

SUBSTANCE: invention constitutes a decameter antenna with smooth mechanical adjustment of the size of the emitter inside a radiotransparent mast, containing a transmitter, a stepper motor mounted on the axis whereof are two drums made of a dielectric material, an antenna wire, a dielectric rope, attached to the two drums by the ends thereof, an antenna input, two transition rollers, a bushing, characterised by the fact that additionally included thereto are an SWR sensor, the input whereof is connected with the first output of the transmitter and the first output is connected through with the antenna inlet through the bushing; a control apparatus, an antenna wire fastener; locking fastener, a third transition roller wherein the antenna wire is connected with the second drum through said roller; a tensioner, a counterweight system connected with the second output of the transmitter; a radiotransparent mast, located wherein are all units of the decameter antenna and at the bottom of the mast is the counterweight system.

EFFECT: designed construction of a decameter antenna with smooth mechanical adjustment of the size of the emitter inside a radiotransparent mast.

3 cl, 11 dwg, 1 tbl