ECF82 = 6U8
	Equivalent 6U8, 7731 Similar type 6678 With different Vf XCF82 = 5U8 CV number CV5065, CV9858, Swedish Mil.nr. M2462-528C Tektronix part no 154-0033-00 Hewlett-Packard part no. 1933-0004 1933-0013