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Air Tight ATM 2 Plus Power Amplifier As new trade in, less than 30 hours use. Original box. Shipping to Australia and NZ included in price. Note in NZ Dollars. We are a retailer based in New Zealand. More info here: http://www.airtight-anm.com/_src/18620/atm2plus_low.pdf?v=1722502340720 ● 4x7FQ7/6CG6 (Bias Fixed (4x-88/6550KT (5%>THD/kHz1 (W+70W70 : Output Power Rated● (W/1dB-1(@kHz60~Hz10 : Response Frequency● (W/50dB-1(@kHz50~Hz20 kΩ100 : Impedance Input● Channels 2 : Input● (RCA both ,Front x 1 ,Back x 1( (option Ω16 (Ω8 High / Ω4 Low : Impedance Load● Switch Selector Input : featur
This looks like a buyer’s market, and A$18,000 is fair to slightly strong for a like-new example with cables and accessories, rather than a standout bargain. New pricing for the ATM-2 Plus sits around A$24,000–A$26,000 in current retail references, while used examples I found cluster around roughly A$7,500–A$10,000 equivalent for older ATM-2 units and about A$18,000–A$20,000 equivalent for clean ATM-2 Plus listings, so this ask is basically near the upper-middle of the used range.
What makes it worth considering is the Air Tight sound: refined, authoritative tube power with real drive, a very polished midrange, and enough output to partner a wider range of speakers than many valve amps. The “like new” condition and included accessories matter here, because this is a premium, high-mass amp where provenance and completeness add real value. At this price I’d still want proof of recent servicing, tube hours, and whether it includes the original packaging, but the listing itself reads as a solid, serious buy rather than a risky stretch.
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.
