6156/5D22/4-250A AMPEREX TRANSMITTING TETRODE tube Start Price USD 79.95 Current Price USD 79.95 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Monday, December 01, 2008 End Time Monday, December 08, 2008 Location Arcadia, CA See more about '6156/5D22/4-250A AMPEREX TRANSMITTING TETRODE tube' Description Auction is one 6156/5D22/4-250A AMPEREX transmitting tetrode in very good cosmetic condition.Made in HOLLAND.The base tight and there are no loose particles inside.Selling as is,no reserve.Thank you for looking and happy bidding! Place a Bid!