GB1447291A - Logic level testers - Google Patents

Logic level testers

Info

Publication number
GB1447291A
GB1447291A GB3712573A GB3712573A GB1447291A GB 1447291 A GB1447291 A GB 1447291A GB 3712573 A GB3712573 A GB 3712573A GB 3712573 A GB3712573 A GB 3712573A GB 1447291 A GB1447291 A GB 1447291A
Authority
GB
United Kingdom
Prior art keywords
logic level
level testers
testers
logic
level
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
GB3712573A
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.)
Honeywell Ltd Canada
Original Assignee
Honeywell Ltd Canada
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 Honeywell Ltd Canada filed Critical Honeywell Ltd Canada
Priority to GB3712573A priority Critical patent/GB1447291A/en
Publication of GB1447291A publication Critical patent/GB1447291A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16557—Logic probes, i.e. circuits indicating logic state (high, low, O)

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB3712573A 1973-08-04 1973-08-04 Logic level testers Expired GB1447291A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3712573A GB1447291A (en) 1973-08-04 1973-08-04 Logic level testers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3712573A GB1447291A (en) 1973-08-04 1973-08-04 Logic level testers

Publications (1)

Publication Number Publication Date
GB1447291A true GB1447291A (en) 1976-08-25

Family

ID=10393940

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3712573A Expired GB1447291A (en) 1973-08-04 1973-08-04 Logic level testers

Country Status (1)

Country Link
GB (1) GB1447291A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128344A (en) * 1982-09-30 1984-04-26 Ford Motor Co Voltage sensor device
US4499419A (en) * 1980-06-23 1985-02-12 Schlumberger Electronics (U.K.) Ltd. Methods and apparatus for assessing the quality of logic signals
GB2218217A (en) * 1988-05-02 1989-11-08 Mitel Corp Voltage monitor for in-circuit testing
FR2633053A1 (en) * 1988-06-17 1989-12-22 Labo Electronique Physique CONFIGURABLE MULTILEVEL LOGIC ANALYZER
EP0456080A2 (en) * 1990-05-11 1991-11-13 Siemens Aktiengesellschaft Österreich Indication method and circuit of different input signals

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4499419A (en) * 1980-06-23 1985-02-12 Schlumberger Electronics (U.K.) Ltd. Methods and apparatus for assessing the quality of logic signals
GB2128344A (en) * 1982-09-30 1984-04-26 Ford Motor Co Voltage sensor device
US4634971A (en) * 1982-09-30 1987-01-06 Ford Motor Company Portable hand-held voltage sensor with manually adjustable reference voltage for comparison with sensed voltage
GB2218217A (en) * 1988-05-02 1989-11-08 Mitel Corp Voltage monitor for in-circuit testing
GB2218217B (en) * 1988-05-02 1992-08-19 Mitel Corp Voltage monitor for in-circuit testing
FR2633053A1 (en) * 1988-06-17 1989-12-22 Labo Electronique Physique CONFIGURABLE MULTILEVEL LOGIC ANALYZER
EP0351900A2 (en) * 1988-06-17 1990-01-24 Laboratoires D'electronique Philips Logic analyser with configurable multi-levels
EP0351900A3 (en) * 1988-06-17 1990-01-31 Laboratoires D'electronique Philips Logic analyser with configurable multi-levels
US5177483A (en) * 1988-06-17 1993-01-05 U.S. Philips Corporation Multilevel configurable logic analyzer
EP0456080A2 (en) * 1990-05-11 1991-11-13 Siemens Aktiengesellschaft Österreich Indication method and circuit of different input signals
EP0456080A3 (en) * 1990-05-11 1993-06-16 Siemens Aktiengesellschaft Oesterreich Indication method and circuit of different input signals

Similar Documents

Publication Publication Date Title
AU7068574A (en) Buoy
GB1447321A (en) Acceleromter
GB1484639A (en) 2-n-substituted m-toluenediamines
CS108074A2 (en) Archovy vykladac archoveho tiskoveho stroje
BG33001A3 (en) Silicijj
AU6876974A (en) Railbed
AU7374074A (en) Pha-methylene-d-homo-delta4-
AU7125674A (en) Bag-handling methods
GB1488031A (en) D-homosteroids
AU7017074A (en) Logic circuit
AU7015174A (en) Glucuronyl-glucosamino-glycan-sulphonates
GB1447613A (en) Probes
AU6701074A (en) Dyestuffs
AU7137874A (en) Phenolaldehydes
GB1488135A (en) 7-methoxycephalosporins
GB1447291A (en) Logic level testers
AU6616174A (en) Flag-stone
AU7381574A (en) 6-demethyl-6-deoxy-6-methylene-tetracyclines
AU7373974A (en) D-homo-steroids
AU7279474A (en) Disazomethine dyestuffs
ZA74470B (en) Can sorter
GB1444586A (en) Test arrangements
GB1365765A (en) Stairnosings
AU7009074A (en) Dyestuffs
GB1443773A (en) Level indicators

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee