NL29679C - - Google Patents
Info
- Publication number
- NL29679C NL29679C NL29679DA NL29679C NL 29679 C NL29679 C NL 29679C NL 29679D A NL29679D A NL 29679DA NL 29679 C NL29679 C NL 29679C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/02—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements with tubes only
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/20—Circuits for coupling gramophone pick-up, recorder output, or microphone to receiver
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2066751X | 1928-05-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL29679C true NL29679C (pt) |
Family
ID=7983349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL29679D NL29679C (pt) | 1928-05-05 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2066751A (pt) |
| NL (1) | NL29679C (pt) |
-
0
- NL NL29679D patent/NL29679C/xx active
-
1929
- 1929-05-04 US US360480A patent/US2066751A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2066751A (en) | 1937-01-05 |