NL38500C - - Google Patents
Info
- Publication number
- NL38500C NL38500C NL38500DA NL38500C NL 38500 C NL38500 C NL 38500C NL 38500D A NL38500D A NL 38500DA NL 38500 C NL38500 C NL 38500C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/46—Reflex amplifiers
- H03F3/48—Reflex amplifiers with tubes only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/163—Special arrangements for the reduction of the damping of resonant circuits of receivers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Microwave Tubes (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Surgical Instruments (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DET41106D DE640517C (de) | 1932-07-24 | 1932-07-24 | Rueckkopplungsschaltung zur Verstaerkung elektrischer Schwingungen |
| DET41894D DE666191C (de) | 1932-07-24 | 1932-12-29 | Schaltung zur Mehrfachverstaerkung elektrischer Schwingungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL38500C true NL38500C (forum.php) |
Family
ID=34066220
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL38500D NL38500C (forum.php) | 1932-07-24 | ||
| NL41232D NL41232C (forum.php) | 1932-07-24 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL41232D NL41232C (forum.php) | 1932-07-24 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2006969A (forum.php) |
| AT (2) | AT141275B (forum.php) |
| CH (2) | CH166025A (forum.php) |
| DE (2) | DE640517C (forum.php) |
| DK (3) | DK50601C (forum.php) |
| FR (1) | FR758305A (forum.php) |
| NL (2) | NL41232C (forum.php) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL51540C (forum.php) * | 1934-05-22 | |||
| DE755332C (de) * | 1937-09-03 | 1954-03-01 | Telefunken Gmbh | Einrichtung zum stoerungsfreien Betrieb von Roehren mit Bremsgitter in Kurzwellenschaltungen |
| BE458293A (forum.php) * | 1943-03-03 | |||
| BE477233A (forum.php) * | 1944-09-01 | |||
| US2525151A (en) * | 1945-02-21 | 1950-10-10 | Hazeltine Research Inc | Wave-signal receiver |
| US3107333A (en) * | 1960-04-14 | 1963-10-15 | Hallicrafters Co | Regenerative circuit in an i. f. amplifier stage |
-
0
- NL NL38500D patent/NL38500C/xx active
- NL NL41232D patent/NL41232C/xx active
-
1932
- 1932-07-24 DE DET41106D patent/DE640517C/de not_active Expired
- 1932-12-29 DE DET41894D patent/DE666191C/de not_active Expired
-
1933
- 1933-07-13 FR FR758305D patent/FR758305A/fr not_active Expired
- 1933-07-17 CH CH166025D patent/CH166025A/de unknown
- 1933-07-17 CH CH166024D patent/CH166024A/de unknown
- 1933-07-19 DK DK50601D patent/DK50601C/da active
- 1933-07-19 AT AT141275D patent/AT141275B/de active
- 1933-07-19 DK DK48823D patent/DK48823C/da active
- 1933-12-13 US US702160A patent/US2006969A/en not_active Expired - Lifetime
- 1933-12-20 AT AT143039D patent/AT143039B/de active
- 1933-12-22 DK DK49718D patent/DK49718C/da active
Also Published As
| Publication number | Publication date |
|---|---|
| DK49718C (da) | 1935-01-02 |
| FR758305A (fr) | 1934-01-15 |
| AT143039B (de) | 1935-10-10 |
| AT141275B (de) | 1935-04-10 |
| NL41232C (forum.php) | |
| DE640517C (de) | 1937-01-06 |
| DE666191C (de) | 1938-10-13 |
| CH166025A (de) | 1933-12-15 |
| DK50601C (da) | 1935-09-02 |
| CH166024A (de) | 1933-12-15 |
| DK48823C (da) | 1934-06-04 |
| US2006969A (en) | 1935-07-02 |