RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
Pro-Ject Tube Box DS3 B is a high-end fully balanced tube phono preamplifier for MM and MC cartridges. It features selectable gain, adjustable loading impedance and capacitance, a subsonic filter, and both RCA and balanced XLR outputs. The DS3 B uses a dual-mono tube design and includes balanced mini-XLR input support for compatible turntables.ConditionThis unit is in excellent condition and has been very well cared for.•Clean front panel with no visible scratches or dentsTop panel is in excellent shape, with only minimal signs of use if anyRear connectors are clean and undamagedAll controls and switches function properlyTubes are installed and protected by the original top-mounted tube guardsIncluded Accessories • Original 18V power supplyOriginal user manualFunctional StatusFully tested and working perfectly. Quiet operation with no issues.Cosmetic NotesThe unit presents extremely well and would be rated conservatively as Excellent.Key Features • Compatible with MM and MC cartridgesFully balanced dual-mono tube circuitryVariable input impedance from 10Ω to 1kΩSelectable capacitance: 50 / 150 / 300 / 400 pFGain settings from 40 to 65 dBSubsonic filterRCA and balanced XLR outputsTrigger input/output for system integrationAn outstanding phono stage for vinyl enthusiasts seeking the warmth of tubes combined with extensive cartridge matching options.
Generating expert take…
Pro-Ject Audio Systems traces its roots to 1991 in Austria's Weinviertel region, north of Vienna, where founder Heinz Lichtenegger launched the brand amid the CD revolution. Kicked out of music school as a youth, Lichtenegger channeled his passion for analog sound into affordable, high-quality turntables at a time when vinyl seemed obsolete. His debut Pro-Ject 1, hand-assembled in the Czech Republic, earned rave reviews as a top high-end device, igniting a success story that relocated headquarters to Vienna before returning to Mistelbach in Lower Austria.
The brand excels in turntables, establishing itself as the world's largest and leading producer in that category, while expanding into a full spectrum of hi-fi components since 2000. Offerings include amplifiers, DACs, headphone amps, speakers, cables, and phono stages, all emphasizing essential sound reproduction with durable materials and minimalist design. Manufacturing remains European—primarily in Czechia, Slovakia, and Germany—prioritizing sustainability through local sourcing, short transport, and products built for longevity.
Pro-Ject holds a commanding niche as the go-to for mid-tier audiophiles seeking boutique European craftsmanship without extravagant pricing. Distributed in over 80 countries, it appeals to vinyl revivalists and discerning buyers who value analog purity, innovation, and value-driven performance over flashy excess, cementing its reputation as a pioneer in accessible high-fidelity.
See all Pro-Ject listings on RADAR.
Hifitörget
eBay UK
eBay UK
StereoNET
audio-markt.de
Good
DE
eBay UK
GB
