BE469503A - - Google Patents
Info
- Publication number
- BE469503A BE469503A BE469503DA BE469503A BE 469503 A BE469503 A BE 469503A BE 469503D A BE469503D A BE 469503DA BE 469503 A BE469503 A BE 469503A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0035—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements
- H03G1/0041—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using thermistors
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/24—Frequency- independent attenuators
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB246140X | 1942-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE469503A true BE469503A (ja�@�@) |
Family
ID=10214437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE469503D BE469503A (ja�@�@) | 1942-07-17 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE469503A (ja�@�@) |
| CH (1) | CH246140A (ja�@�@) |
| FR (1) | FR932708A (ja�@�@) |
| GB (1) | GB558757A (ja�@�@) |
-
0
- BE BE469503D patent/BE469503A/xx unknown
-
1942
- 1942-07-17 GB GB9958/42A patent/GB558757A/en not_active Expired
-
1945
- 1945-07-24 CH CH246140D patent/CH246140A/de unknown
-
1946
- 1946-08-24 FR FR932708D patent/FR932708A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR932708A (fr) | 1948-03-31 |
| GB558757A (en) | 1944-01-19 |
| CH246140A (de) | 1946-12-15 |