Happy New Year! We are off work during 24th Jan - 6th Feb for Spring Festival, We will start shipping orders from 6th Feb, You Can Self-shopping! We will shipped as soon as possible! Thank you for your support!

YAQIN SD-CD3 6N8P Tube Signal Upgrade Hi-End Buffer Processor for CD Player

SKU: FM714
Price: US$179.98
In Stock - Shipping within 48 hours Worldwide Free Shipping
  • Can be connected in various configurations
  • Makes speakers sound warmer and more finer
  • Installed between an audio source and a receiver (or an amplifer)
  • Utilizes audiophile capacitors and high quality metal precision resistors



1.The power transformers manufactured with silicon steel sheet and high-quality oxygen-free enamelled copper wire

2.Beautiful aluminum chassis and panel with logo window and steel heavy duty chassis.  

3.This processor employs cathode followers to improve your audio system. It outputs the same voltage as it receives. The voltage gain approaches 1. It also adds tube audio quality to digital audio, reduces work load of a receiver (or an amplifier), and makes speakers sound warmer and more finer. 

4.This processor can be connected in various configurations. It is to be installed between an audio source and a receiver (or an amplifer). The audio sources can be a solid state CD/DVD player, MP3 player, iPod, electric guitar, or computer audio output.

5.Dual power supply voltages are available on this unit, 115VAC for North America, 220VAC for Asia and Europe.


Technical Specifications  

Tubes:6N8P × 2 (Cathode followers,it can be replaced with 6SN7)

Output Jacks: Two channels with two gold plated RCA jacks

Input Jacks: Two channels with two gold plated RCA jacks

Input Impedance: 100KΩ

Distortion of Harmonic Wave: ≤0.03%(1KHz input)

Signal to Noise Ratio: >75 dB

Frequency Response: 10Hz ~ 100KHz (-0.1dB)

Supply Voltage: AC115V 60Hz

Power Consumption: 15W

Dimension: 17cm(W) x 20cm(D) x12cm(H) (7” x 8” x 5”)

Shipping Dimension: 27cm x 23cm x 21cm

Net Weight: 2.5kg (5.5lb)

Gross Weight: 3.2kg (7lb)



A Yaqin SD-CD3 Processor with two tubes

A Power Cable

A Manual

Customer Questions & Answers


Is it possible to use EF95 Tubes with it? Thanks.

7/15/16 11:20 AM Asked.

Hi Leonardo ,YAQIN SD-CD3 can't use EF95 Tubes.Thank you.

Was this question helpful to you?  Yes   No
  1. 1

Daily Deals