tokens: The tolerance for EMC testing shall be as follows : 1 . Distance : ±5 % 2 . Frequency : ±2 % 3 . Amplitude , measurement receiver : ±2 dB 4 . Amplitude , measurement system ( includes measurement receivers , transducers , cables , connectors ) : ±3 dB 5 . Time ( waveforms ) : ±5 % 6 . Resistors : ±5 % 7 . Capacitors : ±20 %