AirTight ATM 1S Poweramp


Main features of the AirTight ATM 1S Stereo Power Amplifier:

  • The AirTight ATM 1S is a dependable orthodox configuration composed of highly-acclaimed 6CA7 valves in a Mullard phase inversion arrangement.
  • It makes use of newly developed Hashimoto transformers that have substantial output capacity and capable of handling 60 watts of power.
  • Equipped with bias adjustment facilities for easy service accessibility.
  • It avoids PCB and uses point-to-point manual soldering with full OFC wires and copper-plated chassis.

AirTight website

Related products you may be interested in: Electrocompaniet power amps

  • Stereo amplifier / EL34
  • Dimensions: 368(W) x 293(H) x 231(D) mm
  • Weight: 22kg

For more technical specifications, please visit Air Tight website.

Additional information


ATM-300R without tubes, ATM-300R single-ended w/EH 300B tubes, 9 watts, ATM-300R single ended with Takatsuki TA 300B tubes

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