Description
Western Electric 418A tube. Code 70 52. Test 22,750 mhos, chart min is 13000. This was tested on a calibrated Western Electric 15750-L1 tube tester. (made by Hickok) The tester chart says 13000 is the minimum good value. Here are the results. Tube measures 22,750 mhos Obviously this is a strong tube. Test results are written on the tube. It can be easily removed with a moist paper towel. Domestic purchases can be combined to reduce shipping costs. International shipping will be through eBay Global shipping Program. Items usually ship the day after payment is received.