It is important that the volume output level depends on the device to which the transmitter is set high enough. However, not too high, so that the signal does not affect overdriven. Provides you the output level too low a hissing, rushing it a bit, but that can be said as to avoid or suppress an increase in the audio volume level. The transmission quality is really good and leaves FM revive because the Ultrakurzwelle I heard actually not been around for over 10 years. She is now experiencing a small, personal renaissance. My 40th year old portable radio was brought down from the attic and can be used extremely well now - this is connected with memories of their own childhood while listening to the hits of the 70s. As if time stood still.
Now you have the opportunity to influence themselves, which runs on ultra-shortwave in his house, and does not rely on the usual computer-generated playlists of the established channels.