96 electronic and electric s v.2

anode beam cathode clipper coil crt crystal depletion diac diode elec electric electron emitter fet heat heptode magnetron mono morse mosfet npn octode oscillator pentagrid pentrode photo photosensitive pnp recorder relay schottky stereo symbol tape tetrode thyristor transistor triac triode tube tunnel ujt vacuum varactor varicap varistor voltaic zener