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Stax SRM-D50 Electrostatic Headphone Energiser Selling stax srm - d50 electrostatic energiser (amplifier) with built-in DAC It comes with its original packaging and accessories. First owner, can provide the receipt purchase from an authorised retailer in New South Wales Condition: great Payment Method: Paypal +2.6%, Paypal F&F, EFT, cash on pickup Region/State: (NSW) New South Wales/Australia By Akita 0 Comments AUD $1,100 Date: May 2, 20241 yr
The Stax SRM-D50 DAC stands out for its rare blend of electrostatic headphone amplification and built-in digital decoding, delivering pristine, bias-voltage purity that few portables match—ideal for Stax enthusiasts on the go.
At AUD$1,100, this lands squarely as a fair deal against our recent comps (median AUD$1,135, 25th/75th percentiles AUD$1,110–1,159), especially if condition holds up; it's not a steal but avoids the ambitious markup often seen on these niche pieces. Check the output voltage stability first—early units can develop faint hum from capacitor age—and verify all accessories like the wall wart PSU, RCA outputs, and original box are included, as missing bits tank resale. Probe the seller on usage hours and any service history to sidestep hidden amp drift.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Stax traces its origins to 1938 in Tokyo, Japan, when Naotake Hayashi founded Showa Kouon Co., Ltd. in Chiyoda-ku. Initially focused on wax disc recording, metal master production, and audio equipment for film soundtracks, the company evolved through the postwar era. In 1950, it launched its first high-frequency condenser microphone, adopted by NHK, and renamed itself STAX Co., Ltd. in 1963, honoring its pioneering Stax-1 mic. A brief suspension in 1995 due to economic pressures gave way to revival, preserving its legacy under family leadership.
The brand specializes in electrostatic headphones, known as "EARSPEAKERS," debuting with the world-first SR-1 in 1960. This innovation spawned enduring lines like the SR series, produced for decades with incremental refinements for superior resolution and staging. Stax complements these with dedicated electrostatic amplifiers and select accessories, eschewing conventional speakers, turntables, DACs, or cables to hone its transducer expertise.
Stax commands a niche high-end position among audiophiles and professionals, revered for unmatched transparency and fidelity that rivals cost-no-object loudspeakers. Its 85-year heritage cements it as a boutique icon in electrostatic technology, far from mass-market fare, appealing to discerning buyers seeking pinnacle sonic transduction.
See all Stax listings on RADAR.
