1.FM - Otto's Opera House Music Radio — listen online
1.FM - Otto's Opera House Music Radio is Opera internet radio from Switzerland. Press play to listen free in your browser, or send it to a supported Denon, Marantz, Yamaha, Onkyo or Pioneer receiver — no app, no account.
About 1.FM - Otto's Opera House Music Radio
1.FM - Otto's Opera House Music Radio is a Opera radio station from Switzerland, streaming live online. Its programming is mainly in English. The live stream is delivered as 192k MP3. Among Retune·FM listeners it currently ranks as Niche.
Play 1.FM - Otto's Opera House Music Radio free on this page, or add it to the presets on your Hi-Fi receiver: Retune·FM restores internet radio on legacy Denon, Marantz, Yamaha, Onkyo and Pioneer models that once relied on vTuner. If you enjoy 1.FM - Otto's Opera House Music Radio, use the links further down the page to explore more Opera stations and more radio from Switzerland.
Because Retune·FM works over standard internet streaming, 1.FM - Otto's Opera House Music Radio sounds the same whether you listen on a phone or laptop or through a living-room receiver. There is nothing to install and nothing to pay — the audio comes straight from the station's own broadcaster.
Station details
| Country | Switzerland |
| Language | English |
| Genres | Opera |
| Stream | 192k MP3 |
| Official website | 1.fm |
| Status | ✓ Stream verified working |
| Popularity | Niche |