Many moons ago I’ve owned both Accuphase ( Kenwoods high end brand) and Luxman gear ( many repair problems) . They were both no ball of fire compared to Threshold. You should take a look at Pass Labs if you are looking for high end solid state within the same ballpark price!
https://overtureav.com/shop/pass-labs?_vsrefdom=oav_ppc&gclid=EAIaIQobChMIoNHu_8Xu2wIVR9bACh1Ghw...
https://overtureav.com/shop/pass-labs?_vsrefdom=oav_ppc&gclid=EAIaIQobChMIoNHu_8Xu2wIVR9bACh1Ghw...