Description: *FantasticTubes 🎷 🎶*One matched pair, circa 1973-74, U.S.A.made by RCA, type 12BY7A vacuum tubes as pictured. <<<<<<< As pictured = The tubes you see are the tubes you get! >>>>>>>Condition: New Old Stock / New In Boxes Silk-Screening: Please see the photos Acid Etched Designations: 12BY7A 12BY7A Date Codes: EF EV Tubes feature a top-mounted 'Round-Disc' getters construction.Tubes appear to have same internal structure.* Thoroughly tested on Hickok 539B* for short (pass), gas (pass) and mutual conductance (Gm). Test Results (Gm) 9400 µMhos 10000 µMhos minimum recommended (65% of NEW) for a good tube: 5700*Hickok 539B is a mutual conductance (Gm) type tube tester. It does check for mutual conductance which is a more accurate measure of tube's age.Satisfaction Guaranteed! *FantasticTubes !!! 🎷 🎶
Price: 40 USD
Location: Whitestone, New York
End Time: 2024-11-25T13:22:53.000Z
Shipping Cost: 0 USD
Product Images
Item Specifics
Restocking Fee: No
Return shipping will be paid by: Seller
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Brand: RCA
Type: Vacuum Tube
Model: 12BY7A
Country/Region of Manufacture: United States
Manufacturer (original): RCA
