AT349064B - ADJUSTABLE DAMPING ELEMENT FOR PARTICULARLY SHORT ELECTROMAGNETIC WAVES - Google Patents

ADJUSTABLE DAMPING ELEMENT FOR PARTICULARLY SHORT ELECTROMAGNETIC WAVES

Info

Publication number
AT349064B
AT349064B AT347175A AT347175A AT349064B AT 349064 B AT349064 B AT 349064B AT 347175 A AT347175 A AT 347175A AT 347175 A AT347175 A AT 347175A AT 349064 B AT349064 B AT 349064B
Authority
AT
Austria
Prior art keywords
electromagnetic waves
damping element
adjustable damping
particularly short
short electromagnetic
Prior art date
Application number
AT347175A
Other languages
German (de)
Other versions
ATA347175A (en
Original Assignee
Siemens Ag
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.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of ATA347175A publication Critical patent/ATA347175A/en
Application granted granted Critical
Publication of AT349064B publication Critical patent/AT349064B/en

Links

Classifications

    • 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
    • H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
    • H03H7/253—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode
    • H03H7/255—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode the element being a PIN diode
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
    • A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
    • A01N43/88—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms six-membered rings with three ring hetero atoms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/22—Attenuating devices
    • 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
    • H03G1/0052—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using continuously variable impedance elements using diodes
    • H03G1/0058—PIN-diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Pest Control & Pesticides (AREA)
  • Plant Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dentistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Attenuators (AREA)
  • Non-Reversible Transmitting Devices (AREA)
  • Control Of Amplification And Gain Control (AREA)
AT347175A 1974-05-10 1975-05-06 ADJUSTABLE DAMPING ELEMENT FOR PARTICULARLY SHORT ELECTROMAGNETIC WAVES AT349064B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2422843A DE2422843C3 (en) 1974-05-10 1974-05-10 Adjustable damping element for especially short electromagnetic waves

Publications (2)

Publication Number Publication Date
ATA347175A ATA347175A (en) 1978-08-15
AT349064B true AT349064B (en) 1979-03-26

Family

ID=5915256

Family Applications (2)

Application Number Title Priority Date Filing Date
AT347175A AT349064B (en) 1974-05-10 1975-05-06 ADJUSTABLE DAMPING ELEMENT FOR PARTICULARLY SHORT ELECTROMAGNETIC WAVES
AT310076A AT347175B (en) 1974-05-10 1976-04-28 WEED CLEANER

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT310076A AT347175B (en) 1974-05-10 1976-04-28 WEED CLEANER

Country Status (16)

Country Link
JP (1) JPS5535009B2 (en)
AR (1) AR203915A1 (en)
AT (2) AT349064B (en)
BE (1) BE828889A (en)
BR (1) BR7502878A (en)
CH (1) CH576726A5 (en)
DE (1) DE2422843C3 (en)
DK (1) DK205675A (en)
FR (1) FR2270687B1 (en)
GB (1) GB1510150A (en)
IE (1) IE41291B1 (en)
IN (1) IN142563B (en)
IT (1) IT1037829B (en)
LU (1) LU72421A1 (en)
NL (1) NL7505565A (en)
SE (1) SE400434B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3842425C1 (en) * 1988-12-16 1989-11-23 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De Method and device for the temperature compensation of an attenuator
DE4115599C2 (en) * 1991-05-14 1994-03-24 Ant Nachrichtentech Attenuator

Also Published As

Publication number Publication date
AU8100175A (en) 1976-11-11
LU72421A1 (en) 1975-08-26
SE7505316L (en) 1975-11-11
NL7505565A (en) 1975-11-12
BE828889A (en) 1975-11-10
AR203915A1 (en) 1975-10-31
ATA310076A (en) 1978-04-15
IE41291L (en) 1975-11-10
JPS5535009B2 (en) 1980-09-11
IN142563B (en) 1977-07-30
FR2270687B1 (en) 1978-02-03
JPS50156346A (en) 1975-12-17
DE2422843A1 (en) 1975-11-13
DE2422843C3 (en) 1978-09-21
FR2270687A1 (en) 1975-12-05
IT1037829B (en) 1979-11-20
AT347175B (en) 1978-08-15
BR7502878A (en) 1976-03-16
ATA347175A (en) 1978-08-15
DK205675A (en) 1975-11-11
IE41291B1 (en) 1979-12-05
SE400434B (en) 1978-03-20
GB1510150A (en) 1978-05-10
CH576726A5 (en) 1976-06-15
DE2422843B2 (en) 1978-02-09

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
ELJ Ceased due to non-payment of the annual fee