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Master Preamplifier
Valve Amplification Company (VAC)Estimated price (community-sourced)
Around — community and catalog average, updates slowly
About the Master Preamplifier
The Valve Amplification Company (VAC) Master Preamplifier is a high-end vacuum-tube stereo line preamplifier with an external power supply, remote motorized volume control, cinema bypass, tape output, and optional integrated MM/MC phono stages. VAC documentation contains variant differences: the manufacturer’s current product page lists 11 dB gain and an optional MC gain of 68 dB, while a VAC factsheet lists 12 dB line gain and 64 dB MC gain. The unit is not established as discontinued; manufacturer product documentation remains available, although production status should be confirmed with VAC or an authorized dealer.
Specifications
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