IPC Subgroup
H03K 4/39 using a tube operating as an amplifier
Introduced: January 1980
Last revised: January 2006
Full Title
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 an amplifier
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRONIC CIRCUITRY
- Subclass:
- PULSE TECHNIQUE
2 direct subcodes
Child Classifications
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