which Class A power amplifier is cooler in the presence of the signal that no signal?

which Class A power amplifier is cooler in the presence of the signal when no signal?

Is not it obvious? There is no change in the input power between the absence signal and full output. If the energy is dissipated in the speaker is not dissipated in the valve. Less power lower temperature.

CES 2010: TheGeeksHere – Cellphone – Cell phone signal amplifier – Cellphone-Mate Vs. AccessoryGeeks

12V 20A Signal Amplifier for Smd5050 RGB LED Strip Light $20.99 An RGB Led amplifier is necessary for every additional 5-10 meters of RGB Led strip flexible lighting. The RGB Amplifier is used to increase load capability for the wireless RGB Controller, and to avoid color difference between the start and end of strip Caution: 1. There is 2 ways to input the power to the amplifier: a, With 5.5x2.1mm DC plug 12V power supply; b, with bare wire 12V power s...

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USB 2.0 Active Extension / Repeater Cable A Male to A Female (10 Meters) $8.84 PTC Brand High Speed USB2.0 Certified for High Speed Data Transfer rate of up to 480 Mbps. Premium Premium shielded cable with built-in signal amplification chipset to maintain signal integrity over long cable. LIFETIME WARRANTY....

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