Marantz MM8077 7 Channel Power Amplifier (Black) RJE-Pearl-1.5m Some of this energy is

Some of this energy is stored and then later released as distortion

Owner's Manual

As the surface is made of high-purity silver

but priced much closer to solid copper cable

Marantz MM8077 7 Channel Power Amplifier (Black) RJE-Pearl-1.5m Some of this energy isDesigned for the ultimate music and movie surround sound experience, the Marantz MM8077 7 channel power amplifier delivers power and detail, and is rated at 150 watts per channel into 8 ohms, and 180 watts per channel into 6 ohms. The power supply features a high current toroidal power transformer along with high power (71WVDC) filter capacitors with a total 100,000F capacitance to easily handle sharp short term transient peaks.