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LOT OF (5) NOS 6661/6BH6 Vacuum Tubes – AMPEREX – USA – 1970 (TESTED!!!)

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Original price was: $17.51.Current price is: $10.50.

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Country of Manufacture : USA
Tube Type : 6661/6BH6
Brand : Amperex
Type : Vacuum Tube
Product Type : Vacuum Tubes
Country/Region of Manufacture : United States
Model : 6661/6BH6

You are bidding on a sleeve of (5) NOS Amperex 6661/6BH6 electron tubes, made in the USA in 1970; identical date codes of 70-48. Gray plates, dual mica spacers and top mounted round halo getter. Original boxes in good condition. Stock up now for your gear. We have literally hundreds of thousands of tubes in our warehouse, so please continue to check our listings as we will be listing more electron tubes each week. Tubes have been tested on one of our calibrated Bitmatic (Western Electric KS-15874-L2) computerized testers and are guaranteed good, test results as follows (tube number will be marked on the inside of the top flap of each box): Tube 1: 3870 umhos where 2150 – 4300 is the acceptable range on the tester Tube 2: 3655 umhos where 2150 – 4300 is the acceptable range on the tester Tube 3: 3354 umhos where 2150 – 4300 is the acceptable range on the tester Tube 4: 3354 umhos where 2150 – 4300 is the acceptable range on the tester Tube 5: 3268 umhos where 2150 – 4300 is the acceptable range on the tester Tubes 3, 4, and 5 are matched nicely, tubes 1 and 2 could be considered a loosely matched pair. All our tubes are tested and guaranteed by us; we only test tubes on one of our quality calibrated mutual conductance testers, NEVER on an emissions tester. The testers we use are Phil Frakes’s Bitmatic computerized Cardmatic testers from Tubesontheweb, the specific models are Western Electric KS-15874-L2’s which were made for Western Electric by Hickok; we currently own two of these testers. Our backup testers which we use occasionally are military TV-10D/U’s. For specialized tests, we employ one of our VTV Dual Triode Characterizers (for preamp tubes) as well as a Maxi-Matcher (for power tube matching). Tubes are guaranteed for 90 days, refund or replacement our choice. Thanks for looking at our auction and be sure to check out our other auctions for other tubes that may be of interest. (lot ewa1001) SPECIAL OFFER – FREE brand new VE Tube Pin Straightener (Made In USA) for all orders over $300!!! Works with 7 pin miniature, 9 pin miniature, Magnoval, Novar, and Compactron tubes. Also available for individual sale, please visit our store and search for Tube Pin Straightener.

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