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DIFF Subgroup Additional Only
H01J 2225/68

Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators

Full Title

Transit-time tubes, e.g. Klystrons, travelling-wave tubes, magnetrons > Tubes specially designed to act as oscillator with positive grid and retarding field, e.g. for Barkhausen-Kurz oscillators

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Note: 2 CPC extensions are marked as secondary classification only.