I was ready to use the Nano in my small acts with my PA3X but couldn't get a satisfactory acoustic piano sound (for my ears). Switched to powered 8s and the piano now sounds terrific.
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Yamaha 920 / Yamaha Stagepas 100 BTRs / Senn e935 - LIVE
Roland RD 2000 / Tascam DP24sd / ATEM switcher - STUDIO