Fonolab Svper Qvattvor two channel Balanced MC Step-Up Transformer

SVPER QVATTVOR Utility True Balanced MC Step-Up Transformer
Excellent Price!  Now selling for $6000 new. 
Minimal use, original box and manual. 
Only nine months old (corrected), perfect condition.
fonolab. is a leading provider of service, parts and accessories for some of the most exotic analog audio equipment.
From the fonolab web site:
fonolab builds fully balanced Step-Up transformers for MC cartridges and specialized models for MM/MI cartridges, phono cartridge equalizers and phono preamplifiers.
The fully balanced QVATTVOR, presented at High End Munich 2021, showed the direction in which fonfolab began to move in maintaining a balanced form of the MC cartridge signal.
The new SVPER QVATTVOR has got a damped robust steel housing, inside which, in addition to the quartet of fully balanced Step-Up transformers from the 4x4 Reference
The Demagnetizer button is also brought to the front to easy to use. Heavy aluminum front panel with original solid sphere knobs on black glossy finish gives a clean stylish aesthetics.
Features
 True balanced configuration
New damped steel case
Two matched pairs isolated transformers in MC section selected by a quartet
A wide frequency range of 10Hz-120kHz and a very low distortion of less than 0.05% in the range of 20Hz-20kHz at 1mV input
Optional MM 1:2 Step-Up transformer module
Minimal internal wiring
Silver-plated Neutrik XLR sockets for balanced source
Gold-plated RCA phono sockets with Teflon insulation for two inputs and two outputs
Designed and manufactured in Czechia
Exterior design by Jan Snegov
Specifications:
Input impedance: 0-5 / 40 Ohms
Output impedance: 4k Ohms
Frequency response: 10Hz to 120kHz (+0.5dB–1.0dB)
Channel balance: within 0.5 dB
Ratio: 1:33 / 1:10
Phase characteristics: Within 10° (20Hz–50kHz)
 

Optional (not included in this model, but they can add it if you like) MM/MI module
DC Resistance (primary): 1000 Ohms
DC Resistance (secondary): 2000 Ohms approx
Frequency response: 5Hz to 100kHz (+-0.5dB)
Ratio: 1:2

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