Marantz 7 6Z4 +12AX7 tube preamplifier audio stereo vacuum tube preamplifier for HiFi amplifier speaker Christmas gift

Published: 18.04.2024 712 Views

Favorites Seal Share

6 photo

Description

Features

1 6Z4 +6N4/12AX7 tube Maratz 7 classic design optimization Circuit diagram .6N4 tube pre-amplifier So that the sound warm, people sound music more real. Sound is better to hear.

2.Electrolytic capacitor electrolytic BC imported chemicals and coupling capacitors 1UF

Output 1UF, to ensure a steady flow of power to support strong.

3.1W resistor selection tetracyclic metal film resistors, ensure the machine a good signal to noise ratio.

4. 1.6mm thick sheet using double-sided PCB, 2.0 oz copper thickness, HASL whole process to ensure that the size of the current through the good performance. PCB-class quality.

5.7- color flashing LED lights ，very beautiful

Technical Parameters

Size 240 × 190 × 65mm

Color: Black

Power: AC220V

Frequency Response: 20HZ (-0.2DB) -20KHZ (-0.2DB)

SNR: 100DB

Input Sensitivity: 300MV-2000MV

Output: 3000MV

THD1000MV 0.1%

Weight 1600G package

Package:

1 x 6N4 tube pre-amplifier

Instruction:

1 Do not use cheap audio signal cables, these cables are without shieldiing,

they will lead in high frequency noises.

2 The bigger the rotation, the larger the noises

3 correct use of the order is to use the amplifier port first connect the power supply

6N4 Tube preamp features: applied between digital audio sources such as CD / VCD / DVD / MP3 / IPHONE / ipad / MID / mobile phones and other digital audio amplifier / subwoofer / active speaker, easily achieve the former tube with rear Transistor amplifier best match circuit, the kind of time listening fulsome "digital taste" and "transistor sound" flew away, listening make the whole system will be a sweet and delicate "Vacuum tube" with a mellow, vocal sweet, sour music features.