NL7503111A - Houdcircuit. - Google Patents
Houdcircuit.Info
- Publication number
- NL7503111A NL7503111A NL7503111A NL7503111A NL7503111A NL 7503111 A NL7503111 A NL 7503111A NL 7503111 A NL7503111 A NL 7503111A NL 7503111 A NL7503111 A NL 7503111A NL 7503111 A NL7503111 A NL 7503111A
- Authority
- NL
- Netherlands
- Prior art keywords
- line
- alarm
- lead
- resistance
- transistor
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
- H03K17/72—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region
- H03K17/73—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices having more than two PN junctions; having more than three electrodes; having more than one electrode connected to the same conductivity region for dc voltages or currents
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7503111A NL7503111A (nl) | 1975-03-14 | 1975-03-14 | Houdcircuit. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7503111A NL7503111A (nl) | 1975-03-14 | 1975-03-14 | Houdcircuit. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7503111A true NL7503111A (nl) | 1976-09-16 |
Family
ID=19823378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7503111A NL7503111A (nl) | 1975-03-14 | 1975-03-14 | Houdcircuit. |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL7503111A (nl) |
-
1975
- 1975-03-14 NL NL7503111A patent/NL7503111A/nl unknown
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