30/04/2026
Introducing EHD Reference Series
EHD Reference redefines premium car audio power conditioning. Three precision modules eliminate electrical contamination at its source—restoring your system's true sonic potential and musical authority.
• EHD Reference Ground absorbs accumulated EMI/RFI through proprietary meta-material matrix technology.
• EHD Reference Sources filters DC contamination to preserve digital clock accuracy without voltage regulation.
• EHD Reference Electronics delivers ultra-low ESR energy buffering with scalable parallel deployment for tighter transient authority.
Experience complete electrical power integrity and discover what your system can truly deliver. For more information, visit your nearest dealer or harmonicharmony.com