HI Guys I have (2) Eimac 3CX1500D3 tubes. 1 brand new and one is a pull. will they be able to be made into a amp ?. they where used in a chemical analyzer machine at work. thanks P. George Yazzolino 14801 NE 20 Circle Vancouver, Wa. 98684 KC7HKP, Grid CN-85 (360) 885-0981