Keysight Technologies EDU33210 Serie Guia Del Usuario página 148

You may also use Combine with bursts. For example, consider the image below, which includes a 1 kHz sine wave on
channel 1 and three-cycle bursts of a 5 kHz sine wave on channel 2.
When these signals are combined on channel 1, the result is a simple amplitude addition of the two sig­ n als, as
shown below.
You also can combine the signals on channel 2, as shown below.
148 Keysight EDU33210 Series User's Guide