Six good used, old stock 7591/7591A vacuum tubes. Here's a list with the test results in parenthesis (65 is the minimum GOOD level on my B&K 747B): 1. G.E. coin-base 7591A (80). 2. Sylvania coin-base 7591A (89). 3. Sylvania coin-base 7591A (99). 4. Fisher labeled Westinghouse black-base 7591 (77). 5. Eico labeled Westinghouse (95). 6. Fisher labeled Westinghouse brown-base 7591 (65). My price includes expert packing, Priority Mail shipping, insurance and Paypal fees. Thanks!
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