MAIL-IN MODIFICATION SERVICE): UREI LA-4A, ALL VERSIONS, OPTO COMPRESSOR +REFURB
Urei LA-4 Compressor Limiter | Reverb Italia
Urei LA-4 Compressor Limiter Pair | Reverb Italia
Urei LA-4 Silverface Compressor FOR SALE - Soundgas
LA4 Mods: Hot Rodding the LA-4 Limiter | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.
Urei LA4 Compressor Limiter. Single unit #0691
Urei LA-4 Compressor Limiter Pair
Urei La4, La-4, Blackface Opto Compressor, Fully Refurbished and Calibrated! | Reverb Italia
The LA-2A's Underrated Little Sibling? Urei LA-4 Opto Compressor teardown - YouTube