Description: One 6L6 that has been marked with its µmhos (umhos or micromhos) values to be used in calibrating tube testers that have a µmhos readout on their dial. This tube has been calibrated using a known good laboratory grade tube tester serviced and calibrated by a professional. It is also then double checked using a modern computerized & calibrated tube tester. See pictures. Tube may be used (which is actually a good thing for calibration tubes). Tube in picture are just representative, not the actual tube you will receive.We use brand name tubes such as RCA, Sylvania, Tung-Sol, etc. for making these sets.Typically the 6L6 is a metal tube, which are very good for this purpose.These tubes are tested for shorts / gas before calibrationTubes tested at 250v plate, -20v grid. A few common tube testers that have µmhos readout on their dials include:Hickok 533A, 600, 600A, 800A, 800K, 605, 6000, 6000A, 539A, 539B, 539C, 752, 752A, 536, 750, etc.Western Electric KS-15750Heathkit TT-1TV-3, TV-10, TV-2Many More... If you are looking to calibrate a TV-7 tube tester, please see my other auction for tubes marked specifically for them. You will need to find the calibration instructions for your tube tester on-line and use them. These tubes will ensure you have calibrated them correctly as they have been marked by a known recently calibrated tube tester. Tube Tester NOT Included
Price: 57.99 USD
Location: Mocksville, North Carolina
End Time: 2024-03-12T11:29:18.000Z
Shipping Cost: N/A USD
Product Images
Item Specifics
Restocking Fee: 20%
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money Back
Non-Domestic Product: No
Brand: Unbranded
Custom Bundle: No
MPN: Does Not Apply
Modified Item: No
