Amplifiers Vacuum Tube Preamplifier Preamp Bluetooth Support 2 Channels For APTX

Description

Amplifiers Vacuum Tube Preamplifier Preamp Bluetooth Support 2 Channels For APTX
Description
Original 6J1 tubes and original NE5532 adopted
Original 680UF / 16V used as main filter capacitors and imported capacitors 1UF used as the coupling capacitors
High-precision chip resistors ensure good SNR of the whole machine
1.6mm premium PCB with 2.0OZ copper and spraying process ensures good passing performance
Gold-plated RCA sockets as input and output terminals are durable and beautiful
QCC3008 Bluetooth 5.0 support for APTX lossless playing
With reasonable wiring, the board operates with low current noise
Adjustable volume of treble and bass
Applications:
Compatible Audio Inputs: It can be connected to your MP3, laptop PC, desktop PC, HIFI player, mobile phone, DVD and the like.
Compatible Audio Outputs: It can be connected to your power amplifier, active speakers, etc.
Front Panel Design:
Power Switch
Bass Knob
Treble Knob
Bluetooth Indicator
Volume Knob
Rear Panel Design:
Audio Input Interfaces for Left & Right Channel
Audio Output Interfaces for Left & Right Channel
DC12V Power Socket (5.5*2.1)
Basic Parameters:
Power Supply: DC12V 2A (DC12V regulated power supply is needed. It cannot be higher than 12V)
N.W.: 0.4kg
Technical Parameters:
Distortion: 0.03%
SNR: 100dB
Bass: ±13dB
Treble: ±7dB
Frequency Response: ±1.5 (20Hz-20KHz)
Input Interface: RCA
Output Interface: RCA
Operation: Turn the power switch, rotate treble/bass knob and volume knob
DC Power Supply: 12V 2A
Package Includes:
1 x Tube Preamplifier with Antenna