Television Receiving Equipment |
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aerial Alexandra Palace anode circuit anode current anode potential anode voltage arrangement back E.M.F. band-width beam C.R. tube C₁ C₂ cathode cathode-ray tube cent condenser consequently coupling resistance curve D.C. component D.C. restoration deflecting coils deflecting plates deflector detector output diode discharge distortion effect electrons electrostatic feed-back feeder fly-back frame pulses frequency response frequency-changer gain grid bias grid potential H.T. supply H.T. voltage harmonics I.F. amplifier impedance increase inductance input capacity input resistance interference intermediate frequency L₁ linear magnetic Mazda Mc/s mistuned modulation mutual conductance needed negative normal obtained ohms oscillator pentode phase picture signal positive possible potentiometer practice R₁ R₂ raster receiver resonance scan stroke screen shown in Fig sound stray capacities superheterodyne sync pulses sync separator synchronising television time-base transformer triode tuned circuits usually V.F. stage V.F. valve V₁ V₂ volts p-p wave waveform Wireless World wiring µµF