24A TETRODO AMPLIFICADORA DE RF |  AmericanoVf=2,5V | If=1,75A | Vp=250V | Ip=4mA | Vs=90V | Is=1,7mA | Vg=-3V | ri=600K | µ=1050 | | |
|   | 424 TETRODO AMPLIFICADORA DE RF |  Americano | Vf=2,5V | If=1,75A | Vp=180V | | Vs=75V | | Vg=1,5V | | | |  |
| 24A Otras denominaciones y fabricantes: | 122 (UY) / 124 | Arcturus | 224/224A | RCA | 324/324A | Cunningham | 424 | deForest | AC.22 | CeCo |
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