E88CC=6922 Siemens Halske Germany “”gray shield”” Gold Pins used/good 1963 (10.6/12.2ma) Title: 6922

1 low noise tube) E88CC=6922 Siemens Halske Germany “”gray shield”” Gold Pins used/good 1963 faded printing

1 section) 12.2ma Gm=10,900

1 section) 10.6ma Gm=9600