Product Details:
The preamp sound of EF80 electronic tube is warm and delicate, with a full and layered mid frequency, a slender and moderate high frequency, and a solid and textured low frequency Excellent control and fast transient response Extremely cost-effective.
This preamp has two versions of 6Z4/6X4 rectifier (can be manually replaced).
Taiwan made pure copper RCA, Japanese ALPS27 volume potentiometer, oxygen free copper signal wire, copper pin resistor.
Double sided tin spraying process PCB.
All aluminum alloy chassis, solid aluminum knob Good texture.
High signal-to-noise ratio, output noise less than 1.2mV, almost imperceptible background noise
Parameter:
Input voltage: AC 115V or 230V (Optional)
Distortion: 0.033%
Frequency response: 20Hz-20KHz
Maximum output: 28V (with 1V input)
Magnification factor: 28 times
Size: Width 240, Depth 330, Height 90 (including tube height)
Weight:4.6 kg
Package include:
EF80/6BX6 tube amplifier X 1 (NO IEC type mains power cable included)
Every amp has been professionally tested in perfect working order before shipping! 
