Concerto MK3 tubes MC/MM phono stage amplifier
The Concerto MK3 MC/MM version is work for MM and MC cartridge phono stage embodies the newest thinking of YS-audio dedicated and enthusiastic technical design YS Chui . The unit has MC input ( 67.75dB of gain ) and MM input ( 48dB of gain ), and, just as importantly, the Concerto Plus 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 , three 12AX7 for the gain stage and Jensen 44K-XD MC transformer for MC step-up stage. MM input is 47K ohm. The Concerto all hand made by "point-to-point" .
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 MC 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.
The Concerto Plus MC has two pair input , one pair for MM cartridge , one pair for MC cartridge with input select .
And It has two pair output , one pair is high output and one pair is low output.
Jensen 44K-XD Step-up MC transformer
Some info for Jensen 44K-XD Step-up MC transformer:
coupling cap use Sonicap and Wima
The Concerto MK3 MC/MM phono is latest version
of Concerto Plus MC phono.
The Concerto MK3 MC/MM phono have output gain control.
See Customer Feedback for CONCERTO Plus MC-SE Enter There
Review by HiFi review.
Controls : Output Gain , EQ network Selector , MC /MM input select, Power On/Of
Output : 1 pair
Input : MC input , MM input
Frequency Response: -/+ 0.5dB, 20Hz to 20kHz, RIAA equalized
MC Step-up Input
Impedance and gain:
MM Gain: 48dB ( gain control at max )
Total gain MC step-up with MM stage:
MC 67.75dB ( gain control at max )
Noise: MM 79dB
(shorted input) , MC 73dB (shorted input).
|Distortion: Less than .07% at 0.5V RMS 1kHz output.|
Maximum input : MM 50mv , MC 5mv .
Tube Compliment : 12AX7 x3 , 6X4 x1
Power Source: 110-127/220-240V,50/60Hz
Direct Price : HK$7500.
Room1308, 13/F,BLK C,.
Kai Tak FTY BLDG.
99-101 King Fuk ST,.
San Po Kong, KLN,.
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