GB1439747A - Switchable multi-stage electrical attenuator devices - Google Patents

Switchable multi-stage electrical attenuator devices

Info

Publication number
GB1439747A
GB1439747A GB2757472A GB2757472A GB1439747A GB 1439747 A GB1439747 A GB 1439747A GB 2757472 A GB2757472 A GB 2757472A GB 2757472 A GB2757472 A GB 2757472A GB 1439747 A GB1439747 A GB 1439747A
Authority
GB
United Kingdom
Prior art keywords
sheet
earth
attenuator
microswitches
cell
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
GB2757472A
Other languages
English (en)
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.)
Gemalto Terminals Ltd
Original Assignee
Solartron Electronic Group Ltd
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 Solartron Electronic Group Ltd filed Critical Solartron Electronic Group Ltd
Priority to GB2757472A priority Critical patent/GB1439747A/en
Priority to DE19732329288 priority patent/DE2329288A1/de
Priority to FR7321188A priority patent/FR2188279B1/fr
Publication of GB1439747A publication Critical patent/GB1439747A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/10—Auxiliary devices for switching or interrupting
    • H01P1/12—Auxiliary devices for switching or interrupting by mechanical chopper

Landscapes

  • Elimination Of Static Electricity (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
GB2757472A 1972-06-13 1972-06-13 Switchable multi-stage electrical attenuator devices Expired GB1439747A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB2757472A GB1439747A (en) 1972-06-13 1972-06-13 Switchable multi-stage electrical attenuator devices
DE19732329288 DE2329288A1 (de) 1972-06-13 1973-06-08 Schalteinrichtung
FR7321188A FR2188279B1 (enrdf_load_html_response) 1972-06-13 1973-06-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2757472A GB1439747A (en) 1972-06-13 1972-06-13 Switchable multi-stage electrical attenuator devices

Publications (1)

Publication Number Publication Date
GB1439747A true GB1439747A (en) 1976-06-16

Family

ID=10261840

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2757472A Expired GB1439747A (en) 1972-06-13 1972-06-13 Switchable multi-stage electrical attenuator devices

Country Status (3)

Country Link
DE (1) DE2329288A1 (enrdf_load_html_response)
FR (1) FR2188279B1 (enrdf_load_html_response)
GB (1) GB1439747A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172163A (en) * 1985-03-07 1986-09-10 Kenton Lab Limited Attenuator apparatus

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330765A (en) * 1980-02-26 1982-05-18 Weinschel Engineering Co., Inc. Switchable microwave step attenuator with compensation for linear operation over wide frequency range

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2597090A (en) * 1949-05-19 1952-05-20 Daven Company Variable attenuator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2172163A (en) * 1985-03-07 1986-09-10 Kenton Lab Limited Attenuator apparatus
GB2172163B (en) * 1985-03-07 1989-05-04 Kenton Lab Limited Attenuator apparatus

Also Published As

Publication number Publication date
FR2188279A1 (enrdf_load_html_response) 1974-01-18
FR2188279B1 (enrdf_load_html_response) 1977-05-06
DE2329288A1 (de) 1974-01-17

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Legal Events

Date Code Title Description
CSNS Application of which complete specification have been accepted and published, but patent is not sealed