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Harman Kardon HK730 Twin Power receiver in solid working condition. Youtube link included with a short video of actual unit. Light exterior cleaning only (damp microfiber). Interior is very clean and appears original with no signs of major prior work.Bias, DC offset, and adjustments have been checked/set. Controls are clean and operate smoothly. No additional restoration work performed. Unit has been running for the past 4 days without issue and is currently in use.Originally purchased in working condition, but sustained shipping damage. Impact to the back left corner/side cracked a board—the only component damage found. The board has been properly repaired; before-and-after photos included.With the cover on, the damage is difficult to notice unless you’re specifically looking for it. I’ve included multiple photos of the affected area for transparency. The front faceplate is also slightly bent near the power button (photo included); I have not attempted to correct it.AM antenna looks someone used pliers on it and the end is chewed up and damaged. This unit has not had a full recap or full restoration unless specifically stated and documented. It has been serviced, cleaned, and tested as described above.Ships well-packed and fully insured. Ships from Coeur D'Alene, Idaho (83815), fell free to message me for a shipping quote as I do not use the Reverb shipping label program. Local pickup allowed as well. Feel free to reach out with any questions.
Is this US$775 Harman Kardon 730 Twin Powered Receiver a genuine bargain or a trap? At US$775, it is a strong deal, sitting well below the 25th percentile of US$1,300 from your database and far under the US$1,500 median. Even compared to recent external listings like the US$899 tested unit or the US$550 restored example, this asking price offers exceptional value for a working model.
The HK 730 is legendary among audiophiles for its twin-powered design and punchy, energetic soundstage that exceeds its conservatively rated 40 watts per channel. Its dual power supply delivers fantastic soundstages and punchy energy that belie its modest ratings, making it a timeless mid-70s staple. Since the price is so aggressive, this listing represents a clear buying opportunity for a fellow enthusiast seeking that specific vintage Harman Kardon character without paying restored or premium-market prices.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Harman Kardon traces its origins to 1953, when Dr. Sidney Harman and Bernard Kardon, both engineers frustrated with conservative audio manufacturing at the David Bogen Company, invested $5,000 each to launch their venture in Westbury, New York. Their debut product, the Festival D1000, became the world's first compact AM/FM hi-fi receiver, blending breakthrough technology with sleek design to make high-fidelity sound accessible beyond technical enthusiasts. Pioneering innovations like the 1958 Festival TA230 stereo receiver, the 1959 Citation II ultra-wide bandwidth tube amplifier, and the 1970 CAD5 hi-fi cassette recorder with Dolby noise reduction cemented their legacy in simplifying premium audio for the home.
The brand focuses on integrated receivers, amplifiers, tuners, and speakers that emphasize performance, reliability, and elegant industrial design. Over decades, it expanded into home theater systems and automotive audio, powering systems in vehicles from Land Rover and BMW to Volvo and Polestar. While not delving into turntables, DACs, headphones, or cables, Harman Kardon prioritizes cohesive hi-fi components that deliver warm, detailed sound without unnecessary complexity.
Harman Kardon holds a solid mid-tier position in the hi-fi market, renowned among knowledgeable buyers for its enduring quality and value rather than ultra-high-end exotica or vintage collector status. Now part of Harman International, it appeals to discerning listeners seeking dependable, stylish gear that echoes its innovative heritage without commanding boutique premiums.
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