The EICO HF-81 is one of the all time best integrated tube amplifiers made, competing with far more costly amps!
dedicated to one of the finest sounding integrated amplifiers made 
home system mods rebuild Super HF-81 links

EICO HF-81 Tube Layout and Hook- Up Diagrams

©1998-2004 Kelly Holsten ~ site design and hosting by  Visit for web design - editing - photography - hosting