The Sony DPS-R7 was the first in a new digital effects line up from Sony, it's success spawned a number of other effects using the same architecture as the DPS-R7. The Sony DPS-R7 is an excellent digital reverb that still stands up today, with it's full bandwidth and excellent reverb algorithms, it is hampered only by it's truly awful interface if you wish to program it.
Learn more about the Sony DPS-R7
https://www.vintagedigital.com.au/sony-dps-r7-reverberator/
Sony DPS-R7 User Manual
https://www.vintagedigital.com.au/product/sony-dps-r7-user-manual/
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