Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1916 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Bi-Grid | 1922 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
Q/U37A | Rectifier HW | | | 
| CV4061 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QA2400 | Pentode | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QA2401 | Triode | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QA2402 | Pentode | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Pentode | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QA2404 | Double Diode | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QA2405 | Double Tetrode | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QA2406 | Double Triode | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QA2407 | Rectifier FW | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Power Tetrode | 1960 | | 
| 7527 YL1460 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Diode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | 1957 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QE05/40 | Beam Tetrode | 1958 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QE05/40F | Beam Tetrode | 1958 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QE05/40H | Beam Tetrode | 1958 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QE06/50 | Beam Tetrode | 1959 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QE08/200 | Beam Tetrode | 1958 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QE08/200H | Beam Tetrode | 1958 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QEL1/150 | Tetrode | 1963 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QEL2/250 | Tetrode | 1960 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QEP20/18 | Tetrode | 1957 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Klystron | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Pentode | 1934 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QP22a | Double Output Pentode | 1935 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Pentode | 1938 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Pentode | 1936 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Pentode | 1934 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Pentode | 1939 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1954 | | 
| 5895 AX9905 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QQE02/5 | Double Beam Tetrode | 1957 | | 
| 6939 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QQE03/12 | Double Beam Tetrode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1957 | | 
| 11E15 AX9910 RS1019 SRS4452 TT20 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1957 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1957 | | 
| 11E16 5894 829 AX9903 RS1009 SRS4451 TD25 TT25 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1958 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1955 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1952 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1952 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1964 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QQV04-15 | Double Beam Tetrode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1961 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1948 | | 
| 815 QV04-20 VT-287 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | | | 
| 55B/400A 5894/C178A 5894A 5894 CV2797 TT25 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1948 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1961 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1964 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1964 | | 
| CV1838 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Beam Tetrode | 1964 | | 
| YL1030 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Quartz Crystal | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QRS-Red-Top | Triode | 1927 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS105/45 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS108/45 | Voltage Stabiliser | 1954 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1200 | Voltage Stabiliser | | | 
| 0A2 150B2 6354 CV2225 G150/4K GD150P/S |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1201 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1202 | Voltage Stabiliser | | | 
| CV4052 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1203 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1204 | Voltage Stabiliser | | | 
| S860 STR108/30 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1205 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Voltage Stabiliser | 1939 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1207 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1208 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1209 | Voltage Stabiliser | | | 
| 0G3 5651 85A2 AG5209 CV449 CV1209 CV2573 GD85M/S GD87M QS1209 QS83/3 STR85/10 STV85-10 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1210 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1211 | Voltage Stabiliser | 1955 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1212 | Voltage Reference | 1971 | | 
| 5651WA CV4048 GD85PR/S M8098 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1213 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS1215 | Voltage Stabiliser | 1971 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Voltage Stabiliser | 1954 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Voltage Stabiliser | 1954 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS150/45 | Voltage Stabiliser | 1954 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Voltage Stabiliser | 1954 | | 
| 75B1 CV284 CV5083 GTR75M |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS75/40 | Voltage Stabiliser | 1945 | | 
| 0A3 CV3789 CV3798 GL75/30 KD21 QS1205 VR75 VR75/30 VT260 WTT141 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS83/3 | Voltage Stabiliser | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Voltage Stabiliser | 1954 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QS95/10 | Voltage Stabiliser | 1954 | | 
| 95A1 CV286 GTR95M/S |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QT1257 | Touch Button | 1970 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Rectifier EHT | 1952 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QU452 | Rectifier HW | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QU456 | Rectifier HW | | | 
| CV4117 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV12-P10 | | 1960 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV04-20 | Double Beam Tetrode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | 1946 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV04-7R | Beam Tetrode | 1959 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | 1947 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | 1957 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV07-40 | Double Beam Tetrode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV08-100 | Power Tetrode | 1960 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV20-P18 | Power Tetrode | 1955 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode | 1919 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Plumbicon Camera Tube | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV1-150 | Beam Tetrode | | | 
| 4X150G CV3893 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | 1957 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV2-250B | Beam Tetrode | 1961 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QV2-250C | Beam Tetrode | 1961 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QVA39 | Photocell | 1951 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QY2-100 | Beam Tetrode | 1946 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | 1953 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | 1955 | | 
| 4-65A CV1905 CV6122 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Power Tetrode | 1956 | | 
| 4-250A 6156 C1112 CV2131 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QY4-400 | Power Tetrode | 1960 | | 
| CV5959 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QY4-500A | Power Tetrode | 1963 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QY5-3000A | Power Tetrode | 1957 | | 
| CR1100 CV5219 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QY5-3000W | Power Tetrode | 1957 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QY5-500 | Power Tetrode | 1961 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QY4-800 | Power Tetrode | 1962 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
QYS50-P40 | Pulse Tetrode | 1959 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Beam Tetrode | 1963 | | 
| |
|