NL170567B - Met radiokanalen werkend alarmstelsel. - Google Patents
Met radiokanalen werkend alarmstelsel.Info
- Publication number
- NL170567B NL170567B NLAANVRAGE7603877,A NL170567DA NL170567B NL 170567 B NL170567 B NL 170567B NL 170567D A NL170567D A NL 170567DA NL 170567 B NL170567 B NL 170567B
- Authority
- NL
- Netherlands
- Prior art keywords
- alarm system
- radio channels
- system working
- working
- channels
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F9/00—Magnetic amplifiers
- H03F9/02—Magnetic amplifiers current-controlled, i.e. the load current flowing in both directions through a main coil
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/012—Automatic controllers electric details of the transmission means
- G05B11/013—Automatic controllers electric details of the transmission means using discharge tubes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/04—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback
- H03K3/16—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of vacuum tubes only, with positive feedback using a transformer for feedback, e.g. blocking oscillator with saturable core
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Microwave Tubes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEA11147D DE901821C (de) | 1940-09-26 | 1940-09-26 | Anordnung zur Erzielung eines sprunghaften Einsetzens des Anodenstroms einer Elektronenroehre |
Publications (1)
Publication Number | Publication Date |
---|---|
NL170567B true NL170567B (nl) |
Family
ID=6922186
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7603877,A NL170567B (nl) | 1940-09-26 | Met radiokanalen werkend alarmstelsel. |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE901821C (nl) |
NL (1) | NL170567B (nl) |
-
0
- NL NLAANVRAGE7603877,A patent/NL170567B/nl unknown
-
1940
- 1940-09-26 DE DEA11147D patent/DE901821C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE901821C (de) | 1954-01-14 |
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