scope:

Gives 1169 terms in French, English, German, Spanish, Italian, Dutch, Polish, Swedish with their definition in French and English subdivided into the following sections: General terms (general telecommunication terms: 20; electromagnetic waves, classification of radio waves: 8; oscillations and signals:14; carriermodulation: 16; noise and interference: 10); circuits (101:; radio wave propagation (137); aerials (172); transmitting and receiving equipment (115); radio telegraphy (12); broadcasting, sound and television (240); radiolocation and radio navigation (324).