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  ATM-3
  Air Tight > Monaural Power Amplifier


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  • 6CA7 output valves for high reliability and affluent musicality under triple push-pull configuration
  • Selector between UL and TRIODE modes enabling to match the amp operation to type of speaker used, or the sound to your personal taste
  • Bias adjustment enabling each and all valves to exhibit the same operational performance
  • Removal of PCB for vivid, natural sonic reproduction
  • Large power transformer with heavy duty choke coil and reputed Tamura output transformer
  • Muting delay system to protect output valves
SPECIFICATIONS
Valves Used 6CA7 x 6
12AX7 x 1
12AU7 x 1
Rated Output 110W (UL), 55W (triode)
Input Impedance 100k Ohms
Features UL/triode mode selector, bias adjuster
Dimensions (w x d x h) 405 (W) x 340(D) x 220 (H) mm
Weight 25 kg

All descriptions, specifications, and Product design are subject to change without notice.
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