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Air Tight ATC 1 Pre Amplifier SALE - CYBER MONDAY ONLY Air Tight ATC 1 up for grabs. Made in Japan. This is a 100vac preamp so step down transformer required which I can provide at additional cost. The ATC 1 is very neutral and transparent. Wide open soundstage, very detailed and precise with deep bass, excellent mids and uppers. Very dynamic. Currently running 5 x 12AX7 (3 Mullards for phono and 2 Brimars for line) creating tighter base for rock. The 12AX7s are included in the sale. I use 5 x GE 5751 Black Plate D Getters for electronic, jazz and female vocals. The GE's are not includ
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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.
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