are available. the choice of the type of detector material depends on various considerations. in both cases, a visible photon is created that now needs itself to be detected, i.e. converted into an electrical signal and then to be recorded. figure : the electro magnetic shower. the photo-multiplier tube...
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amplifying device (class / ) with secondary electron emission tube amplifying device (class / ) with traveling wave-type tube (class / ) with electron beam tube amplifying device (class / ) having electrode coupled to cavity resonator (class / ) having deflecting means (class / ) with magnetically influenced...
raytube cryptography d lee de forest deep web digital audio digital divide e encryption h high-definition television i internet intranet m modem n nippon telegraph and telephone o optical fiber r radio s submarine communications cable t telecommunication telegraphy typewriter w web conferencing world...
raytube (class / ) inter-electrode connection (class / ) control electrode unit (class / ) with evacuating pump (class / ) arc and separate incandescent body (class / ) filament and separate incandescent body (class / ) with temperature indicator (class / ) with temperature modifier (class / ) spark...