Very interesting. I use the Space Station v3 and can attest to what you wrote. I am considering the new XL, but at 60 lbs I don't know how much is gained for venues of 50 to 150 people.
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pa4X 76 ,SX900, Audya 76,Yamaha S970 , vArranger, Hammond SK1, Ketron SD40, Centerpoint Space Station, Bose compact