My setup comprises a 220 pro, Focal Sopra 2s and a single REL S/812 sub. Been considering a 2nd REL or buying another 220 but have to choose either/or for the next couple of years. What’s most likely to improve the sound most - a second amp or a second sub?
2014 Mac Mini running Roon via Vodafone hub/Amazon basics ethernet cable into:
- Devialet 440 (RCA to ground lifted AES)
- Focal Sopra 2 (YYAudio Black Magic speaker cable)
- Rel S812 x 4 (std hi-level cables and £25 Van Damme Speakon array connects, Cruiser class £35 Chinese mains cables)
- no intentional room treatment.
Chester, UK

