The appliances are more expensive and less common than air-source heat pumps. But big incentives and superb efficiency can ...

A circular path created between the data lines and the ground wires when electronic devices communicate with each other. When systems have earth grounds through different power sources ...

Help is at hand though courtesy of [petey53], who made his own ground source heat pump for ... with the hot side feeding an underfloor heating loop and the cold side is a long length of pipe ...

Installing ground-source heat pumps alone, which do the work of ... into its shared geothermal loop. The city now boasts the first shared geothermal network led by a gas utility in the nation ...

Ground loops occur when there are multiple paths to ground, especially in wires carrying signals. The low impedance path creates oscillations and ringing which is especially problematic for audio.