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| Preamplifiers | | Manufacturers | Model# | Model Year | | Channels | Weight | Details | | | Audio Research | SP-7 | 1981 | | - | 16 LBS | SOLID STATE, 16 LBS | - |
| Audio Research | SP-4A | 1978 | | - | - | SOLID STATE, WITH PHONO | - |
| Audio Research | SP-5 | 1977 | | - | - | SOLID STATE, WITH PHONO | - |
| Audio Research | SP-4 | 1976 | | - | - | SOLID STATE, WITH PHONO | - |
| Bel Canto Design | PRE-1 | 2000 | | - | - | REMOTE, SOLID STATE, XLR IN-OUT | - |
| Dynaco | PAT-5 MKII | 1993 | | - | - | SOLID, LINESTAGE, REISSUE | - |
| Dynaco | PAT-6 | 1993 | | - | - | SOLID, LINESTAGE, REM, TUNER | - |
| Dynaco | PAT-5A FETA | 1977 | | - | - | SOLID, ASSEMBLED | - |
| Dynaco | PAT-5 FETA | 1977 | | - | - | SOLID, KIT | - |
| Dynaco | PAT-5 | 1974 | | - | - | SOLID, KIT | Pricing History |
| Dynaco | PAT-5A | 1974 | | - | - | SOLID, ASSEMBLED | - |
| Dynaco | PAT-4 | 1968 | | - | - | SOLID, KIT | - |
| Marantz | 7T | 1967 | | - | - | SOLID STATE | Pricing History |
| McIntosh | C-1000P | 2005 | | - | - | SOLID STATE, MM-MC, BAL-SE | - |
| Revox | B-209 | 1991 | | - | - | SOLID STATE PREAMP | - |
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