stereonomono - Hi Fi Compendium - 13 years on-line: Harman/Kardon HK725
1980 HARMAN KARDON HK 725 Preamplifier HK 770 Twin Toroidal Power DC Amp - YouTube
Anyone out there familiar with this stack? Im contemplating putting it up for sale, but not sure if this woukd be a desired item or even what could it go for. Any