6K4 Tube Preamplifier Amplifier DC12V 16V Audio Preamplifier Adjustable Preamp Tube Board DIY Kit Multiple Input Options HiFi Audio Preamp for Home Audio Amplifier System

6K4 Tube Preamplifier Amplifier DC12V 16V Audio Preamplifier Adjustable Preamp Tube Board DIY Kit Multiple Input Options HiFi Audio Preamp for Home Audio Amplifier System
Feature:
1. High-Fidelity Enhancement with Adjustable Settings: Experience enhanced audio fidelity with the freedom to adjust settings. This 6k4 tube preamplifier amplifier features a toggle switch with three adjustable levels, allowing you to fine-tune the sound according to your preferences and the specific requirements of your audio setup.
2. Direct Current Power for Versatile Power Sources: Suitable for various power sources, this hifi audio preamp operates on DC voltages ranging from 12V to 16V, with a minimum current requirement of 1A (power cord not included). Enjoy flexibility in choosing the power supply that best suits your needs.
3. Wide Frequency Response in the Preamplification Stage: With a frequency response range of 5Hz to 500kHz, this sound pre amp ensures that you hear every nuance and detail within the audible spectrum. It faithfully reproduces the input signal's frequencies, delivering an accurate and clear sound output.
4. Multiple Input Options for Various Audio Sources: Connect and amplify various audio sources such as smartphones, CDs, computers, TVs, and MP3 players. This Audio Preamplifier provides versatile compatibility, allowing you to enjoy high-quality sound reproduction from multiple devices.
5. Excellent Material Quality and Fine Craftsmanship: The preamp tube board diy kit is constructed using high-quality materials, ensuring durability and longevity. Its fine craftsmanship guarantees a reliable and solid build, providing a stable and consistent audio performance.



Specification:
Certification: NONE
Origin: Mainland China
Compatible Audio & Video Equipment Style: Amplifier
Model Number: 6K4 Tube Preamplifier
Weight: 180.00 g
Package: Yes
Power supply: DC12-16V, current 1A or above (DC12V 1.5A power supply is recommended) (no power supply)
Power outlet: DC3.5/5.5x2.1
Preamplification: 5 times of voltage amplification
Front frequency response: 5HZ-500KHZ
Pre-level sensitivity: 3V
Audio input: low-level signal input, such as mobile phone, CD, computer, TV, MP3, etc.
Audio output: connect to power amplifier or powered speakers
Material: ABS+PC+Metal
Size: about 110x75x35mm/4.33x2.95x1.38inch
describe:
This product is a tube preamplifier that needs to be connected to powered speakers or a power amplifier. It cannot be directly connected to speakers and passive speakers, headphones, gramophones, cars.

Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.