FR868954A - Vacuum tube voltmeter with bridge connection for measuring DC voltages - Google Patents

Vacuum tube voltmeter with bridge connection for measuring DC voltages

Info

Publication number
FR868954A
FR868954A FR868954DA FR868954A FR 868954 A FR868954 A FR 868954A FR 868954D A FR868954D A FR 868954DA FR 868954 A FR868954 A FR 868954A
Authority
FR
France
Prior art keywords
voltages
measuring
vacuum tube
bridge connection
tube voltmeter
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.)
Atlas Werke AG
Original Assignee
Atlas Werke 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 Atlas Werke AG filed Critical Atlas Werke AG
Application granted granted Critical
Publication of FR868954A publication Critical patent/FR868954A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/10—AC or DC measuring bridges
    • G01R17/16—AC or DC measuring bridges with discharge tubes or semiconductor devices in one or more arms of the bridge, e.g. voltmeter using a difference amplifier
FR868954D 1938-10-05 1940-12-31 Vacuum tube voltmeter with bridge connection for measuring DC voltages Expired FR868954A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE868954X 1938-10-05

Publications (1)

Publication Number Publication Date
FR868954A true FR868954A (en) 1942-01-21

Family

ID=6802710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868954D Expired FR868954A (en) 1938-10-05 1940-12-31 Vacuum tube voltmeter with bridge connection for measuring DC voltages

Country Status (1)

Country Link
FR (1) FR868954A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE969504C (en) * 1952-05-24 1958-06-12 Telefunken Gmbh DC amplifier circuit with several series-connected, galvanically coupled tube stages

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE969504C (en) * 1952-05-24 1958-06-12 Telefunken Gmbh DC amplifier circuit with several series-connected, galvanically coupled tube stages

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