D1 HiFi stereo tube preamplifier Refer to McIntosh MC220 circuit with 3 way input

Product details:

MC220 circuit is a representative of the McIntosh high-end electronic tube preamplifier in the United States, known for its warm and sweet sound, pure and authentic.

1. Classic circuit+6 electronic tubes.

2. Italian AV audio coupling capacitor.German WIMA capacitor

3. Metal film audio resistance.

4. ALPS27 Potentiometer has low error, high precision and can restore detail

5. Japanese original TAKAMISAWA fully sealed relay, very durable.
6. Shielded pure copper ring transformer, eliminating interference and improving signal-to-noise ratio.
7. Gold plated RCA, low resistance, low loss, good conductivity, and not easy to oxidize.
8. All aluminum alloy chassis, beautiful, durable, and of high grade