Dave Amato

According to Dave Amato in this Rig Rundown at (13:34), he uses the Roland SRV-2000 rack unit in his live rig.

According to Dave Amato in this video at (11:20), he uses Yamaha SPX90 digital effects processors in his live rig. "I know they're old," he said, "but I just love the way they sound."

Accordint to the Premier Guitar article here

"With a Bob Bradshaw-designed rig, Amato is able to cover a lot of ground. In the rack for his main rig he has a Yamaha SPX90 Delay, Roland SRV-2000 reverb, Eventide Ultra Harmonizer, DBX 160A compressor, TC Electronic 2290 delay, TC Electronic 1210 Spatial Expander+Chorus/Flanger, and a Lexicon PCM70. The upper rack houses his "B" rig, which contains a Dunlop Tremolo, Korg ToneWorks G4 Rotary Speaker Simulator, Dunlop Uni-Vibe, MXR Noise Gate, Boss DSD-2 Digital Sampler/Delay, Boss DD-3 Digital Delay, Boss RV-3 Digital Reverb/Delay, Boss PS-3 Pitch Shifter, and a Line 6 MM-4."

According to Dave Amato at (13:50), the REO Speedwagon guitarist added a DBX 160A compressor to his live rig for his clean signal.

According to REO Speedwagon's Dave Amato, he's had the TC Electronics Spacial Expander in his live rig for years. "I love that unit," Amato said at (14:40).

According to Premier Guitar.com, REO Speedwagon's Dave Amato uses a TC Electronic 2290 Dynamic Delay.

Full article here

According to Dave Amato, he uses a Lexicon PCM-70 Reverb "that I just love," (15:05).