S H F POLARIZATION CHANGE-OVER SWITCH Russian patent published in 1995 - IPC

FIELD: television equipment. SUBSTANCE: ferrite section is manufactured in the form of compound shell-type core which outer wall has clearance overlapped by magnetically soft ring core with side wall of variable thickness which can rotate around it. In agreement with second version for pulse method of control ferrite section is produced in the form of compound shell-type core which outer wall has variable thickness, is fabricated from material with rectangular hysteresis loop and can rotate around central pole. EFFECT: expanded application field. 2 cl, 2 dwg