| Below is a table listing tubes starting with the letter Q used in shortwave transmitters. For specifications of a particular tube, click on the appropriate type number. |
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| SHORTWAVE RADIO BROADCAST TUBES Q - SERIES |
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| Type number | EIA | Plate dissipation | Price level |
| QB2/250 | - | 100 | 2 |
| QB3/200 | 8165 | 65 | 3 |
| QB3/300GA | 4D21 | 125 | 3 |
| QB3.5/750GA | 5D22 | 250 | 3 |
| QB4/1100GA | 8438 | 400 | 3 |
| QBL5/3500 | - | 2700 | 4 |
| QE03/10 | - | 12 | 2 |
| QE05/40 | - | 20 | 2 |
| QE06/50 | - | 25 | 2 |
| QE08/200 | - | 100 | 3 |
| QEL2/275 | 7203 | 250 | 3 |
| QQE06/40 | - | 40 | 2 |
| PRICE LEVELS (US$) | |||||
| 1 | 2 | 3 | 4 | 5 | 6 |
| 0 - 10 | 10 - 100 | 100 - 1000 | 1000 - 10,000 | 10,000 - 50,000 | 50,000 - 100,000 |