İngilizce | Almanca | |
---|---|---|
Patent | ||
Patent | image-amplification tube | Bildverstärkerröhre |
Radio | ||
Radio | one-tube radio and audio-amplification and detection | einstufiger Geradeausempfänger Rückkopplung |
Electronics | ||
Electronics | vacuum tube amplification | Vakuumröhrenverstärkung [f] |