| Spektrogram | Nominativ, Singular | nominative case, singular | |
| Spektrogram | Genitiv, Singular | genitive case, singular | |
| Spektrogram | Dativ, Singular | dative case, singular | |
| Spektrogram | Akkusativ, Singular | accusative case, singular | |
| Spektrogramen | Nominativ, Plural | nominative case, plural | |
| Spektrogramen | Genitiv, Plural | genitive case, plural | |
| Spektrogramen | Dativ, Plural | dative case, plural | |
| Spektrogramen | Akkusativ, Plural | accusative case, plural |