Extron XPA 2001-100V Mono 100V Power Amplifier - 200 Watts - with 1RU Shelf

Extron XPA 2001 100V XTRA Power Amplifier Grade B Used With PSU

Extron - EPA 1002 - Two Channel Low Impedance Amplifier 60/100 Watts Per Channel

Quad 303 Stereo Power Amplifier

5-way stereo distribution amplifier with gain adjust (AV Communications AD-500)

Carver PM-300 Magnetic Field Power Amplifier With Cables

Carver TFM-15 Power Amplifier High Headroom Low Feedback Design W Original Box

Cambridge Audio Azur 550A Stereo Integrated Amplifier.