Coaxial plug > coaxial coupling - Double-shielded coaxial cable (aluminium foil shielding + braid) - Impedance 75 ohm - With two sheath current filters designed specifically for 100-Hz devices - Shielding immunity: >85 dB - Plug/coupling 100% shielded with screening shield (no galvanic isolation) https://elecena.pl/product/17838880/50743-connection-cable-with-ferrite-black-3-50-m 2021-04-23 https://elecena.pl/product/17838880/50743-connection-cable-with-ferrite-black-3-50-m 2024-08-03