On 9/25/2013 10:21 PM, Roger (K8RI) wrote: > I have a 40" Samsung HDTV and4 Samsung monitors. None are boyhered by RF. The part of the monitors that blow up with RF is the touch controls. That makes sense, in a perverse way -- they work by capacitive coupling, so they are high-Z and thus difficult to bypass. 73, Jim K9YC