R-1 standard version

Reference one MK3 tube line preamplifier Standard version

The Reference One MK3 standard is Audio Experience Reference Grade line preamp with remote control version. it uses one 6DJ8 at tube input stage to driver 6C45 tube with one Hasimoto line output transformer construct Class A for each channel. This design is from our Flagship grade preamplifier THE REAL.

The Reference One 's application of a highly efficient solid-state voltage regulator with EZ80 Tube for current regulator and Hasimoto choke in the HVB+ power supply . Also it use the external power supply get highest S/N, the power supply is dual mono design.

Features

6C45 and 6DJ8 for Gain stage.
Hasimoto line output transformer (made in Japan).
Class A .
Gain and Volume uses TKD conductive plastic potentiometer
XLR input with JENSEN (made in USA) input transformer.
Full uses Vishay Date , Caddock , Mills resistors.
XLR output and RCA output
External power supply ( dual mono design )
Double Hasimoto Choke (made in Japan) at HVB+ power supply
Cardas coupling cap
UniCrystal OCC (Ohno Continuous Cast) Copper wire and Gold-plated OFC copper wire for inside interconnect cable.

The Reference One MK3 have standard and slim two version.

The Reference one MK3 standard have black and silver two color version.

Specifications

Controls
Main unit : Volume , Gain, Input Selector , Output XLR/RCA Selector .

Power supply : Power On/Of

Output : Two pair XLR Main Output , Two pair RCA Main Output .

Input : One pair XLR input , Three pair RCA input , One pair Processor input with XLR/RCA.

Output Impedance : 60 ohms
Recommended load: 600 ohm or greater.

Frequency Response: 20Hz ~ 100kHz ( 20Hz -0.1dB , 100kHz 0dB) at 2V output.

T.H.D : 0.15% 1kHz at 1V

Input Impedance: 10K ohm XLR , 50K ohm RCA.

Gain: 19 dB ( XLR and RCA are same gain )

S/N: >110dB

Channel Balance: <0.1dB(20Hz ~ 20KHz /max output)

Channel Separation: >98dB(2Hz ~ 20KHz)

Phase Mode : Normal

Max Output : 26V

Line-Stage Tubes : 2 pcs 6DJ8 , 2 pcs 6C45 , 2pcs EZ80.

Dimension: Main 455mm x 350mm x 210mm (W x D x H) , power supply 400mm x 310mm x 80mm (W x D x H)

Weight: Main and power supply total 13.5kg

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

Not remote version actual price: HK$27300.

With remote version actual price: HK$29100.

The Reference one MK3 standard have black and silver two color version.

YS-Audio
Room1308, 13/F,BLK C,.
Kai Tak FTY BLDG.
99-101 King Fuk ST,.
San Po Kong,   KLN,.
Hong Kong
Tel:(852)93440168
E-mail : info@ys-audio.com
WhatsApp: 93440168
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