FI52909B - - Google Patents
Info
- Publication number
- FI52909B FI52909B FI2702/68A FI270268A FI52909B FI 52909 B FI52909 B FI 52909B FI 2702/68 A FI2702/68 A FI 2702/68A FI 270268 A FI270268 A FI 270268A FI 52909 B FI52909 B FI 52909B
- Authority
- FI
- Finland
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
- H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
- H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
- H03B5/36—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device
- H03B5/366—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current
- H03B5/368—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being semiconductor device and comprising means for varying the frequency by a variable voltage or current the means being voltage variable capacitance diodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0112017 | 1967-09-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI52909B true FI52909B (de) | 1977-08-31 |
| FI52909C FI52909C (fi) | 1977-12-12 |
Family
ID=7531394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI682702A FI52909C (fi) | 1967-09-26 | 1968-09-25 | Kvartsikiteellä ohjattu transistorioskillaattori. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3588750A (de) |
| BE (1) | BE721425A (de) |
| CH (1) | CH485370A (de) |
| FI (1) | FI52909C (de) |
| FR (1) | FR1585501A (de) |
| GB (1) | GB1188748A (de) |
| NL (1) | NL147292B (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3919681A (en) * | 1972-12-28 | 1975-11-11 | Matsushita Electric Industrial Co Ltd | Combined variable resistor assembly provided with position indicator means |
| JPS49104645U (de) * | 1972-12-28 | 1974-09-07 | ||
| FR2544929B1 (fr) * | 1983-04-20 | 1986-03-21 | Adret Electronique | Oscillateur a quartz a faible bruit |
-
1968
- 1968-09-13 NL NL686813168A patent/NL147292B/xx unknown
- 1968-09-24 CH CH1427468A patent/CH485370A/de not_active IP Right Cessation
- 1968-09-24 FR FR1585501D patent/FR1585501A/fr not_active Expired
- 1968-09-25 GB GB45429/68A patent/GB1188748A/en not_active Expired
- 1968-09-25 FI FI682702A patent/FI52909C/fi active
- 1968-09-26 BE BE721425D patent/BE721425A/xx unknown
- 1968-09-26 US US763031A patent/US3588750A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FI52909C (fi) | 1977-12-12 |
| CH485370A (de) | 1970-01-31 |
| NL6813168A (de) | 1969-03-28 |
| BE721425A (de) | 1969-03-26 |
| DE1591553B2 (de) | 1972-11-30 |
| US3588750A (en) | 1971-06-28 |
| FR1585501A (de) | 1970-01-23 |
| GB1188748A (en) | 1970-04-22 |
| DE1591553A1 (de) | 1970-09-10 |
| NL147292B (nl) | 1975-09-15 |