BE791292A - ADJUSTABLE FREQUENCY SIGNAL GENERATOR - Google Patents
ADJUSTABLE FREQUENCY SIGNAL GENERATORInfo
- Publication number
- BE791292A BE791292A BE791292DA BE791292A BE 791292 A BE791292 A BE 791292A BE 791292D A BE791292D A BE 791292DA BE 791292 A BE791292 A BE 791292A
- Authority
- BE
- Belgium
- Prior art keywords
- frequency signal
- signal generator
- adjustable frequency
- adjustable
- generator
- Prior art date
Links
Classifications
-
- 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
- H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
- H03K3/28—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback
- H03K3/281—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator
- H03K3/286—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback using means other than a transformer for feedback using at least two transistors so coupled that the input of one is derived from the output of another, e.g. multivibrator bistable
-
- 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
- H03K3/35—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar semiconductor devices with more than two PN junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region
-
- 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
- H03K3/35—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar semiconductor devices with more than two PN junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region
- H03K3/351—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar semiconductor devices with more than two PN junctions, or more than three electrodes, or more than one electrode connected to the same conductivity region the devices being unijunction transistors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Interface Circuits In Exchanges (AREA)
- Pulse Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7142492A FR2161502A5 (en) | 1971-11-26 | 1971-11-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE791292A true BE791292A (en) | 1973-05-14 |
Family
ID=9086489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE791292D BE791292A (en) | 1971-11-26 | 1972-11-13 | ADJUSTABLE FREQUENCY SIGNAL GENERATOR |
Country Status (7)
Country | Link |
---|---|
BE (1) | BE791292A (en) |
CH (1) | CH565482A5 (en) |
DE (1) | DE2257260A1 (en) |
FR (1) | FR2161502A5 (en) |
GB (1) | GB1413154A (en) |
IT (1) | IT971219B (en) |
NL (1) | NL7216041A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2483098A1 (en) * | 1980-05-22 | 1981-11-27 | Dill Etienne | ELECTRONIC METRONOME |
-
1971
- 1971-11-26 FR FR7142492A patent/FR2161502A5/fr not_active Expired
-
1972
- 1972-11-13 CH CH1646472A patent/CH565482A5/xx not_active IP Right Cessation
- 1972-11-13 BE BE791292D patent/BE791292A/en unknown
- 1972-11-22 DE DE19722257260 patent/DE2257260A1/en active Pending
- 1972-11-27 IT IT3210372A patent/IT971219B/en active
- 1972-11-27 GB GB5471972A patent/GB1413154A/en not_active Expired
- 1972-11-27 NL NL7216041A patent/NL7216041A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB1413154A (en) | 1975-11-05 |
FR2161502A5 (en) | 1973-07-06 |
DE2257260A1 (en) | 1973-05-30 |
CH565482A5 (en) | 1975-08-15 |
NL7216041A (en) | 1973-05-29 |
IT971219B (en) | 1974-04-30 |
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