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Kevin Gilmore electrostatic ss amp for Stax hp
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Kevin Gilmore electrostatic ss amp for Stax hp

USD$2,856 AUD$4,000
Condition
Excellent
Location
NSW, AU
Seller
Doctor Faustus
Source
StereoNET
Posted
14 Mar 2026
Last seen
1 Jun 2026

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Seller's Description

Kevin Gilmore electrostatic ss amp for Stax hp wanting a kevin gilmore design electrostatic solid state amplifierprefer a KGSSHV or newer version of KGSS or KGSS neofrom good manufacturer e.g. mjolnir or brix or other similar Condition: excellent Payment Method: Region/State: (NSW) New South Wales/Australia By Doctor Faustus 0 Comments Secure Ad AUD $4,000 Date: March 13Mar 13

Our Thoughts RADAR AI

At AUD4,000, this Kevin Gilmore electrostatic SS amp for Stax sits ambitiously above the typical used market for comparable high-end Stax drivers and amps, where our recent listings of 28 similars clock in at a median of AUD2,404 (25th percentile AUD1,152, 75th AUD3,343). You'd be hard-pressed to find a stock Gilmore offering this clean without haggling down from closer to AUD3,000—unless it's a rare modded gem or pristine late-build.

Buyers should verify tube rolling history (these can wear fast under heavy electrostatic loads) and insist on original schematics, power supply specs, and bias voltage tests to rule out common cap degradation or DC offset drift after 5+ years. Confirm Stax XLR compatibility and full accessory kit (cables, manual) before committing.

Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.

About Stax

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.

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