JLTi (Just Listen To it) Phono RIAA (formerly Vacuumstate) Schematic wanted

[tiefbassuebertr]

For this device I need a schematic diagram for repair service and information of the used operational amplifiers (maybe AD844/846 ?).
Maybe is the topology similar to those:
Omtec Antares CP1-i/CP-1i - Testreview in English and Schematic wanted
In the attachment an image from the PCB. The user don't find his schematic. This model was also available as kit.
Thank you for upload.

Some links are here:
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Phono-Vorverstärker - Phonovorstufen - Trigon Vanguard2 - Aqvox 2CI - Vacuumstate JLTi - Frank-Landmesser.de
JLTi Phono
Vacuum State - High End Hifi Equipment

 

[tiefbassuebertr]

in this attachment a test review from the magazine "Tone Audio" 11/2007

 

[bondini]

For this device I need a schematic diagram for repair service and information of the used operational amplifiers (maybe AD844/846 ?)

Have you contacted Joe Rassmussen here: Joe Rasmussen Pages