This is the list of collections of MediaTek. They are classified by type: audio, video and text.
Irati Irratia
"Irati Irratia" radio channel´s recording collection.
| Document | Towns | Dialects | Maps | Main theme | Title | Informant |
| IR-001 | Cheese manufacture. | Pedro Legaz "Merino" | ||||
| IR-002a | Conversation. | Regina Adot. | ||||
| IR-002b | Conversation. | Angel | ||||
| IR-003 | Two sisters with Karmele. | Regina Adot | ||||
| IR-004 | Witch stories. | Antonia Moleres Ancho | ||||
| IR-005 | IR-005 and IR-017 are the same. | Brigida Ancho Juandeaburre, Casiano Lorea | ||||
| IR-006 | Lorenzo Iriarte, Valeriana Iriarte | |||||
| IR-007 | Life as wife. | Maria Arozarena | ||||
| IR-008 | Regina | |||||
| IR-009 | Verses of Zumarraga. | Lazaro | ||||
| IR-010 | Fulgencio Larrañeta | |||||
| IR-011a | Facunda | |||||
| IR-011b | Santiago Camino (1941) | |||||
| IR-012 | Lazaro Valeriano, Leontzia | |||||
| IR-013 | Relatives. Sports. | Honoria Iriarte, Fulgentzio | ||||
| IR-014a | Pakita Egino | |||||
| IR-014b | Tomasa, Lorentza Antxo Arozarena | |||||
| IR-015 | Maria Elizagaray Orbara (85 urte) | |||||
| IR-016 | Gabriel Soto, Estanis Presto | |||||
| IR-017a | IR-005 and IR-017 are the same. | Brigida Ancho Juandeaburre | ||||
| IR-017b | Casiano Lorea | |||||
| IR-018 | Gregorio Pedroarena Laurentz | |||||
| IR-019 | Gumersindo | |||||
| IR-020 | Julian Arrese, Mari Carmen Arrese, Mariana Bidart | |||||
| IR-021 | Valeriano Zabalza Urrutia (1910). | |||||
| IR-022a | Marcos Saragueta (1909) | |||||
| IR-022b | Txikirrin-ena. Shepherd. Snow season in Abaurrea Alta. How he met Pamplona. Contraband. Military service. | Ricardo Arregi | ||||
| IR-023a | Jose Arregi Conde | |||||
| IR-023b | Dessert recipe. | Margari Irigarai | ||||
| IR-023c | Singing. | Fulgencio Larrañeta | ||||
| IR-023d | Juana Reha Arriola | |||||
| IR-023e | Gregorio Pedroarena Laurentz (1901) | |||||
| IR-023f | Vitoriano Zelai, Emilia Bidondo Adot | |||||
| IR-023g | ||||||
| IR-024a | Eulalia Lorea (1904). | |||||
| IR-024b | Work with bread. | Regina Adot | ||||
| IR-024c | Pakita Eginoa | |||||
| IR-024d | IR-022b and IR-024d1 are the same. | Ricardo Arregi |