Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Barretter | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L12 | Midget Triode | 1938 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1931 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L21 | Triode | 1933 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| AF Triode | 1929 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Diode | 1934 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L22/DD | Double Diode Triode | 1939 | | 
| CV3533 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L225 | AF Triode | 1926 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L240 | Output Triode | 1925 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L30 | Triode | 1934 | | 
| CV3534 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L4 | Triode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1929 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1930 | | 
| B409 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L525 | Output Triode | 1925 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L550 | Output Triode | 1925 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1929 | | 
| CV3538 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1938 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1951 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LA16-2 | Forward Wave Amplifier | 1959 | | 
| 7639 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LA16-2C | Forward Wave Amplifier | 1962 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LA4-2 | Forward Wave Amplifier | 1959 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LA4-250 | Forward Wave Amplifier | 1959 | | 
| 7637 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LA9-3 | Forward Wave Amplifier | 1960 | | 
| 7638 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LB4-2 | Forward Wave Amplifier | 1959 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LB4-8 | Forward Wave Amplifier | 1959 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LB6-12 | Forward Wave Amplifier | 1960 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LCF86 | Triode Pentode | | | 
| 5HG8 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1943 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1945 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1935 | | 
| 210DET 210LF A214 CV502 HL2 HLB1 K30D K30E L21 L210 L2 PM1LF PM2DL PM2DX SD2 SS210D TB102 TB172 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Light Dependent Resistor | | | 
| |
|
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
L.F. | Bi-Grid | 1927 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF | Triode | 1924 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF&Det | Triode | | B4 | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF2 | Triode | 1928 | B4 | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF210 | AF Triode | 1928 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF2(White Line) | AF Triode | 1927 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF4(White Line) | AF Triode | 1927 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF407 | AF Triode | 1928 | B4 | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF607 | AF Triode | 1928 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF6(White Line) | AF Triode | 1927 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LF610 | Triode | 1928 | B4 | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LG1 | Rectifier FW | 1943 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LG210 | Triode | 1930 | B4 | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LG3 | Rectifier HW | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LK199 | Voltage Stabiliser | 1941 | | 
| 150/40Z+D2548 Ln28729 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LL4 | Triode | 1937 | | 
| 054V 41MXP ACP1 PA1 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LL525 | Output Triode | 1927 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LN119 | Triode Pentode | | | 
| 10PL12 50BM8 UCL82 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LN152 | Triode Pentode | 1950 | B9A | 
| 63TP 6AB8 ECL80 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LN309 | Triode Pentode | 1953 | B9A | 
| CV5144 PCL83 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LN319 | Triode Pentode | | | 
| 13GC8 30PL1 PCL801 |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LP220 | Triode | 1935 | B4 | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LP 4 | Triode | | B4 | 
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS1 | Triode | 1923 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS1 | Pentode | 1940 | | 
| LN30000 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS2 | Triode | 1923 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS2 | Double Triode | 1940 | | 
| LN30001 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS3 | Triode | 1923 | B4 | 
| |
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS50 | Pentode | 1941 | | 
| GU-50 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS5A | Triode | 1924 | B4 | 
| POVT39 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS5B | Triode | 1927 | B4 | 
| POVT40 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS650 | Beam Tetrode | | | 
| CV391 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS680 | Bi-Grid | 1927 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS6A | Triode | 1929 | B4 | 
| CV3541 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LS9B | Triode | | B4 | 
| CV1658 VT.no80A |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LSD2 | Flash Tube | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LSD3 | Flash Tube | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LSD7 | Flash Tube | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LSD8 | Flash Tube | 1949 | UX4 | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LT1 | Triode | 1921 | B4 | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LV1 | Pentode | 1941 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LX230 | Triode | | B4 | 
| |
|
|
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
LZ339 | Triode Pentode | 1959 | | 
| 30C15 9EN7 LZ319 PCF800 |
|