Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| UHF Diode | | | ![](../static/pdflogo.gif)
| EA53 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Photocell | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Output Triode | | | ![](../static/pdflogo.gif)
| CV1831 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2A4G | | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Output Pentode | | | ![](../static/pdflogo.gif)
| CV1834 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| | | | ![](../static/pdflogo.gif)
| A4006B CV1769 PH2A6 UZ2A6 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| | | | ![](../static/pdflogo.gif)
| CV787 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2AHL | | | | ![](../static/nopdf.jpg)
| VT158 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2B | Barretter | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2B21 | Rectifier EHT | 1939 | | ![](../static/nopdf.jpg)
| 2X2A 2X2 879 CV597 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2B22 | Planar Diode | 1945 | IO | ![](../static/pdflogo.gif)
| 559 CV2931 GL2B22 GL559 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2B35 | Diode | | | ![](../static/nopdf.jpg)
| 6D1 EA50 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2B4 | Thyratron | | | ![](../static/pdflogo.gif)
| 885 CV648 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2B52 | Tetrode (Power) | | | ![](../static/nopdf.jpg)
| C1134 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2B7 | Double Diode Pentode | 1936 | | ![](../static/pdflogo.gif)
| CV1837 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2B94 | Tetrode (Power) | | | ![](../static/nopdf.jpg)
| C178A |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2C21 | Double Triode | 1943 | | ![](../static/pdflogo.gif)
| 1642 CV875 RK33 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2C26 | Triode | 1943 | | ![](../static/pdflogo.gif)
| CV802 |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2C36 | Triode | 1946 | | ![](../static/pdflogo.gif)
| CV3965 SB846 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2C39 | Triode | | | ![](../static/nopdf.jpg)
| CV3940 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2C40 | Triode | 1940 | | ![](../static/pdflogo.gif)
| 446B CV687 CV2643 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2C42 | Planar Triode | | IO | ![](../static/pdflogo.gif)
| CV2932 TD3-12 |
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2C51W | Double Triode | | | ![](../static/nopdf.jpg)
| CV2866 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2CW4 | Nuvistor Triode | 1964 | | ![](../static/pdflogo.gif)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2D13 | Double Diode | 1934 | Ct5 | ![](../static/pdflogo.gif)
| |
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2D4 | Double Diode | 1934 | | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2D4B | Double Diode | 1937 | B7 | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2DS4 | Nuvistor Triode | | | ![](../static/pdflogo.gif)
| |
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2G | Barretter | | | ![](../static/nopdf.jpg)
| CV1842 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2G22P | Thyratron (Hydrogen) | | | ![](../static/nopdf.jpg)
| 8503 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2G57 | Thyratron (Mercury Vapour) | | | ![](../static/nopdf.jpg)
| 5557 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2GK5 | Triode | 1961 | | ![](../static/nopdf.jpg)
| 2FQ5A |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2HF | Double Bi-Grid | | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J2 | Rectifier EHT | 1958 | | ![](../static/pdflogo.gif)
| U26 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J30 | S Band Magnetron | 1944 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J31 | S Band Magnetron | | | ![](../static/pdflogo.gif)
| CV1807 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J32 | S Band Magnetron | | | ![](../static/pdflogo.gif)
| CV1808 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J33 | S Band Magnetron | | | ![](../static/pdflogo.gif)
| CV1809 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J34 | S Band Magnetron | | | ![](../static/pdflogo.gif)
| CV1810 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J37 | S Band Magnetron | 1945 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J42 | Magnetron (X-Band Pulse) | 1957 | | ![](../static/pdflogo.gif)
| CV3676 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J42H | Magnetron (X-Band Pulse) | | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J55 | Magnetron (X-Band Pulse) | 1957 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J56 | Magnetron (X-Band Pulse) | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J70 | Magnetron (S-Band Pulse) | 1955 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J70A | Magnetron (S-Band Pulse) | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2J70B | Magnetron (S-Band Pulse) | | | ![](../static/nopdf.jpg)
| M5063 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2K25 | Klystron (Oscillator) | | IO | ![](../static/pdflogo.gif)
| 723A-B CV2792 KS9/20D |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2K28 | Klystron (Oscillator) | | | ![](../static/nopdf.jpg)
| K3033 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2K41 | Reflex Klystron | 1941 | | ![](../static/pdflogo.gif)
| 417A CV2642 WL-417A |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2L2 | Rectifier EHT | 1959 | | ![](../static/pdflogo.gif)
| U25 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2P(Gold Line) | Output Triode | 1926 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2T/270K | Rectifier EHT | | | ![](../static/nopdf.jpg)
| 6305 CV261 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2V/531E | Rectifier MV | | | ![](../static/nopdf.jpg)
| 869B |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2V3G | Rectifier EHT | 1936 | IO | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2V4 | Pentode | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2VDE | Probably A DE2 | 1926 | | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2X2 | Rectifier EHT | 1939 | UX4 | ![](../static/pdflogo.gif)
| 2B21 2X2A 879 CV597 CV3748 VT-119 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2X2A | Rectifier EHT | 1949 | UX4 | ![](../static/pdflogo.gif)
| 2B21 2X2 879 CV597 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
2Y2 | Rectifier HW | | | ![](../static/nopdf.jpg)
| CV1843 |
|