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Specifications
Type: double compact cassette deck
Track System: 4-track, 2-channel stereo
Tape Speed: 4.8 cm/s
Heads: 2 x record/playback, 2 x erase
Motor: 2 x electronically controlled DC
Tape Type: type I, CrO2, Metal
Noise Reduction: B, C
Frequency Response: 20Hz to 16kHz (Metal tape)
Signal to Noise Ratio: 68dB (dolby B)
Wow and Flutter: 0.07%
Dimensions: 430 x 118 x 223mm
Weight: 4.2kg
Year: 1982
Repair
Cleaned and Tested
Changed belts Idlers
Adjusted Speeds
JA 411
Price Assessment
At USD$299, this 1982 Sansui D-W9 is positioned in the upper-middle range for used dual cassette decks of its era. The D-W9 was a capable mid-to-high-class machine with solid engineering—Dolby B/C, synchronized dubbing, and metal tape capability were genuine features for the period. Comparable units typically move between USD$150–$350 depending on condition and functionality, so this asking price is fair to slightly optimistic. You're not overpaying, but you're also not getting a steal; the value hinges entirely on the deck's actual working condition.
What to Verify Before Buying
Cassette decks from the early 1980s are prone to capstan and pinch-roller degradation, so test both decks with a known-good tape and listen for speed stability and wow/flutter. Confirm that the Dolby circuits engage properly on both record and playback, and that the synchronized dubbing function actually works—these are complex mechanical systems that often fail first. Ask the seller for the original remote and manual if available; also verify the deck powers on cleanly and that all transport buttons respond crisply. A deck that hasn't been serviced in 40+ years is a gamble, so factor in potential cleaning or head realignment costs if you're not mechanically inclined.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Sansui, a pioneering Japanese audio brand, traces its origins to 1947 when it was founded in Tokyo by brothers Sakurai and Shunichi Yamamoto. Emerging from post-war Japan, the company quickly established itself as an innovator in consumer electronics, leveraging precision engineering to craft components that rivaled Western counterparts. Its heritage is rooted in the golden era of hi-fi, where Sansui's commitment to sonic purity helped define Japan's rise as a global audio powerhouse.
The brand excelled in a broad spectrum of hi-fi categories, with particular renown for its integrated amplifiers, receivers, and tuners that delivered warm, dynamic sound. Sansui also produced acclaimed speakers, turntables, cassette decks, and later digital converters, emphasizing robust build quality and innovative features like direct-coupled circuitry for low distortion. These products catered to audiophiles seeking balanced performance across analog and early digital domains.
Today, Sansui holds a cherished position in the vintage collector market, revered for its mid-to-high-end gear from the 1970s and 1980s—icons like the AU-series amps remain sought after for their musicality and reliability. While no longer a frontline manufacturer, its legacy endures among discerning buyers restoring classics or hunting timeless performers, blending nostalgia with enduring value.
See all Sansui listings on RADAR.
