NL50007C - - Google Patents

Info

Publication number: NL50007C
Authority: NL; Netherlands

Application number

Priority date (The priority date 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 date listed.)

1937-05-07

Publication of NL50007C publication Critical patent/NL50007C/xx

Classifications

- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
- H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/22—Automatic control in amplifiers having discharge tubes
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/02—Details
- H04B3/04—Control of transmission; Equalising
- H04B3/10—Control of transmission; Equalising by pilot signal
- H04B3/12—Control of transmission; Equalising by pilot signal in negative-feedback path of line amplifier

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Power Engineering (AREA)
Coils Or Transformers For Communication (AREA)

NL50007D 1937-05-07 NL50007C (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB205686X		1937-05-07

Publications (1)

Publication Number	Publication Date
NL50007C true NL50007C (xx)

Family

ID=10148066

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL50007D NL50007C (xx)	1937-05-07

Country Status (4)

Country	Link
CH (1)	CH205686A (xx)
FR (1)	FR837622A (xx)
GB (1)	GB495058A (xx)
NL (1)	NL50007C (xx)

0
- NL NL50007D patent/NL50007C/xx active
1937
- 1937-05-07 GB GB13102/37A patent/GB495058A/en not_active Expired
1938
- 1938-05-03 CH CH205686D patent/CH205686A/de unknown
- 1938-05-06 FR FR837622D patent/FR837622A/fr not_active Expired

Also Published As

Publication number	Publication date
GB495058A (en)	1938-11-07
FR837622A (fr)	1939-02-15
CH205686A (de)	1939-06-30

Publication	Publication Date	Title
AT151505B (xx)	1937-11-25
BE420085R (xx)	1937-03-31
BE419835A (xx)
BE421670A (xx)	1937-06-30
BE437339A (xx)
BE431281A (xx)
BE430130A (xx)
BE429854A (xx)
BE429143A (xx)
BE428205A (xx)
BE423916A (xx)
BE422006A (xx)
BE421925A (xx)
BE419812A (xx)
BE421624A (xx)	1937-06-30
BE421514A (xx)
BE421498A (xx)	1937-06-30
BE421473A (xx)
BE421431A (xx)	1937-08-31
BE421290A (xx)	1937-05-31
BE419783A (xx)
NL50007C (xx)
BE131631A (xx)
BE235779A (xx)
BE421282A (xx)