Power spectrum of a SSB transmission at full power from a Qrolle. The output power is 10 W. Green is peak power in 2.4 kHz bandwidth, red is RMS power.

Power spectrum of a SSB transmission at reduced power from a Qrolle. The output power is 1 W.

Power spectrum of a SSB transmission with a worst-case voice into the microphone; a sound between Y and the German "U with umlaut". This test is reasonably close to a two-tone test. The output power is 10W.

Power spectrum of a SSB transmission with a worst-case voice into the microphone; a sound between Y and the German "U with umlaut" The output power is 1W.