We now have available this classic Urei 1176 LN
An industry standard professional dynamics processor used on countless recordings.
The wiki page says
"The 1176 underwent a number of revisions including the addition of Brad Plunkett's low-noise (LN) circuitry to produce the 1176LN. This reduced the noise by 6 dB and redistributed the noise spectrum, producing even more noise reduction in the sensitive mid-range."
Read the full article on this link > UREI 1176LN