NL37561C - - Google Patents
Info
- Publication number
- NL37561C NL37561C NL37561DA NL37561C NL 37561 C NL37561 C NL 37561C NL 37561D A NL37561D A NL 37561DA NL 37561 C NL37561 C NL 37561C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
- H04H20/76—Wired systems
- H04H20/82—Wired systems using signals not modulated onto a carrier
- H04H20/83—Wired systems using signals not modulated onto a carrier not sharing the network with any other service
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL384134X | 1931-06-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL37561C true NL37561C (zh) |
Family
ID=19785679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL37561D NL37561C (zh) | 1931-06-24 |
Country Status (3)
Country | Link |
---|---|
FR (1) | FR733746A (zh) |
GB (1) | GB384134A (zh) |
NL (1) | NL37561C (zh) |
-
0
- NL NL37561D patent/NL37561C/xx active
-
1932
- 1932-02-17 FR FR733746D patent/FR733746A/fr not_active Expired
- 1932-02-17 GB GB4714/32A patent/GB384134A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB384134A (en) | 1932-12-01 |
FR733746A (fr) | 1932-10-10 |