Presently a symbol showed up on the oscilloscope screen of the reproducing unit.

This was done by asking them to report the position of a dot moving round an oscilloscope screen at the moment of the experience.

The line traced out on the oscilloscope screen was absolutely flat and horizontal.

One camera pans throughout the room, while the other is fixed on what appears to be an oscilloscope screen.

He watched the electronic blip trace across the oscilloscope screen.

Her eyes caught the fluorescent blips racing across the front of the oscilloscope screens.

Later messages had been picked up by radio telescope and converted to appear as symbols on the oscilloscope screen.

They did so, and upon each of four oscilloscope screens there appeared hundreds of irregular lines.

When I returned to my place on the beach the machine with the oscilloscope screen was standing beside my chair.

Sharp, blinding lines danced in confusion on the oscilloscope screen.