Amrex Stim Unit HV-752 DC AC High VoltAmrex Stim Unit HV 752 DC AC High Volt The Amrex Stim Unit HV 752 DC AC High Volt is ideal for muscle rehabilitation, prevention of muscle atrophy, pain management and edema reduction. The sophisticated circuitry of the HV752 provides dual channel stimulator output with dual indicator meters and dual intensity controls. The practitioner can precisely manage treatment with a selectable frequency range, selectable independent on off surge duration and