I-F has been played over 30 times on NTS, first on 14 September 2013. I-F's music has been featured on 37 episodes.

I-f short for Interr-ference is the Dutch producer, DJ and radio boss Ferenc E. van der Sluijs. First of all Ferenc is a member of Unit Moebius. Seen as one of the initiators of the Italo Disco revival in the late nineties and a major player in Electro and Acid techno. Released on his label Reference Analogue Audio, sublabels Viewlexx, Murder Capital, Holosynthesis and more, active under the names Interr-ference, Ferenc, Beverly Hills 808303 and The Parallax Corporation with Intergalactic Gary. Renowned for his radio station, the Intergalactic FM, a radio station specialized in Italo Disco and music made by robots and aliens. The Robot is your Friend!