PHOTO | MODEL NAME | MANUFACTURER | TYPE | CHANNELS | VIEWS |
 | LL1 Signature | LAMM INDUSTRIES INC. USA | Tube | Stereo | 8816 |
 | Model LL2.1 | LAMM INDUSTRIES INC. USA | Tube | Stereo | 7845 |
 | VTSP-3 | Herron Audio USA | Tube | Stereo | 7120 |
 | 865 Integrated Amplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 9851 |
 | 2008 Phono Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 5835 |
 | 2010 Isolated Balanced Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 7608 |
 | 1012 DAC Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 6585 |
 | 1010 Stereo Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 6614 |
 | 810 Stereo Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 5726 |
 | 2060 Class A Stereo Amplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 10212 |
 | 2050 Class A Mono Amplifier | Boulder Amplifiers, Inc. USA | Solid | Monoblock | 5570 |
 | 1060 Stereo Amplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 7157 |
 | 860 Stereo Amplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 5778 |
 | M-60 MkIII | Atma-Sphere Music Systems Inc. USA | Tube | Monoblock | 4118 |
 | Presence Deluxe | First Sound, Inc. USA | Tube | Stereo | 2951 |
 | 1050 Mono Amplifier | Boulder Amplifiers, Inc. USA | Solid | Monoblock | 7227 |
 | 850 Mono Amplifier | Boulder Amplifiers, Inc. USA | Solid | Monoblock | 7883 |