Description
12AU7 ECC82 Sylvania Audio Receiver Vacuum Tube Tested Pair Made in the USA 14mm gray pinched plates, two spacers, copper rods, square wire getter frames and top getter flashes Excellent strong balanced test results for Gm: 2.40 / 2.35 and 2.0 / 2.05 For Gm, 1.3 is the suggested ~60% reject point No shorts detected For reference we use a calibrated Triplett 3444A Tester Estimated delivery within the USA is from 3 to 7 business days. Our standard shipping is US Postal 1 st class. We combine shipping when applicable