Computer/Digital RFI Solutions Ferrite filter products can help speed up digital devices by suppressing common mode current from RFI sources OR prevent digital devices from emitting RFI on its connecting cables and power supply lines. 50:600 ohm (12:1) Transformers Store/Antenna Products/CUBE Impedance Transformers (<1:1, 1:1, >1:1)/50:600 ohm (12:1) TransformersRefine by FiltersClear allFiltersClear allShow itemsShow itemsOn Sale50:600 ohm, (12:1) CUBE™ Balun/Unun, 1.8-31 MHz Balun/Unun, RX Only/1KW/2KW/3KW PEP, T2FD, Rhombic, End Fed, Flagpole50:600 ohm, (12:1) CUBE™ Balun/Unun, 1.8-31 MHz Balun/Unun, RX Only/1KW/2KW/3KW PEP, T2FD, Rhombic, End Fed, FlagpoleSKU CB-12-1000TSList price $139.95 Save 14%$119.95 Buy Now