Feature

●IMPROVE SOUND QUALITY: Connect the 6J1 tube preamp between the audio source and the amplifier, the digital flavor is effectively eliminated, the music is strengthened and the human voice is played clearly
●CLEAN AND HUM FREE: Equipped with 8 470UF condenser filters, this preamp ensures a clean power system with no hum. Filament is supplied with DC 12V and must be connected in series to reduce noise
●High Frequency Joining Capacitors: Electrode electrode bonded capacitors ensure high frequency performance and low resistance, allowing for smoother transmission
●VERSATILE POWER OPTIONS: This kit includes a DC 5.5*2.1 socket and AC 12V transformer for convenient power supply. Simply weld the power cord to the circuit board and you can use an AC 12V transformer without a plug
●DIY Assembly: Enjoy the process of building your own vacuum tube amplifier with this kit. All necessary parts are included so you can customize your audio settings


Description

Specifications: Type: 6J1 Tube (Substitute models 6AK5, 6AU6, 5654, etc.)
Channel Type: 2.0/Stereo
Voltage current: AC 12 V 0.8 A or higher
Power Interface: 5.5 * 2.5 Plug
Circuit Board Size: 77 x 75mm/3.03" x 2.95"

Package Includes:
1 x PCB Board
1 x 2W 2.2Ω Metal Film Resistor
6 x 1N4007 High Current Diodes
6 x 4.7K Resistance
2 x 1K Resistance
4 x 47Ω Resistance
2 x 2.2K Resistance
2 x 470K Resistance
2 x 100K Resistance
2 x 200Ω Resistance
9 x 50V 470UF Capacitor
4 x 50V 1UF Monolithic Ceramic Capacitors
2 x D667 Transistors
2 x B647 Transistor
1 x 50K Potentiometer
2 x 3mm Blue LED
1 x DC005 Power Connector
2 x Tube Base
2 x 6J1 Tubes
2 x RCA Base
1 set of standoffs and screws
1 x Potentiometer Cap