12SA7 Converter Pin Actual Spec 1 0 0 2* 42mvAC 24vAC 3* 32vDC 84vDC 4* 32vDC 84vDC 5* .1mvDC 7vDC 6 0 0 7* 33.5mvAC 11vAC 8 -.88vDC -.94vDC 12SK7 I.F. Pin Actual Spec 1 1.8mvDC 0 2* 42mvAC 24vAC 3 .2mvAC 0 4 -187mvDC -.95vDC 5 0 0 6* 31vDC 83vDC 7* 42mvDC 34vAC 8? ? 83vDC 12SQ7 Det/AVC/1st AF Pin Actual Spec 1 .1mvDC 0 2 -1.3vDC -.92vDC 3 .1mvDC 0 4* -.87vDC -45vDC 5 0 0 6* 32vDC 50vDC 7* 28.5vAC 11vAC 8* 31vDC 0 50L6GT Audio output Pin Actual Spec 1 5mvDC 0 2 79.6vAC 84vAC 3 119.3vDC 114vDC 4* 30.5vDC 83vDC 5 -2vDC +.1vDC 6 122.5vDC 118vDC 7 28.6vAC 34vAC 8 4.9vDC 6vDC 35Z5GT Rectifier Pin Actual Spec 1 0 0 2 117.2vAC 117.5vAC 3 112vAC 106vAC 4 n/a 5 112vAC 106vAC 6 n/c n/c 7 79.2vAC 84vAC 8 121vDC 120vDC