FENDER 12AT7 DUET * 1980s - $18 - (Concord, NH)
12AT7 CHINA * 1980s (2) Chinese 12AT7 Preamp Tubes * 1980s - 1990s Production. Grey Plates.Square Getter. Smooth Glass Top. Made in China * SilkScreen = Fender 12AT7 Red Label * Tested on a Vacuum Tube Valley VTV Dual Triode Characterizer. Each Triode is tested for Quality, Gain and projected useful Life + Amplifier Tested for Microphonics, Volume and Noise * Condition = Used (Tested Strong) * Test Results = Where 90 is the Minimum/Standard Gain for a New 12AT7 (ECC81, 6201) * Tube 1 = 95/90 * Tube 2 = 90/95 * Test Results = The higher the number the greater the amplification. Think of this as the strength of each individual Triode. This tester is Extremely Accurate and was specifically Designed for Medium-High Gain preamp tubes * White Labeled Tube Boxes included along with the Test Results Printed on the the Box * 12AT7 = Durable Phase Splitter or Driver Tube (Part of the Driver Section) Great for Fender + an Excellent choice for any Marshall Amplifier in the driver stage for a cleaner, brighter tone
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From ebay.com - 1 month ago