– Basque phonography 1968-2018 | series of radio essays (Euskadi irratia, Radio Euskadi, Bilboko Arte Ederren museoa, 2018-2019)
– Gauez ikusten ikasi |radio essay for the project SENIDETUTA (Maslow Industries, Bitamine, 2018)
– Afoniak | live radio essay, w/ Arantxa Iturbe & Luca Rullo (Donostia Kultura, Euskal kultur erakundea, 2018-2019)
– Sartaguda | public collective radio show, w/Arantxa Iturbe, Luca Rullo and neighbours of Sartaguda (Landarte, 2018)
– Re: The new era of sounds and noises (1900) | radio-essay (Ankulegi Antropologia topaketak, 2018)
– Ecouter le monde: Azkoitia | radio-essay (Radio France Internationale, 2018)
– Ecouter le monde: Bom de Jesus, Braga | radio-essay (Radio France Internationale, 2018)
– Ecouter le monde: Ahmedabad | radio-essay (Radio France Internationale, 2018)
– Egurra (wood) | playlist (webSYNradio, 2018) listen
– Ecouter le monde: Il rumore lontano | radio-essay (Radio France International, 2017) listen
– Lo hartzeko txoriak – Birds to sleep | radio-essay (Euskadi irratia – Arratsean, 2017)
– Hiriak entzuten gaitu – City is listening to us | radio-essay (Euskadi irratia – Arratsean, 2017)
– Itsutasunaren argitan | radio-essay (Euskadi irratia – Arratsean, 2017)
– Er(r)oen bibrantea – Vibrant erotic roots | radio-essay (Euskadi irratia – Arratsean, 2017)
– Ecouter le monde: Agate | radio-essay (Radio France International,, 2017)
– Ecouter le monde: Timor | radio-essay (Radio France International,, 2017)
– Gibeleko fonoteka – Back fonoteque (20 chapters) | radio-essay (Euskadi irratia – Arratsean, 2016)
– La guerra en la membrana | radio-essay (Radio Museo Reina Sofia, 2015)
– Os eixos do meu carro deixaram de tocar | radio documentary (Binaural, 2015)
– In search of the perfect listener | radio-essay Season # 4 (Euskadi irratia – Arratsean, 2015)
– In search of the perfect listener | radio-essay Season # 3 (Euskadi irratia – Arratsean, 2014-2015)
– En busca del oyente perfecto | radio-essay Season # 1 (Radio Euskadi – Boulevard, 2014-2015)
– Ateak | radio-essay (Tabakalera, 2014)
– The Politics of recorded sound: Rudolf Trebisch | radio-essay – interview (KMK, 2014)
– The Politics of recorded sound: León Azoulay | radio-essay – interview (KMK, 2014)
– The Politics of recorded sound | interview (Euskadi Irratia, 2014)
– 5 sounds, 5 ways to listen | radio-essay (Elhuyar, 2014) download
– Marisolekin bakarrizketan | Arantxa Iturbe & Xabier Erkizia | radio-essay – interview (2014)
– In search of the perfect listener | radio-essay Season # 2. 30 compositions (Euskadi irratia – Arratsean, 2013-2014)
– In search of the perfect listener | radio-essay Season #1. 30 compositions (Euskadi irratia – Arratsean, 2012-2013)
– Carnival (1) | Soundscape (hots-radio 2013) download
– Soinu artean | radio show, 40 compositions (Euskadi irratia-audiolab, 2011-2012)
– Kantauri | soundscape | (Ars Acustica – RNE, 2012)
– Basque experimentalists at SONM (1960-2000) | podcast (SONM, 2012) download
– Archive as performance | radiophonic composition (SONM, 2011) download
– Onsa Hilceco bidea | Arantxa Iturbe & Xabier Erkizia | radiophonic composition (audiolab 2011)
– V/A Blindscapes | I.Telletxea, S.Kwi, H.Westerkamp, Tzesne, N.Koochaki… | soundscape (hots-radio 2011) download
– V/A Bi Harriz Lau xori | I.Telletxea, M.Ayçaguer, S.Garin, T.Garate, X.Erkizia | radio-essay (hots-radio 2011) download
– Drzwi Lublin | Soundscape | HOTS! radio podcast (hots-radio 2011)
– Traces of an artificial memory: Interview with Slavek Kwi | interview (hots-radio 2010) download
– Sonidos en Causa: Interview with Carlos Gómez | interview (hots-radio 2010) download
– Hitzezko paisaiak | A.Erkizia, A.Iturbe, O.Guillan, H.Cano, O.Iruretagoiena | radiophonic composition (hots-radio 2010) download
– Number Soundscape: Interview with Tom Johnson | interview (hots-radio 2009) download
– Bassa Stagione | Iñigo Telletxea & Xabier Erkizia | radiophonic composition (hots-radio 2010) download
– Feto e mane: Ekialdeko Timor 3 objekturen bitartez | radio-essay (Euskadi irratia / hots-radio 2009) download
– Meteo | radiophonic composition (hots-radio 2009) download
– Asuncion, Paraguay | Soundscape (hots-radio 2009) download
– Silence without reverberations | radiophonic composition (hots-radio 2008) download
– The Sound of Honesty: Interview with Oswaldo Maciá | interview (hots-radio 2008) download
– Basque cuisine | radiophonic composition (hots-radio 2008) download
– Mi lucena, mihi luzeena | Iñigo Telletxea & Xabier Erkizia | radiophonic composition (hots-radio 2008) download
– V/A Easo the beautiful | O.Iruretagoiena, Y.Dauby, A.Bengoetxea, X.Erkizia, Xedh | Soundscape (hots-radio 2008) download
– V/A Invisible cities #l | radiophonic composition (hots-radio 2008) download
– V/A SPULPKZ | radiophonic composition (hots-radio 2008) download
