Report Ar-3f Speakers in Acoustic Research Posted October 25, 2022 Can anyone help provide some information on these. I know they were a precursor to the LST. Hoping to find someone who has a set or may have worked on them. Also, I need a spectral switch for one.
Ar-3f Speakers
in Acoustic Research
Posted
Can anyone help provide some information on these. I know they were a precursor to the LST. Hoping to find someone who has a set or may have worked on them. Also, I need a spectral switch for one.