Type | Configuration | Year | Base | Equivalents |
EF80 | Pentode | 1950 | B9A | 64SPT 6BX6 8D6 CV1376 Z152 Z719 |
ECC81 | Double Triode | | B9A | 12AT7 B152 B309 CV455 E2157 E811CC |
EF80 | Pentode | 1950 | B9A | 64SPT 6BX6 8D6 CV1376 Z152 Z719 |
EF80 | Pentode | 1950 | B9A | 64SPT 6BX6 8D6 CV1376 Z152 Z719 |
EB91 | Double Diode | 1949 | B7G | 6AL5 6D2 CV140 D152 D77 DD6 EAA91 M8212 |
ECC82 | Double Triode | 1951 | B9A | 12AU7 B329 CV491 E2163 E812CC |
EF80 | Pentode | 1950 | B9A | 64SPT 6BX6 8D6 CV1376 Z152 Z719 |
ECL80 | Triode Pentode | 1950 | B9A | 63TP 6AB8 LN152 |
EF80 | Pentode | 1950 | B9A | 64SPT 6BX6 8D6 CV1376 Z152 Z719 |
EB91 | Double Diode | 1949 | B7G | 6AL5 6D2 CV140 D152 D77 DD6 EAA91 M8212 |
ECL80 | Triode Pentode | 1950 | B9A | 63TP 6AB8 LN152 |
ECL80 | Triode Pentode | 1950 | B9A | 63TP 6AB8 LN152 |
PL81 | Pentode | 1951 | B9A | 21A6 CV5077 N152 N359 |
PY81 | HW Rectifier | 1951 | B9A | 17Z3 PY800 U153 U329 |
EY51 | HW Rectifier | 1948 | | 6X2 CV426 R12 SU61 U151 U43 |