these are still no easy specifications for a tube in general

Calibration

Cartridge weight

Special materials for reducing the outer diameter

Input terminals (one system per terminal) AES/EBU MAX PCM 24Bit/192kHz COAXIAL MAX PCM 24Bit/192kHz OPTICAL MAX PCM 24BIT/192kHz USB B MAX PCM 32Bit 384kHz

TEAC PE-505 Phono Preamplifier / RIaa Kabler - HDMI these are still no easyThe PE 505 is a phono equalizing amplifier with dual monaural and fully balanced input output circuits that support balanced MC input. Comes equipped with custom equalizing options for two of the greatest record labels: Decca and Columbia. The development of the PE 505 was achieved by relying on TEACs audio technology expertise, focusing on recording and playback, with the goal of accurately reproducing the original intent of the recording producers.