FR868312A - Cathode ray tube impedancemeter - Google Patents

Cathode ray tube impedancemeter

Info

Publication number
FR868312A
FR868312A FR868312DA FR868312A FR 868312 A FR868312 A FR 868312A FR 868312D A FR868312D A FR 868312DA FR 868312 A FR868312 A FR 868312A
Authority
FR
France
Prior art keywords
impedancemeter
ray tube
cathode ray
cathode
tube
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
Other languages
French (fr)
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Application granted granted Critical
Publication of FR868312A publication Critical patent/FR868312A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/20—Cathode-ray oscilloscopes
    • G01R13/208—Arrangements for measuring with C.R. oscilloscopes, e.g. vectorscope

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR868312D 1940-12-23 1940-12-23 Cathode ray tube impedancemeter Expired FR868312A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR868312T 1940-12-23

Publications (1)

Publication Number Publication Date
FR868312A true FR868312A (en) 1941-12-27

Family

ID=9346120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868312D Expired FR868312A (en) 1940-12-23 1940-12-23 Cathode ray tube impedancemeter

Country Status (1)

Country Link
FR (1) FR868312A (en)

Similar Documents

Publication Publication Date Title
FR863453A (en) Cathode ray tube
FR877309A (en) Improvements to cathode ray tubes
FR51069E (en) Cathode ray tube
CH220849A (en) Cathode ray tube.
FR870787A (en) Cathode ray tube with complementary electron acceleration
FR863045A (en) Cathode ray tube
FR884956A (en) Cathode ray tube
FR881865A (en) Cathode ray tubes
FR942455A (en) Improvements to cathode ray tubes
CH255241A (en) Cathode ray tube.
FR884059A (en) Improvements to discharge tubes
FR870111A (en) Improvements to discharge tubes
FR932387A (en) Cathode ray tubes
FR871623A (en) Magnetic Concentration Cathode Ray Tube
CH218678A (en) Cathode ray tube.
FR859226A (en) Cathode luminescence tube
FR873959A (en) Cathode ray tube
FR868312A (en) Cathode ray tube impedancemeter
FR876870A (en) Cathode ray tubes
FR875905A (en) Cathode ray tube
FR866332A (en) Improvements to discharge tubes
FR858667A (en) Cathode ray tube
FR849696A (en) Cathode ray tube
FR873065A (en) Electric discharge tube
DK76615C (en) Double-beam cathode ray tube.