| Když struny lkají | |
| Director: | Friedrich Fehér |
| Cinematography: | Václav Vích |
| Music: | František Alois Tichý |
| Editing: | Friedrich Fehér |
| Studio: | A-B |
| Distributor: | Elektafilm |
| Runtime: | 63 minutes |
| Country: | Czechoslovakia |
| Language: | Czech |
Když struny lkají (English: '''When the Strings Wailed''') is a 1930 Czechoslovak drama film directed by Friedrich Fehér. It is considered the first Czechoslovak film fully made with synchronized sound.[1]