RAAL-requisite PDT-1a | Tube Headphone Amplifier

Our all new standalone headphone amp the PDT-1a features a dedicated OTL circuit design built for traditional non-electrostatic headphones. This top of the line amp delivers uncompromising performance for planar magnetic and dynamic headphones.
Specs

6N6P Driver Tubes and a 6AS7 Power Tube
Frequency Response: 10Hz-100kHz -3db
THD: <1%
S/N: 80dB
Power: 245mW @50ohms / 180mW @600ohms
With Center Tap AC Heaters for low noise