NL88018C - - Google Patents
Info
- Publication number
- NL88018C NL88018C NL88018DA NL88018C NL 88018 C NL88018 C NL 88018C NL 88018D A NL88018D A NL 88018DA NL 88018 C NL88018 C NL 88018C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
- H03D7/10—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
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- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/24—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
- H03J5/242—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection used exclusively for band selection
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL700849X | 1951-10-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL88018C true NL88018C (xx) |
Family
ID=19810295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL88018D NL88018C (xx) | 1951-10-13 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2784308A (xx) |
| DE (1) | DE1076198B (xx) |
| FR (1) | FR1064297A (xx) |
| GB (1) | GB700849A (xx) |
| NL (1) | NL88018C (xx) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2023439A (en) * | 1931-06-10 | 1935-12-10 | Telefunken Gmbh | Radio receiving system |
| GB455649A (en) * | 1935-04-26 | 1936-10-26 | Marconi Wireless Telegraph Co | Improvements in or relating to radio receivers |
| NL51350C (xx) * | 1937-06-14 | |||
| US2235576A (en) * | 1938-10-31 | 1941-03-18 | Telefunken Gmbh | Oscillator-modulator circuit |
| GB568684A (en) * | 1943-10-11 | 1945-04-16 | Cossor Ltd A C | Improvements relating to frequency-changers for superheterodyne radio receivers and the like |
| FR936839A (fr) * | 1944-07-29 | 1948-07-30 | Philips Nv | Récepteur radiophonique à réglage automatique de l'amplification |
| BE484347A (xx) * | 1947-08-14 | |||
| DE971167C (de) * | 1951-06-21 | 1958-12-18 | Blaupunkt Werke G M B H Zweign | Umschaltbarer UEberlagerungsempfaenger, bei dem fuer den Empfang im Rundfunkwellenbereich und der UKW-Schwingungen verschiedene Lautstaerkeregelschaltungen vorgesehen sind |
-
0
- NL NL88018D patent/NL88018C/xx active
-
1952
- 1952-09-10 US US308852A patent/US2784308A/en not_active Expired - Lifetime
- 1952-10-10 FR FR1064297D patent/FR1064297A/fr not_active Expired
- 1952-10-10 GB GB25432/52A patent/GB700849A/en not_active Expired
- 1952-10-10 DE DEN6204A patent/DE1076198B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1076198B (de) | 1960-02-25 |
| FR1064297A (fr) | 1954-05-12 |
| GB700849A (en) | 1953-12-09 |
| US2784308A (en) | 1957-03-05 |