Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Cathode ray
Patent
1975-04-14
1977-07-05
Rolinec, Rudolph V.
Electricity: measuring and testing
Measuring, testing, or sensing electricity, per se
Cathode ray
324115, G01R 1320, G01R 1508
Patent
active
040342913
ABSTRACT:
An oscilloscope and a digital multimeter are combined in a single housing to provide a portable electronic measurement instrument wherein a substantial portion of circuitry is common to both measurement systems. A cathode-ray tube provides the display for both waveform and alpha-numeric information.
REFERENCES:
patent: 3816815 (1974-06-01), Schumann
Electronics; Jan. 10, 1974; p. 206.
Electronics, Jan. 9, 1975; p. 133.
Electronics; Apr. 3, 1975; pp. 28-29.
Tektronix Catalog; Tektronix, Inc., Beaverton, Ore.; 1971; pp. 217, 218, 222, 223, 235.
Allen David William
Borchert Marshall Bond
Karlsen Ernest F.
Noe George T.
Rolinec Rudolph V.
Tektronix Inc.
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