Description
The Ruby 12AT7 / ECC81 preamp tube is a great low noise tube made by Shuguang exclusively for Ruby. Less gain than a 12AX7 but more than a 12AU7 so it’s perfect for taming a hot amp.
CALIFORNIA PROPOSITION 65 WARNING
WARNING:Cancer and Reproductive Harm-www.P65Warnings.ca.gov.
Dan B. (verified owner) –