PHA-3

Using military grade tube 6J9-J for pre amplifier.
Replaceable design, can be change the tube to E180F,
69n,EF861,6688,for different sound style.
Large current headphonedriver parallel NJM4556x2
It gets much bigger driving current.
High quality components, and using relay to mute audio.
Aluminum CNC housing with stylish design.

Output Power:
320
115mW
64Ω
77mW
1500
39mW
3000
20mW
THD+N:
0.032%
SNR:
95dB
Power consumption:
5.5W