The newest version of this standard places specific requirements on low voltage (LV) and high voltage (HV) artificial networks placing the threshold at 60 volts DC. These new conducted emissions requirements provided an Annex E also have separate design requirements for the HV requirements required for compliance. It is crucial that if compliance is required to the latest version that the correct associated LISNs are used for both HV, LV, and AC requirements. Transient specialists offers a variety of different artificial networks/LISNs to meet a variety of requirements of CISPR 25.