Note (10): Refer to Table 5 for the classification into A, B and C groups in terms of subject noisesources.4.3 Deciding Measurement FrequencySelect the measuring frequencies from Table 1 in accordance with the destinations of the vehicles andthe applicable specifications of vehicle mounted receivers. There is no need to select the frequencyof any vehicle mounted receiver not specified for the vehicles. However, when the new frequenciesare added due to the additional entry of destinations or the change of vehicle mounted receiver, thosenew frequencies shall be added as the measuring frequencies. The timing of addition shall bedetermined in accordance with the discussion among departments involved.