/// <summary>
/// Sets the repeat rate the external source
///
/// AWGControl:RRATe
/// </summary>
/// <param name="extSource">the EXTSOURCE object</param>
/// <param name="setValue">repeat rate value</param>
public void SetExtSrcRepRate(IEXTSOURCE extSource, string setValue)
{
extSource.SetExtSrcRepRate(setValue);
}