DIY 6J1 Tube Preamp Amplifier Board Pre-amp Headphone Amp 6J1 Valve Preamp Bile Buffer diy Kits With 12v Dual Power Shell Speaker
Tax included.
Description:
Model: 6j1 Tube
Channel type: 2.0 / Stereo
Operating voltage: AC12V 0
Board size: 80*100mm
Package included:
1 x DIY 6J1 Tube Preamp Amplifier Board Kits
1 x 12V dual power supply
1 x shell case
2 x speaker









Model: 6j1 Tube
Channel type: 2.0 / Stereo
Operating voltage: AC12V 0
Board size: 80*100mm
| Name | Parameter | PCB mark | Quantity |
| Resistor | 1K | R2 R4 R30 R31 | 4 |
| 100K | R16 R19 | 2 | |
| 4.7K | R1 R3 R10 R13 R17 R18 R20 R21 | 8 | |
| 47R | R5-R8 | 4 | |
| 47R/3W | R9 | 1 | |
| 470K | R11 R14 | 2 | |
| 56K | R22 R23 | 2 | |
| 200R | R12 R15 | 2 | |
| 22K | R24 R26 R27 R32 | 4 | |
| 10R | R25 R28 | 2 | |
| Capacitor | 47uF/10V | C13 C14 | 2 |
| 470uF/35V | C5-C8 | 4 | |
| 2200UF/25V4 | C1-C4 | 4 | |
| Film capacitor | 1uF/50V | C9-C12 | 4 |
| 0.1uF(104)/50V | C15 C16 | 2 | |
| Transistor | D667 | Q1 Q4 | 2 |
| B647 | Q2 Q3 | 2 | |
| Terminal block | 2p | J1 J2 | 2 |
| 3p | GND | 1 | |
| Audio block | 3.5MM | J3 J4 | 2 |
| LED | 3mm Blue | D1 D2 | 2 |
| Rectifier bridge | KBJ608 | P1 | 1 |
| Electronic Tube | 6J1 | D1 D2 | 2 |
| Electronic Tube socket | 7pin | D1 D2 | 2 |
| Double potentiometer | 50K | RP | 1 |
| Power amplifier chip | lm1875 | U1 U2 | 2 |
| Screw | M3*5 | 2 | |
| Potentiometer cap | 1 | ||
| Heatsink | 1 | ||
| Insulating sheet | 2 | ||
| PCB | 1 |
Package included:
1 x DIY 6J1 Tube Preamp Amplifier Board Kits
1 x 12V dual power supply
1 x shell case
2 x speaker


