The makes you mention are all in the disposal class, mainly due to lack of techs and parts. Better to buy new, that would be quicker and less expensive way to restoration of your vinyl listening. Also, some of the Denon units in the used market should be considered, if you can pick them up rather then having them shipped. That way you know exactly what you are getting. Shipping any turntable is a waste of time unless the seller has all the original packing and boxing materials.