Description
Tested Pair of 12BH7 GE Audio Receiver Vacuum Tubes Made in the USA Gray ladder plates, two spacers, wire getter frames and top getter flashes Construction variations Please review the photos for more detail Excellent strong balanced test results for Gm: 3.7 / 3.5 and 3.2 / 3.4 For Gm, 2.0 is the suggested minimum value No shorts For reference we used a calibrated Triplett 3444A Tester Estimated delivery within the USA is from 3 to 7 business days Our standard service is USPS 1st class We combine shipping when applicable Please contact us with any questions