PHOTO | MODEL NAME | MANUFACTURER | TYPE | CHANNELS | VIEWS |
 | LL1 Signature | LAMM INDUSTRIES INC. USA | Tube | Stereo | 9068 |
 | Model LL2.1 | LAMM INDUSTRIES INC. USA | Tube | Stereo | 8119 |
 | VTSP-3 | Herron Audio USA | Tube | Stereo | 7289 |
 | 865 Integrated Amplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 10083 |
 | 2008 Phono Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 5987 |
 | 2010 Isolated Balanced Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 7735 |
 | 1012 DAC Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 6729 |
 | 1010 Stereo Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 6775 |
 | 810 Stereo Preamplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 5855 |
 | 2060 Class A Stereo Amplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 10461 |
 | 2050 Class A Mono Amplifier | Boulder Amplifiers, Inc. USA | Solid | Monoblock | 5741 |
 | 1060 Stereo Amplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 7283 |
 | 860 Stereo Amplifier | Boulder Amplifiers, Inc. USA | Solid | Stereo | 5928 |
 | M-60 MkIII | Atma-Sphere Music Systems Inc. USA | Tube | Monoblock | 4203 |
 | Presence Deluxe | First Sound, Inc. USA | Tube | Stereo | 3038 |
 | 1050 Mono Amplifier | Boulder Amplifiers, Inc. USA | Solid | Monoblock | 7475 |
 | 850 Mono Amplifier | Boulder Amplifiers, Inc. USA | Solid | Monoblock | 8174 |