FR579108A - Improvements to wireless telephony transmitters or receivers - Google Patents
Improvements to wireless telephony transmitters or receiversInfo
- Publication number
- FR579108A FR579108A FR579108DA FR579108A FR 579108 A FR579108 A FR 579108A FR 579108D A FR579108D A FR 579108DA FR 579108 A FR579108 A FR 579108A
- Authority
- FR
- France
- Prior art keywords
- receivers
- wireless telephony
- transmitters
- telephony transmitters
- wireless
- 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
- H03J5/24—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
- H03J5/26—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 operated by hand
- H03J5/32—Stationary tuning circuits or elements selected by push-button
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR579108T | 1924-03-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR579108A true FR579108A (en) | 1924-10-10 |
Family
ID=8955864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR579108D Expired FR579108A (en) | 1924-03-21 | 1924-03-21 | Improvements to wireless telephony transmitters or receivers |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR579108A (en) |
-
1924
- 1924-03-21 FR FR579108D patent/FR579108A/en not_active Expired
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