Kenwood KR 720 (1977-1979)

Specifications

Feature	Specification
Year of Production	1977-1979
Power Specifications	45 watts per channel (8Ω, 20Hz-20kHz, 0.08% THD)
Impedance	4-16Ω
Sensitivity	1.5μV (FM), 200μV (AM)
Key Features	Dual power supply, FET front end, 4-gang tuning capacitor, loudness control, tape monitor, phono input with MM cartridge support, walnut veneer cabinet

Historical Significance

Kenwood’s KR 720 arrived in the golden age of the integrated receiver—when hi-fi meant serious sound without the rack of separates. Built between 1977 and 1979, it’s a standout from the brand’s revered silver-face KR series, blending thoughtful engineering with a refined aesthetic. This was Kenwood’s sweet spot: delivering near-high-end performance at a price that didn’t require a second mortgage. The KR 720 wasn’t just another box in the stereo stack—it was a statement of value, built with the care and precision that collectors still admire today.

Sound Signature

Expect clarity, composure, and a refreshingly neutral voice. The KR 720 doesn’t hype the highs or thump the bass for effect—it reveals what’s on the record, clean and uncolored. Its 45 watts per channel drive speakers with confidence, offering tight, articulate bass and smooth, fatigue-free treble. Whether you're spinning vinyl or tuning into FM, the sound remains detailed and balanced, a hallmark of Kenwood’s analog finesse.

Maintenance and Restoration Tips

Like any vintage gear, the KR 720 thrives with a little attention. Controls and switches often get scratchy over time—cleaning with contact spray brings them back to life. Electrolytic capacitors should be checked or replaced, especially if the unit has been idle for years. The dial lamp may need replacing, and it’s wise to verify DC offset at the speaker outputs to protect your speakers. Done right, a restored KR 720 can perform as it did in ’77—only now, it sounds like a piece of history that still matters.