Conrad-Johnson Premier Seven-A preamp and Evolution 2000 amp
Article Abstract:
Conrad-Johnson's $8950 Premier Seven-A preamp and its matched amplifier, the $4995 Evolution 2000 feature a hybrid design incorporating both tube and semiconductor technologies. The preamp is a dual-mono unit with a separate power supply Both components performed well on lab and listening tests.
Publication Name: Audio
Subject: Music
ISSN: 0004-752X
Year: 1992
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First Sound Reference II Passive Preamp
Article Abstract:
The $2195 Reference II preamplifier uses passive circuitry instead of the active line-level stage most preamps offer. Balance must be handled by the unit's two volume controls, which can be difficult to learn to set. The unit earns a strong recommendation.
Publication Name: Audio
Subject: Music
ISSN: 0004-752X
Year: 1992
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Naim Audio NAP 135 mono amp and NAC 72 preamp
Article Abstract:
Both the NAP 135 and the NAC 72 performed satisfactorily during use and listening tests. Hooking them up can be confusing. Both of the products from Naim Audio retail for about $2,995 each.
Publication Name: Audio
Subject: Music
ISSN: 0004-752X
Year: 1992
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