DE642761C - Arrangement to compensate for the weakening of the high modulation frequencies caused by too narrow resonance curves - Google Patents

Arrangement to compensate for the weakening of the high modulation frequencies caused by too narrow resonance curves

Info

Publication number
DE642761C
DE642761C DET45765D DET0045765D DE642761C DE 642761 C DE642761 C DE 642761C DE T45765 D DET45765 D DE T45765D DE T0045765 D DET0045765 D DE T0045765D DE 642761 C DE642761 C DE 642761C
Authority
DE
Germany
Prior art keywords
weakening
compensate
arrangement
modulation frequencies
high modulation
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
Application number
DET45765D
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefunken AG
Original Assignee
Telefunken AG
Publication date
Priority to DET45765D priority Critical patent/DE642761C/en
Application granted granted Critical
Publication of DE642761C publication Critical patent/DE642761C/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/02—Manually-operated control

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Printing Methods (AREA)

Description

*) Von dem Patentsucher ist als der Erfinder angegeben worden:*) The patent seeker stated as the inventor:

Dr. Erich Zepler in Chelmsford, England.Dr. Erich Zepler in Chelmsford, England.

Hierzu 1 Blatt Zeichnungen1 sheet of drawings BERUN. GEDRUCKT IN DER REICHSDRUCKEREI.BERUN. PRINTED IN THE REICH PRINTING COMPANY.

Claims (1)

Patentanspruch:Claim: Anordnung bei Geräten mit selbsttätiger Schwundregelung zum Ausgleich der durch zu schmale Resonanzkurven verursachten Schwächung der hohen Modulationsfrequenzen, dadurch gekennzeichnet, daß die Zeitkonstante 'des selbsttätigen Schwundausgleiches so klein gewählt ist, daß die Verstärkung bei tiefen Modulationsfrequenzen geringer ist. als bei hohen Frequenzen.Arrangement for devices with automatic shrinkage control to compensate for the Weakening of the high modulation frequencies caused by too narrow resonance curves, characterized in that the time constant 'of the automatic shrinkage compensation is chosen to be so small that that the gain is lower at low modulation frequencies. than at high frequencies.
DET45765D Arrangement to compensate for the weakening of the high modulation frequencies caused by too narrow resonance curves Expired DE642761C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DET45765D DE642761C (en) Arrangement to compensate for the weakening of the high modulation frequencies caused by too narrow resonance curves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DET45765D DE642761C (en) Arrangement to compensate for the weakening of the high modulation frequencies caused by too narrow resonance curves

Publications (1)

Publication Number Publication Date
DE642761C true DE642761C (en) 1937-03-13

Family

ID=7562122

Family Applications (1)

Application Number Title Priority Date Filing Date
DET45765D Expired DE642761C (en) Arrangement to compensate for the weakening of the high modulation frequencies caused by too narrow resonance curves

Country Status (1)

Country Link
DE (1) DE642761C (en)

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