The Tektronix T945 aka T5431  (P/N 154-0501-00, 154-0501-01) is a ruggedized CRT, a variant of the T5430 used in the 945.

Part numbers

Part No Name Phosphor
154-0501-00 T5431-2 (T945P2) P2
154-0501-01 T5431-11 (T945P11) P11

Data