Harman Kardon Citation A Solid State Preamplifier Preamp | Reverb Hungary
Harman Kardon Citation 1 Stereo Control Center Preamp Vintage Rare – Retro Gear Shop
Just bought a 1962 Harman/Kardon Galaxy Tube Mixer-Preamp. Does anyone know anything about it? The plan is to restore it and record a DJ mix on it. : r/rotarymixers
Harman Kardon AP 2500 preamplifier, audiophile command control with gold plated contacts from the elite class. - Catawiki
HARMAN KARDON HK 825 Hiend preamp, Audio, Soundbars, Speakers & Amplifiers on Carousell