Specifications:

Input impedance: 100K ohm
Output Impedance: < 20 Ohms
Power supply capacitance: 215 uF
Rectification: silicon
Power output < 0.5 watts
Usable headphone range: 16 to 2000 ohms.
Total distortion < 0.1%
Volume control: Noble
Input RCA: Gold Plated Teflon insert
Output Headphone Jack: Neutrik Standard Chrome Nose
Milled aluminum Knob
1/8" thick aluminum chassis

Standard Features of the PPX3:

- 250v Power Transformer
- Point-to-Point Wiring (no circuit boards)
- Vishay RN65 Military Metal Film Resistors
- Ceramic Tube Sockets w/ Gold Contacts
- Output Transformer-less (OTL) Circuit Topology
- 6CG7 Tube Compliment
- Multiple Stages of Filter Capacitors
- Noble Volume Control
- Silver-Teflon Wire
- Silver Solder
- Powder Coated Black Chassis w/ 360 Degree Ground Plane
- Filtered and Rectified DC Tube Filament Voltage