Pre Amplifier Audio Board Vacuum Tube Receiver Bluetooth 4.0 DC 12V Home Theater

  
Pre Amplifier Audio Board Vacuum Tube Receiver Bluetooth 4.0 DC 12V Home Theater. This product is a preamplifier, non-amplifier function, need to be connected to amplifier or active speakers, it can not be directly connected to passive speakers, speakers and headphones. It can't be used in the car, it will burn out because the voltage of the car is unstable. Electronic tube bile preamplifier, audio signal input terminal can be connected to computer. Lossless music player and other audio sources, the output can be connected to various digital power amplifiers, active multimedia speakers and other audio equipment to make your audio equipment instantly. With high and low sound adjustment function, according to the different audio equipment parameters, free to adjust, to achieve the ideal HiFi sound quality! The 6N3 tube has been discontinued for a long time. The matching 6N3 tube is brand new or disassembled. The tube adopts the classic 6N3, the sound quality is greatly improved compared with the low-end tube sound quality such as 6J1 and 6K4 the price of the tube is different, the sound quality is different. Different, the tone is warm and charming, very atmospheric, the sound is clear and delicate, and the dynamic is fierce.

Bluetooth adopts CSR8635 4.0 module. Can be used as input.

Audio output: RCA output 1 group "Cannot directly connect passive speakers, need to connect power amplifier and then connect passive speakers or directly connect active speakers". Power DC input: 12V2A power adapter.

High and low sound adjustment, total sound adjustment. Product size: about 9833123mm (width height length, no protruding part).

When installing the tube, please slowly insert the tube vertically and avoid touching the aluminum case around the tube hole. Cracks or leaks in the tube can make it unusable! If the product has noise problems, the common reasons are as follows. If the tube is not plugged in, please check the re-insertion tube carefully. Please insert the tube in case of power failure (this is the most frequently occurring).

The previous stage is equipped with signal amplification. If the sound source itself is noisy, the noise of the sound source itself will be amplified, so please use a good sound source test. The signal line quality is not good or the noise caused by poor power supply filtering can be replaced by signal line or power supply test. The above is our common problem. The machine is rigorously tested to ensure that there is no problem before it is issued.

The machine itself does not bring its own noise. If you encounter the above problems, you can exclude the test. 1PC x 6N3 bile preamplifier.

This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps". The seller is "rideksshop" and is located in this country: CN. This item can be shipped worldwide.

1. Number of Channels: 2
2. Audio Outputs: Other
3. Amplifier Class: A
4. Model: None
5. Country/Region of Manufacture: China
6. Audio Inputs: USB
7. Custom Bundle: No
8. Type: Tube Amplifier
9. Features: Durable
10. Supported Modes: Other
11. Receiver Combo Features: Other
12. Number of Outputs: 1
13. Compatible Product: SAT Reception
14. Color: Black
15. Year Manufactured: 2022
16. MPN: 5215857139
17. Maximum Power Per Channel: NO POWER
18. Number of Inputs: 1
19. Power: 20 W
20. Brand: Aiyima
21. Surround Sound Formats: Other
22. Manufacturer Warranty: 1 Month
23. UPC: 362856313766