FR1513377A - Appareil amplificateur - Google Patents

Appareil amplificateur

Info

Publication number
FR1513377A
FR1513377A FR84964A FR84964A FR1513377A FR 1513377 A FR1513377 A FR 1513377A FR 84964 A FR84964 A FR 84964A FR 84964 A FR84964 A FR 84964A FR 1513377 A FR1513377 A FR 1513377A
Authority
FR
France
Prior art keywords
amplifier device
amplifier
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
FR84964A
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.)
Bassani SpA
Original Assignee
Bassani SpA
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 Bassani SpA filed Critical Bassani SpA
Application granted granted Critical
Publication of FR1513377A publication Critical patent/FR1513377A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/21—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers with semiconductor devices only
    • H03F3/217—Class D power amplifiers; Switching amplifiers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/24—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid
    • G01F23/241—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of resistance of resistors due to contact with conductor fluid for discrete levels
    • G01F23/243—Schematic arrangements of probes combined with measuring circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Breakers (AREA)
  • Emergency Protection Circuit Devices (AREA)
FR84964A 1966-04-12 1966-11-25 Appareil amplificateur Expired FR1513377A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT830766 1966-04-12

Publications (1)

Publication Number Publication Date
FR1513377A true FR1513377A (fr) 1968-02-16

Family

ID=11126326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR84964A Expired FR1513377A (fr) 1966-04-12 1966-11-25 Appareil amplificateur

Country Status (2)

Country Link
ES (1) ES332830A1 (fr)
FR (1) FR1513377A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2229049A1 (en) * 1973-05-10 1974-12-06 Chatelain Ets Electronic control of plant watering eqpt - conductivity measurements operate transistor lamp driver circuit for level control
LU91748B1 (fr) * 2010-10-26 2012-04-27 First Invent Sarl Détecteur automatique avec explosion parasitique

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2229049A1 (en) * 1973-05-10 1974-12-06 Chatelain Ets Electronic control of plant watering eqpt - conductivity measurements operate transistor lamp driver circuit for level control
LU91748B1 (fr) * 2010-10-26 2012-04-27 First Invent Sarl Détecteur automatique avec explosion parasitique

Also Published As

Publication number Publication date
ES332830A1 (es) 1967-08-16

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