|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S08 | Triode | 1928 | | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S103/1K | Thermal Switch | 1958 | B7G | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S104/1K | Thermal Switch | 1958 | B7G | ![](../static/pdflogo.gif)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S12 | Midget Pentode | 1938 | | ![](../static/pdflogo.gif)
| |
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S207/3K | Thermal Delay Switch | | | ![](../static/pdflogo.gif)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S215A | Pentode | 1931 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S215B | Pentode | 1931 | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S22AF | Pentode | 1931 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S24 | Pentode | 1933 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S27A | Triode | | | ![](../static/nopdf.jpg)
| CV82 |
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S4143P | Camera Tube | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S4145B | Camera Tube | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S4161P | Camera Tube | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S4250 | Camera Tube | | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S.609C-59M | Camera Tube | | | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S610 | Pentode | 1929 | | ![](../static/pdflogo.gif)
| CV3698 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S6F12 | Pentode SQ EF91 | 1958 | | ![](../static/pdflogo.gif)
| CV4014 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
S6F17F | Beam Tetrode | 1961 | | ![](../static/pdflogo.gif)
| CV4041 L.5A/210F L.5A/210G |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SC1/1000 | Corona Voltage Stabiliser | 1959 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SC1/1400 | Corona Voltage Stabiliser | 1959 | B7G | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SC1/400 | Corona Voltage Stabiliser | 1956 | B7G | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SC1/600 | Corona Voltage Stabiliser | 1956 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SC2/3000 | Corona Voltage Stabiliser | | | ![](../static/nopdf.jpg)
| CV5844 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SD | Diode | | | ![](../static/nopdf.jpg)
| |
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SD3 | Triode | 1933 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SD4 | Diode Tetrode | 1933 | B7 | ![](../static/pdflogo.gif)
| |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SD61 | Diode | | | ![](../static/nopdf.jpg)
| 6D1 EA50 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SE | Photocell | | | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SE211C | VM RF Tetrode | 1936 | B4 | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SF8 | Flash Tube | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SG | Pentode | | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SG2 | RF Tetrode | 1932 | | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SG207 | RF Tetrode | 1928 | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SG410 | Pentode | 1928 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SG610 | Pentode | 1928 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SH342 | Thermal Delay Switch | 1946 | B7G | ![](../static/pdflogo.gif)
| CV342 DLS19VLS631 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SK60 | Photocell | 1937 | | ![](../static/pdflogo.gif)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SN4 | Strobotron | | | ![](../static/pdflogo.gif)
| |
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP-16 Red+A4237 | Triode | 1928 | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP1320 | Pentode | 1934 | | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP141 | Pentode | 1939 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP18(Blue Spot) | RCC Triode | 1926 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP18(Green Spot) | RF Triode | 1926 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP18(Red Spot) | Output Triode | 1926 | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP2220 | Pentode | 1936 | | ![](../static/pdflogo.gif)
| |
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP4B | HF Pentode | 1935 | B7 | ![](../static/pdflogo.gif)
| |
|
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP55(Blue Spot) | RF/RCC Triode | 1926 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP55(Red Spot) | Output Triode | 1926 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP55B | Triode | 1928 | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SP610/G | Triode | 1928 | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SPTA | Pentode | 1936 | | ![](../static/nopdf.jpg)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS | Triode | | B4 | ![](../static/nopdf.jpg)
| |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS11A | Triode | 1927 | | ![](../static/nopdf.jpg)
| PM256 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS2HF | Triode | 1926 | | ![](../static/nopdf.jpg)
| D.3HF |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS3HF | Triode | 1926 | | ![](../static/nopdf.jpg)
| DE3B |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS4075HF | Triode | 1928 | | ![](../static/nopdf.jpg)
| PM3 |
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS425SP | Triode | | | ![](../static/nopdf.jpg)
| PM254 |
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS4DGAC | | | | ![](../static/nopdf.jpg)
| |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS4HLAC | Triode | 1933 | | ![](../static/nopdf.jpg)
| 224V |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS4MMAC | Pentode | 1932 | | ![](../static/nopdf.jpg)
| MM4V |
|
|
|
|
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS501 | Flash Tube | | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS625SP | Triode | 1928 | | ![](../static/nopdf.jpg)
| PM256 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS625SPA | Triode | 1930 | | ![](../static/nopdf.jpg)
| PM256A |
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SS9 | Triode | 1926 | | ![](../static/nopdf.jpg)
| PM5 |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SSHV4/1 | Triode | 1931 | | ![](../static/nopdf.jpg)
| AC064 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SSHV6/5 | Triode | 1930 | | ![](../static/nopdf.jpg)
| D025 |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SSU465 | Rectifier FW | | | ![](../static/nopdf.jpg)
| DW4 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SSU765 | | | | ![](../static/nopdf.jpg)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SSW120/500 | Rectifier FW | | | ![](../static/nopdf.jpg)
| DW4 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SSW432 | Rectifier FW | | | ![](../static/nopdf.jpg)
| DW1 |
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
ST4 | Rectifier FW | | | ![](../static/nopdf.jpg)
| CV1846 |
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
ST61 | Triode | 1926 | | ![](../static/nopdf.jpg)
| PM5 |
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
STR4B32 | Rectifier HW (Silicon) | | | ![](../static/pdflogo.gif)
| 4B32 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SU42 | Rectifier EHT | | IO | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
Screen Grid | RF Tetrode | 1927 | | ![](../static/nopdf.jpg)
| |
|
|
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SW75Pen | Pentode | | | ![](../static/nopdf.jpg)
| ARP75 CV1221 NT38A PT6 PZ1-75 |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SY11 | Klystron | 1960 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SY30 | Klystron | 1957 | | ![](../static/pdflogo.gif)
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SZ22 | Klystron | 1961 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SZ50 | Klystron | 1963 | | ![](../static/pdflogo.gif)
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
SZ53 | Reflex Klystron | 1963 | | ![](../static/pdflogo.gif)
| |
|