NL39142C - - Google Patents
Info
- Publication number
- NL39142C NL39142C NL65119A NL65119A NL39142C NL 39142 C NL39142 C NL 39142C NL 65119 A NL65119 A NL 65119A NL 65119 A NL65119 A NL 65119A NL 39142 C NL39142 C NL 39142C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/42—Modifications of amplifiers to extend the bandwidth
- H03F1/48—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers
- H03F1/50—Modifications of amplifiers to extend the bandwidth of aperiodic amplifiers with tubes only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Secondary Cells (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US608021A US1941345A (en) | 1932-04-28 | 1932-04-28 | Resistance-capacitance coupled amplifier |
| US608022A US1990781A (en) | 1932-04-28 | 1932-04-28 | Resistance-capacitance coupled amplifier |
| US659199A US1930339A (en) | 1932-04-28 | 1933-03-01 | Amplifier |
| US328045A US2270764A (en) | 1932-04-28 | 1940-04-05 | Amplifier coupling circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL39142C true NL39142C (it) | 1936-10-15 |
Family
ID=23279265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL65119A NL39142C (it) | 1932-04-28 | 1933-04-27 |
Country Status (5)
| Country | Link |
|---|---|
| US (4) | US1990781A (it) |
| DE (1) | DE629207C (it) |
| FR (3) | FR754811A (it) |
| GB (3) | GB397076A (it) |
| NL (1) | NL39142C (it) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE948424C (de) * | 1936-10-12 | 1956-08-30 | Loewe Opta Ag | Anordnung zur naturgetreuen Bildwiedergabe, insbesondere fuer Fernseh- oder Messzwecke |
| US2416977A (en) * | 1943-12-31 | 1947-03-04 | Rca Corp | Radio frequency wattmeter |
| US2419882A (en) * | 1944-01-10 | 1947-04-29 | Philco Corp | Wide band interstage coupling network |
| BE489442A (it) * | 1948-11-12 | |||
| BE505075A (it) * | 1950-08-11 | |||
| US2882351A (en) * | 1955-02-03 | 1959-04-14 | Philco Corp | Neutralized amplifier circuit |
| US8284962B2 (en) * | 2006-01-09 | 2012-10-09 | Clifford William Latshaw | Electronic bass instrument tube preamplifier |
-
1932
- 1932-04-28 US US608022A patent/US1990781A/en not_active Expired - Lifetime
- 1932-04-28 US US608021A patent/US1941345A/en not_active Expired - Lifetime
-
1933
- 1933-03-01 US US659199A patent/US1930339A/en not_active Expired - Lifetime
- 1933-04-21 DE DEI47031D patent/DE629207C/de not_active Expired
- 1933-04-25 GB GB12070/33A patent/GB397076A/en not_active Expired
- 1933-04-27 NL NL65119A patent/NL39142C/xx active
- 1933-04-27 FR FR754811D patent/FR754811A/fr not_active Expired
-
1934
- 1934-03-01 GB GB6591/34A patent/GB419914A/en not_active Expired
- 1934-03-01 FR FR44573D patent/FR44573E/fr not_active Expired
-
1940
- 1940-04-05 US US328045A patent/US2270764A/en not_active Expired - Lifetime
-
1941
- 1941-04-04 GB GB4542/41A patent/GB545827A/en not_active Expired
- 1941-08-13 FR FR51771D patent/FR51771E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB545827A (en) | 1942-06-15 |
| US1930339A (en) | 1933-10-10 |
| FR754811A (fr) | 1933-11-13 |
| FR51771E (fr) | 1943-05-03 |
| US2270764A (en) | 1942-01-20 |
| US1941345A (en) | 1933-12-26 |
| US1990781A (en) | 1935-02-12 |
| FR44573E (fr) | 1935-03-04 |
| GB397076A (en) | 1933-08-17 |
| GB419914A (en) | 1934-11-21 |
| DE629207C (de) | 1936-04-24 |