H03K4/00—Generating pulses having essentially a finite slope or stepped portions
H03K4/06—Generating pulses having essentially a finite slope or stepped portions having triangular shape
H03K4/08—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape
H03K4/10—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only
H03K4/26—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor
H03K4/28—Generating pulses having essentially a finite slope or stepped portions having triangular shape having sawtooth shape using as active elements vacuum tubes only in which a sawtooth current is produced through an inductor using a tube operating as a switching device
Circuit prevu dans un dispositif de reproduction d'images et servant a convertir une tension continue d'entree en une tension continue de sortie
Dispositif pour créer une source de tension alternative avec régulation pour une alimentation de puissance à partir d'une source de courant alternatif du réseau
Circuit de conversion d'une tension alternative en une tension à fréquence inférieure, notamment pour l'alimentation du déviateur vertical d'un téléviseur