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| Amplifiers | | Manufacturer | Model# | Model Year | Watts | Channels | Weight | Details | | | Audio Research | VSI-60 | 2010 | 50 | Integrated | 35 LBS | 50W, INT, 6550C, 35 LBS | Pricing History |
| Audio Research | DSI-200 | 2008 | 200 | Integrated | 38 LBS | 200W, INT, 38 LBS | Pricing History |
| Audio Research | 610T | 2008 | 600 | - | 170 LBS | 170 LBS, 600W | Pricing History |
| Audio Research | SD-135 | 2008 | 235 | - | 43 LBS | 235W, 43 LBS | Pricing History |
| Audio Research | VS-115 | 2008 | 120 | Integrated | 64 LBS | 120W, INT, PHONO, 64 LBS | Pricing History |
| Audio Research | VS-60 | 2008 | 50 | - | 32 LBS | 50W, 32 LBS | Pricing History |
| Audio Research | HD-220 | 2007 | - | - | 74 LBS | HYBRID, 220V, 74 LBS | - |
| Audio Research | REFERENCE 110 | 2006 | - | - | - | STEREO, BAL IN | - |
| Audio Research | REFERENCE 210 | 2005 | 200 | - | - | 200W, MONO PR | Pricing History |
| Audio Research | REFERENCE 610T | 2005 | - | - | - | CLASS AB, BAL IN | - |
| Audio Research | VM-220 | 2004 | 200 | - | - | 200W, MONO PR, CLASS AB | Pricing History |
| Audio Research | 150.2 | 2004 | 150 | 2 Channels | - | 150W, 2CH, BAL-SE IN | Pricing History |
| Audio Research | 300.2 | 2004 | 300 | 2 Channels | - | 300W, 2CH, BAL-SE IN | Pricing History |
| Audio Research | VS-110 | 2003 | 100 | - | 61 LBS | 100W, 6550EH, 6N1P, 61 LBS | Pricing History |
| Audio Research | 150M X6 | 2003 | 150 | 6 Channels | - | 150W, 6CH, MODULE | Pricing History |
| Audio Research | VSI-55 | 2003 | 50 | Integrated 2 Channels | 34 LBS | 50W, 2CH, INT, 34 LBS | Pricing History |
| Audio Research | 150M X4 | 2003 | 150 | 4 Channels | - | 150W, 4CH, MODULE | Pricing History |
| Audio Research | 150M X1 | 2003 | 150 | 1 Channels | - | 150W, 1CH, MODULE | Pricing History |
| Audio Research | 150M X2 | 2003 | 150 | 2 Channels | - | 150W, 2CH, MODULE | Pricing History |
| Audio Research | 150M X7 | 2003 | 150 | 7 Channels | - | 150W, 7CH, MODULE | Pricing History |
| Audio Research | 150M X3 | 2003 | 150 | 3 Channels | - | 150W, 3CH, MODULE | Pricing History |
| Audio Research | 150M X5 | 2003 | 150 | 5 Channels | - | 150W, 5CH, MODULE | Pricing History |
| Audio Research | VS-55 | 2001 | 50 | - | - | 50W | Pricing History |
| Audio Research | VT-100 MKIII | 2001 | 100 | - | - | 100W, BAL AND SE INPUTS | Pricing History |
| Audio Research | REFERENCE 300 MKII | 2001 | 280 | - | - | 280W MONO, BAL INPUT | Pricing History |
| Audio Research | VTM-200 | 2001 | 200 | - | 74 LBS | 200W MONO, BAL IN, HYBRID, 74 LBS | Pricing History |
| Audio Research | REFERENCE 600 MKIII | 2001 | - | - | - | MONOBLOCK, BAL IN | - |
| Audio Research | M-300 MKII TRIODE | 2000 | 300 | - | - | 300W, MONO PR | Pricing History |
| Audio Research | VT-200 MKII | 2000 | 200 | - | - | 200W, BAL-SE INPUTS | Pricing History |
| Audio Research | REFERENCE 300 | 1998 | 280 | - | 132 LBS | 280W, TUBE MONO, 132 LBS EACH | Pricing History |
| Audio Research | 100.2 | 1998 | 100 | - | 35 LBS | 100W, 35 LBS | Pricing History |
| Audio Research | VT-200 | 1998 | 200 | - | 137 LBS | 200W, TUBE, BAL AND SE INPUTS, 137 LBS | Pricing History |
| Audio Research | VT-100 MKII | 1998 | 100 | - | 83 LBS | 100W, TUBE, 83 LBS | Pricing History |
| Audio Research | VT-50 | 1998 | 45 | - | 55 LBS | 45W, TUBE, 55 LBS | Pricing History |
| Audio Research | CA-50 | 1997 | 45 | Integrated | - | 45W, TUBE, INT | Pricing History |
| Audio Research | VT-100 | 1996 | 100 | - | 83 LBS | 100W, 6550C, 83 LBS | Pricing History |
| Audio Research | REFERENCE 600 | 1996 | 500 | - | 170 LBS | 500W, TUBE MONO, 170 LBS EACH | Pricing History |
| Audio Research | D-130 | 1996 | 130 | - | 27 LBS | 130W, SOLID STATE, 27 LBS | Pricing History |
| Audio Research | SDA-1 | 1995 | 100 | 4 Channels | 37 LBS | 100W X 4, 37 LBS | Pricing History |
| Audio Research | VT-150 SE | 1994 | 130 | - | 77 LBS | 130W, TUBE MONO, 77 LBS EACH | Pricing History |
| Audio Research | VTM-120 | 1994 | 110 | - | - | 110W TUBE MONO PAIR | Pricing History |
| Audio Research | VTM-120 SE | 1994 | 110 | - | - | 110W TUBE MONO | Pricing History |
| Audio Research | VT-150 | 1994 | 130 | - | 164 LBS | 130W MONO, 6550, 164 LBS | Pricing History |
| Audio Research | VT-130 SE | 1994 | 110 | - | 78 LBS | 110W, TUBE, 78 LBS | Pricing History |
| Audio Research | VT-130 | 1994 | 110 | 2 Channels | 70 LBS | 110W, 2CH, 70 LBS | Pricing History |
| Audio Research | VT-60 | 1994 | 50 | - | 33 LBS | 50W, TUBE, 33 LBS | Pricing History |
| Audio Research | VT-60 SE | 1994 | 50 | - | 36 LBS | 50W, TUBE, 36 LBS | Pricing History |
| Audio Research | D-300 | 1993 | 160 | - | 48 LBS | 160W, SOLID STATE, 48 LBS | Pricing History |
| Audio Research | D-400 MKII | 1993 | 200 | - | 73 LBS | 200W, SOLID STATE, 73 LBS | Pricing History |
| Audio Research | D-200 | 1993 | 200 | - | - | 200W, SE AND BAL INPUTS | Pricing History |
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