Control circuit for a delayed sweep oscilloscope

Details Control circuit for a delayed sweep oscilloscope Control circuit for a delayed sweep oscilloscope

1983-10-26

1986-06-03

Levy, Stewart J.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Cathode ray

G01R 1322

Patent

active

045932425

ABSTRACT:
In accordance with the present invention, a control circuit for operating a delayed sweep oscilloscope includes a reversible counter which may be selectively incremented or decremented to establish a number of trigger-circuit operating functions and modes, such as trigger source selection, coupling, level, and sweep mode. A plurality of light sources behind a plastic overlay laminated to the front panel indicate the various functions and modes.

REFERENCES:
patent: 3879722 (1975-04-01), Knowlton
patent: 4372054 (1983-02-01), Pomerantz et al.
Rolfe, D., "Internal Computer Automates Oscilloscope", Electronic Product Design, Oct. 1980, pp. 45-48.

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