### seismogramSource

The default is the IRIS FDSN DataSelect web service.

### Example

    <fdsnDataSelect/>

### This consists of

seismogramSource choice

<choiceSource>
<fdsnDataSelect>
<fixedDataCenter>
<tryInOrder>
<winstonWaveServer>

### Places this can be found

hadDataLastWeek contains this directly

tryInOrder contains this directly

waveformArm contains this directly

waveformVectorArm contains this directly