Air Tight ATM-300R Stereo Amplifier features:
- Legendary musical charms of jubilee-long reputed, genuine WE300B direct-heated valve
- Self-biased Class-A operation at WE-300B output stage
- 3-stage triode amplification for sublimate musicality
- DC-driven heater to reduce noise inherent in direct-heated valve
- Bias/current meter to check optimum operation of output valve
- Damping selector control to create one’s favorite sound
- Lavish employment of second-to-none, custom selected components
- Copper-plated chassis to remove magnetic distortion
- Attenuator on direct-CD input