FR872101A - Système de commande par poussoirs pour radio-récepteurs - Google Patents
Système de commande par poussoirs pour radio-récepteursInfo
- Publication number
- FR872101A FR872101A FR872101DA FR872101A FR 872101 A FR872101 A FR 872101A FR 872101D A FR872101D A FR 872101DA FR 872101 A FR872101 A FR 872101A
- Authority
- FR
- France
- Prior art keywords
- control system
- radio receivers
- pushbutton control
- pushbutton
- receivers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- 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
- H03J5/02—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 variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/04—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 variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings operated by hand
- H03J5/12—Settings determined by a number of separately-actuated driving means which adjust the tuning element directly to desired settings
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05G—CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BY MECHANICAL FEATURES ONLY
- G05G1/00—Controlling members, e.g. knobs or handles; Assemblies or arrangements thereof; Indicating position of controlling members
- G05G1/08—Controlling members for hand actuation by rotary movement, e.g. hand wheels
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Structure Of Receivers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE872101X | 1938-10-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR872101A true FR872101A (fr) | 1942-05-30 |
Family
ID=6815909
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR872101D Expired FR872101A (fr) | 1938-10-22 | 1941-05-13 | Système de commande par poussoirs pour radio-récepteurs |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE436598A (US07122603-20061017-C00294.png) |
FR (1) | FR872101A (US07122603-20061017-C00294.png) |
NL (1) | NL54536C (US07122603-20061017-C00294.png) |
-
0
- BE BE436598D patent/BE436598A/fr unknown
- NL NL54536D patent/NL54536C/xx active
-
1941
- 1941-05-13 FR FR872101D patent/FR872101A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE436598A (US07122603-20061017-C00294.png) | |
NL54536C (US07122603-20061017-C00294.png) |
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