Concerto MK3 MM phono amplifier

Concerto MK3 Tubes MM phono stage amplifier

The Concerto MK3 , MM version phono amplifier , phono stage embodies the newest thinking of YS-audio dedicated and enthusiastic technical design YS Chui . The unit has 48dB of gain, and, just as importantly, the Concerto boasts an low noise level, so in practical use, the 48dB gain is usable in systems with low overall sensitivity. The Concerto uses a 6X4 rectifier tube with solid state regulator for HV B+ power supply and a 12AX7 for the gain stage. The Concerto Plus is design for the MM cartridge and High output MC cartridge. The input impedance is 47K ( accept order other impedance ). The Concerto all hand made by "point-to-point" .

Features

Huge dynamic range, both the beautiful tone color and wonderful rhythm ,
ultra linear circuit designed for the LP and SP, it has 4 kind EQ network for select , include
RIAA , London ffrr , Columbia , SP. uncanny natural flowing heart-stirring sound that
matches any other ultra-Fi products on the market .
The phono stage made by Hand built " point to point " on YS-Audio factory.
"point to point" has become more focused, the soundstage is deeper.
Hand built by " point to point ' is very high cost of manufacture !
The installation of the tubes line stage is special designed , it can prevent RF interfere and vibrate interfere,
It has become very clean soundstage and saw the musical instrument hang up in the air.

The HV B+ power supply is application of a highly efficient solid-state voltage regulator with 6X4 Tube for current buffer.
The 6X4 Tube opens up the soundstage and allows the music to "bloom". The melody flows naturally, like a river.
The highly efficient solid-state voltage regulator give the very good bass controls .

The Important features

The Concerto Plus has a select control for select 4 kind phono EQ network :
RIAA , London ffrr , Columbia , SP.

The RIAA EQ for prevalence LP ,
The London ffrr EQ for London ffrr LP ,
The Columbia EQ for Columbia and old NAB LP ,
The SP EQ for EU 2 Single-Play.

coupling cap use Sonicap and Wima

The Concerto MK3 MM phono is latest version of Concerto Plus phono.
The Concerto MK3 MM phono have output gain control.

Customer Feedback for Concerto Plus Tubes Phono Stage Eq-Preampilier

Specifications

Controls : Gain , EQ network Selector , Power On/Of

Output : 1 pair

Input : 1 pair

Frequency Response: +/- 0.5dB, 20Hz to 20kHz, RIAA equalized

Input Impedance: 47K ohm

Gain: 48dB ( gain control at max )

Noise: 79dB (shorted input)
signal-to-noise ratio, below 2 Volts RMS output, A weighted

Distortion: Less than .07% at 0.5V RMS 1kHz output.

Maximum input : 50mv

Tube Compliment : 12AX7 x3 , 6X4 x1

Dimension: 400mm x 310mm x 80mm (W x D x H)

Weight: 5kg

Power Source: 110-127/220-240V,50/60Hz

Direct Price : USD$630
The shipping by Air post to USA and Europe is US$98
USA and Europe buyer use following Button

Hong Kong buyer use following Button
(HK$4730 and free shipping , Post office ship to your H.K. address. )

YS-Audio
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