Air Tight ATM-2001 Mono Amplifier features:
- Comfortable high-power, thanks to the output stage composed of 12 6550 beam tubes
- Massive power supply employing huge EI power transformer and large capacity filter condenser
- Optimum operation of each output tube ensured by individually direct coupled cathode-follower circuit
- Dual mono design affords affluent high power without extra load on each component
- PCB free point-to-point hand wiring
- The massive front panel is hand-finished aluminum