RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
Offered is „ATC 7“ by Air Tight as second-hand device from the category „Tube-Preamp“ on audio-markt.de - the online market place for high-end. The advert with the number 1515428411 ends on 26.10.2026 at 06:17 o'clock.
This is a buyer’s market for this model at this asking level. Against your recent EUR comps, €21,500 sits well above the 75th percentile of €12,248, so this is ambitious rather than fair, even before you factor in condition. For a clean used example, I’d expect the number to be much closer to the mid-teens at most; at €21,500, the seller is asking for a strong premium.
What keeps it interesting is the piece itself: Air Tight gear is usually bought for its refinement, tone density, and long-lived build quality, and the ATC 7 has a reputation that attracts serious tube-preamp buyers. If the unit is genuinely well-kept, with original packaging, remote, and documented service history, that helps justify the premium a bit. But at this price, I’d want proof of recent servicing and complete accessories before treating it as a serious buy.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
Air Tight emerged from the vision of Atsushi Miura, a veteran Luxman engineer who joined the company in 1956 and championed vacuum tubes amid the shift to transistors. Retiring in 1985, Miura partnered with Masami Ishiguro to found A&M Ltd. in Osaka, Japan, launching the Air Tight brand in 1986. Their debut ATM-1 power amplifier, a push-pull EL34 design, embodied a philosophy of direct signal paths, point-to-point hand-wiring, and premium components, rejecting printed circuit boards for purest sound.
The brand specializes in artisanal tube amplifiers, preamplifiers with phono stages, and select integrated models, all hand-assembled in small batches by father and son in their Osaka facility. While primarily focused on amplification, Air Tight emphasizes tube-centric purity over broad categories like speakers, DACs, or headphones, prioritizing meticulous construction for uncolored, lifelike reproduction.
Positioned firmly in the high-end niche, Air Tight commands reverence among audiophiles for its confidential, zero-compromise production and reference-grade performance. Legendary status stems from decades of global appeal, from early exports to Hong Kong and China, making it a boutique choice for discerning buyers seeking Japanese precision and tube authenticity over mass-market volumes.
See all Air Tight listings on RADAR.
