Module is available as a DIY project only.
This Module is currently available.
Equalizer - Line Driver Model 175 clone.
La Sesenta y Siete 175 Equalizer Line Driver Module is used in studio installations to drive 600 Ohms headsets or unbalanced lines at a nominal +4 dB (max. +20 dB). Unit incorporates bass and treble control as well.
More info here: https://www.lasesentaysiete.com/ and here: https://www.muffwiggler.com/forum/viewtopic.php?t=208349
These merchants probably sell this module. Huh?
Becker 175
Becker 175
Becker 175
Becker 175
Becker 175
K&M 175-5