DESCRIPTION
DIY Class A 6J5 Vacuum Tube Preamp Preamplifier HIFI Headphone Amplifier Kit -2021.
Specification:
1. 16 HZ-28.5KHZ;
2. Headphone Impedance: 16-600ohm;
3. SNR:> 108db;
4. Channel separation <-100db;
5. Distortion: <0.003% (distortion noise but not all, of the second harmonic modified sound);
6. Input and output: standard 3.5mm headphone jack;
7. NE5532 op-amp;
8. Tube:6J5 or 6J3;
9. Power requirements:±12-15V DC power supply 10W above transformer; filament require 12V more than 2A;
10. Size: (L)10cm * (W)6.3cm;
Note:
This DIY Kit need to be soldered by yourself.
The photo shows assembled product, just for your reference.
Package included:
1 x Headphone Amplifier DIY Kit.
