Parasound HCA-600 2-Channel 150W Class AB Bridgeable Power Amp, RCA, Black

Parasound Zamp v.3 Revision 2 Audiophile Stereo Power Amplifier High Current

Parasound HCA-500 High Current Discrete Amplifier - Tested - See Video

Parasound HCA-750A 2-Channel Class AB 250W Power Amplifier Mono Bridge Black

Parasound HCA-750A High Current Power Amplifier

Parasound Zamp v.3 Zone Amplifier Stereo Power Amp 45W Tested Working Black

Parasound HCA-750A High Current Power Amplifier - TESTED

Parasound HCA-800ii High Current Power Amplifier - TESTED