Marantz 2285 (1975-1977)

Specifications

Feature	Specification
Year of Production	1975-1977
Power Specifications	85W per channel (8Ω), stereo
Impedance	4-16Ω
Sensitivity	1.5μV (FM), 200μV (AM)
Key Features	Dual power supply, phono preamp with moving magnet and moving coil inputs, dual tuning meters, walnut wood cabinet, pre-out/main-in jacks, loudness contour, bass/mid/treble controls, tape monitor

Historical Significance

Marantz launched the 2285 in 1975. It was the top of the 22xx series, a stereo receiver with a dual power supply, precision tuning meters and a walnut cabinet. It came out at the height of analog's golden era. Marantz built it to last, and it was hand finished.

Sound Signature

The 2285 sounds warm and musical, a lot like vinyl. The midrange is lush on vocals and strings. The highs are smooth and extended, and they stay clear of harshness on complex passages. Bass is tight and authoritative, never bloated, because the power supply stays in control even at high volumes. Detail retrieval is exceptional for its time, and it shows subtle textures in recordings that lesser receivers gloss over.

Maintenance and Restoration Tips

After nearly 50 years, these receivers demand attention—but they reward it generously. Start with the capacitors: electrolytics dry out, and failing ones can stress the entire system. Clean all potentiometers and selector switches thoroughly; crackles and channel dropouts are usually just grime, not doom. The power supply transistors should be checked for drift or failure, especially if the unit hasn’t been powered in decades. Don’t forget the dial lamp—simple to replace, but critical for that glowing, analog charm. And keep an ear out for sticky relays; a few quick tests can prevent future headaches. A well-serviced 2285 doesn’t just work—it sings.

Collectibility and Market Value

Market Value: $800-$1,500 depending on condition and restoration status
Collectibility Rating: 9/10

Market Value

┌──────────────────────────────────────────────────────────────────────────┐
│ MARANTZ 2285                                                    Aug 2026 │
├──────────────────────────────────────────────────────────────────────────┤
│ High      $2,781                                  Latest             $24 │
│ Median    $1,739                                  Trend                — │
│ Low       $19                                     Volume           ~7/mo │
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│ $3,000 ┤                                                                 │
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│        │.     .   . .   .           .                          .         │
│ $1,714 ┤.               .             . .     .     .                . . │
│        │     .  .       .            .      .         .    .             │
│        │                                                         .       │
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│     $0 ┤                .                            .  .      .. .   . .│
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│    vol │▆    ▂▂ ▂ ▂ ▂   █           ▂▂▂ ▂   ▂ ▄     ▂▂▂ ▂  ▂   ▄▂▂▂  ▂▂▂▂│
│        └─────────────────────────────────────────────────────────────────│
│         2026-02                      2026-05                      2026-07│
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